im604-b ranger 8 lpg - lincoln electric · for engine powered equipment. 1.a. turn the engine off...

38
OPERATOR’S MANUAL Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind. However, your overall safety can be increased by proper installation ... and thought- ful operation on your part. DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CONTAINED THROUGHOUT. And, most importantly, think before you act and be careful. RANGER 8 LPG For Machines with Code Number 10526, 10541, 10937 IM604-B August, 2002 R • Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com • World's Leader in Welding and Cutting Products • Date of Purchase: Serial Number: Code Number: Model: Where Purchased: Copyright © 2002 Lincoln Global Inc. This manual covers equipment which is no longer in production by The Lincoln Electric Co. Specifications and availability of optional features may have changed.

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Page 1: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

OPERATOR’S MANUAL

Safety Depends on YouLincoln arc welding and cuttingequipment is designed and builtwith safety in mind. However, youroverall safety can be increased byproper installation ... and thought-ful operation on your part. DONOT INSTALL, OPERATE ORREPAIR THIS EQUIPMENTWITHOUT READING THISMANUAL AND THE SAFETYPRECAUTIONS CONTAINEDTHROUGHOUT. And, mostimportantly, think before you actand be careful.

RANGER™ 8 LPGFor Machines with Code Number 10526, 10541, 10937

IM604-BAugust, 2002

R

• Sales and Service through Subsidiaries and Distributors Worldwide •

Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com

• World's Leader in Welding and Cutting Products •

Date of Purchase:Serial Number:Code Number:Model:Where Purchased:

Copyright © 2002 Lincoln Global Inc.

This manual covers equipment which is no longer in production by The Lincoln Electric Co. Speci�cations and availability of optional features may have changed.

Page 2: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

FOR ENGINEpowered equipment.

1.a. Turn the engine off before troubleshooting and maintenancework unless the maintenance work requires it to be running.

____________________________________________________1.b. Operate engines in open, well-ventilated

areas or vent the engine exhaust fumes outdoors.

____________________________________________________1.c. Do not add the fuel near an open flame

welding arc or when the engine is running.Stop the engine and allow it to cool beforerefueling to prevent spilled fuel from vaporiz-ing on contact with hot engine parts andigniting. Do not spill fuel when filling tank. Iffuel is spilled, wipe it up and do not startengine until fumes have been eliminated.

____________________________________________________1.d. Keep all equipment safety guards, covers and devices in

position and in good repair.Keep hands, hair, clothing andtools away from V-belts, gears, fans and all other movingparts when starting, operating or repairing equipment.

____________________________________________________

1.e. In some cases it may be necessary to remove safetyguards to perform required maintenance. Removeguards only when necessary and replace them when themaintenance requiring their removal is complete.Always use the greatest care when working near movingparts.

___________________________________________________1.f. Do not put your hands near the engine fan.

Do not attempt to override the governor oridler by pushing on the throttle control rodswhile the engine is running.

___________________________________________________1.g. To prevent accidentally starting gasoline engines while

turning the engine or welding generator during maintenancework, disconnect the spark plug wires, distributor cap ormagneto wire as appropriate.

iSAFETYi

ARC WELDING CAN BE HAZARDOUS. PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY OR DEATH.KEEP CHILDREN AWAY. PACEMAKER WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING.

Read and understand the following safety highlights. For additional safety information, it is strongly recommended that youpurchase a copy of “Safety in Welding & Cutting - ANSI Standard Z49.1” from the American Welding Society, P.O. Box351040, Miami, Florida 33135 or CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety” booklet E205 is availablefrom the Lincoln Electric Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199.

BE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE AND REPAIR PROCEDURES AREPERFORMED ONLY BY QUALIFIED INDIVIDUALS.

WARNING

Mar ‘95

ELECTRIC AND MAGNETIC FIELDSmay be dangerous

2.a. Electric current flowing through any conductor causes localized Electric and Magnetic Fields (EMF). Welding current creates EMF fields around welding cables and welding machines

2.b. EMF fields may interfere with some pacemakers, andwelders having a pacemaker should consult their physicianbefore welding.

2.c. Exposure to EMF fields in welding may have other healtheffects which are now not known.

2.d. All welders should use the following procedures in order tominimize exposure to EMF fields from the welding circuit:

2.d.1. Route the electrode and work cables together - Securethem with tape when possible.

2.d.2. Never coil the electrode lead around your body.

2.d.3. Do not place your body between the electrode andwork cables. If the electrode cable is on your right side, the work cable should also be on your right side.

2.d.4. Connect the work cable to the workpiece as close aspossible to the area being welded.

2.d.5. Do not work next to welding power source.

1.h. To avoid scalding, do not remove theradiator pressure cap when the engine ishot.

CALIFORNIA PROPOSITION 65 WARNINGS

Diesel engine exhaust and some of its constituentsare known to the State of California to cause can-cer, birth defects, and other reproductive harm.

The engine exhaust from this product containschemicals known to the State of California to causecancer, birth defects, or other reproductive harm.

The Above For Diesel Engines The Above For Gasoline Engines

Page 3: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

iiSAFETYii

ARC RAYS can burn.4.a. Use a shield with the proper filter and cover

plates to protect your eyes from sparks andthe rays of the arc when welding or observingopen arc welding. Headshield and filter lensshould conform to ANSI Z87. I standards.

4.b. Use suitable clothing made from durable flame-resistantmaterial to protect your skin and that of your helpers fromthe arc rays.

4.c. Protect other nearby personnel with suitable, non-flammablescreening and/or warn them not to watch the arc nor exposethemselves to the arc rays or to hot spatter or metal.

ELECTRIC SHOCK cankill.3.a. The electrode and work (or ground) circuits

are electrically “hot” when the welder is on.Do not touch these “hot” parts with your bareskin or wet clothing. Wear dry, hole-free

gloves to insulate hands.

3.b. Insulate yourself from work and ground using dry insulation.Make certain the insulation is large enough to cover your fullarea of physical contact with work and ground.

In addition to the normal safety precautions, if weldingmust be performed under electrically hazardousconditions (in damp locations or while wearing wetclothing; on metal structures such as floors, gratings orscaffolds; when in cramped positions such as sitting,kneeling or lying, if there is a high risk of unavoidable oraccidental contact with the workpiece or ground) usethe following equipment:

• Semiautomatic DC Constant Voltage (Wire) Welder.• DC Manual (Stick) Welder.• AC Welder with Reduced Voltage Control.

3.c. In semiautomatic or automatic wire welding, the electrode,electrode reel, welding head, nozzle or semiautomaticwelding gun are also electrically “hot”.

3.d. Always be sure the work cable makes a good electricalconnection with the metal being welded. The connectionshould be as close as possible to the area being welded.

3.e. Ground the work or metal to be welded to a good electrical(earth) ground.

3.f. Maintain the electrode holder, work clamp, welding cable andwelding machine in good, safe operating condition. Replacedamaged insulation.

3.g. Never dip the electrode in water for cooling.

3.h. Never simultaneously touch electrically “hot” parts ofelectrode holders connected to two welders because voltagebetween the two can be the total of the open circuit voltageof both welders.

3.i. When working above floor level, use a safety belt to protectyourself from a fall should you get a shock.

3.j. Also see Items 6.c. and 8.

FUMES AND GASEScan be dangerous.5.a. Welding may produce fumes and gases

hazardous to health. Avoid breathing thesefumes and gases.When welding, keepyour head out of the fume. Use enoughventilation and/or exhaust at the arc to keep

fumes and gases away from the breathing zone. Whenwelding with electrodes which require specialventilation such as stainless or hard facing (seeinstructions on container or MSDS) or on lead orcadmium plated steel and other metals or coatingswhich produce highly toxic fumes, keep exposure aslow as possible and below Threshold Limit Values (TLV)using local exhaust or mechanical ventilation. Inconfined spaces or in some circumstances, outdoors, arespirator may be required. Additional precautions arealso required when welding on galvanized steel.

5.b. Do not weld in locations near chlorinated hydrocarbon vaporscoming from degreasing, cleaning or spraying operations.

The heat and rays of the arc can react with solvent vapors toform phosgene, a highly toxic gas, and other irritating products.

5.c. Shielding gases used for arc welding can displace air andcause injury or death. Always use enough ventilation,especially in confined areas, to insure breathing air is safe.

5.d. Read and understand the manufacturer’s instructions for thisequipment and the consumables to be used, including thematerial safety data sheet (MSDS) and follow youremployer’s safety practices. MSDS forms are available fromyour welding distributor or from the manufacturer.

5.e. Also see item 1.b. Mar ‘95

Page 4: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

FOR ELECTRICALLYpowered equipment.

8.a. Turn off input power using the disconnectswitch at the fuse box before working onthe equipment.

8.b. Install equipment in accordance with the U.S. NationalElectrical Code, all local codes and the manufacturer’srecommendations.

8.c. Ground the equipment in accordance with the U.S. NationalElectrical Code and the manufacturer’s recommendations.

CYLINDER may explodeif damaged.7.a. Use only compressed gas cylinders

containing the correct shielding gas for theprocess used and properly operatingregulators designed for the gas and

pressure used. All hoses, fittings, etc. should be suitable forthe application and maintained in good condition.

7.b. Always keep cylinders in an upright position securelychained to an undercarriage or fixed support.

7.c. Cylinders should be located:• Away from areas where they may be struck or subjected tophysical damage.

• A safe distance from arc welding or cutting operations andany other source of heat, sparks, or flame.

7.d. Never allow the electrode, electrode holder or any otherelectrically “hot” parts to touch a cylinder.

7.e. Keep your head and face away from the cylinder valve outletwhen opening the cylinder valve.

7.f. Valve protection caps should always be in place and handtight except when the cylinder is in use or connected foruse.

7.g. Read and follow the instructions on compressed gascylinders, associated equipment, and CGA publication P-l,“Precautions for Safe Handling of Compressed Gases inCylinders,” available from the Compressed Gas Association1235 Jefferson Davis Highway, Arlington, VA 22202.

iiiSAFETYiii

Mar ‘95

WELDING SPARKS cancause fire or explosion.6.a. Remove fire hazards from the welding area.

If this is not possible, cover them to preventthe welding sparks from starting a fire.Remember that welding sparks and hot

materials from welding can easily go through small cracksand openings to adjacent areas. Avoid welding nearhydraulic lines. Have a fire extinguisher readily available.

6.b. Where compressed gases are to be used at the job site,special precautions should be used to prevent hazardoussituations. Refer to “Safety in Welding and Cutting” (ANSIStandard Z49.1) and the operating information for theequipment being used.

6.c. When not welding, make certain no part of the electrodecircuit is touching the work or ground. Accidental contactcan cause overheating and create a fire hazard.

6.d. Do not heat, cut or weld tanks, drums or containers until theproper steps have been taken to insure that such procedureswill not cause flammable or toxic vapors from substancesinside. They can cause an explosion even though they havebeen “cleaned”. For information, purchase “RecommendedSafe Practices for the Preparation for Welding and Cutting ofContainers and Piping That Have Held HazardousSubstances”, AWS F4.1 from the American Welding Society(see address above).

6.e. Vent hollow castings or containers before heating, cutting orwelding. They may explode.

6.f. Sparks and spatter are thrown from the welding arc. Wear oilfree protective garments such as leather gloves, heavy shirt,cuffless trousers, high shoes and a cap over your hair. Wearear plugs when welding out of position or in confined places.Always wear safety glasses with side shields when in awelding area.

6.g. Connect the work cable to the work as close to the weldingarea as practical. Work cables connected to the buildingframework or other locations away from the welding areaincrease the possibility of the welding current passingthrough lifting chains, crane cables or other alternate cir-cuits. This can create fire hazards or overheat lifting chainsor cables until they fail.

6.h. Also see item 1.c.

Page 5: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

ivSAFETYiv

PRÉCAUTIONS DE SÛRETÉPour votre propre protection lire et observer toutes les instruc-tions et les précautions de sûreté specifiques qui parraissentdans ce manuel aussi bien que les précautions de sûretégénérales suivantes:

Sûreté Pour Soudage A L’Arc1. Protegez-vous contre la secousse électrique:

a. Les circuits à l’électrode et à la piéce sont sous tensionquand la machine à souder est en marche. Eviter toujourstout contact entre les parties sous tension et la peau nueou les vétements mouillés. Porter des gants secs et sanstrous pour isoler les mains.

b. Faire trés attention de bien s’isoler de la masse quand onsoude dans des endroits humides, ou sur un planchermetallique ou des grilles metalliques, principalement dans

les positions assis ou couché pour lesquelles unegrande partie du corps peut être en contact avec lamasse.

c. Maintenir le porte-électrode, la pince de masse, le câblede soudage et la machine à souder en bon et sûr étatdefonctionnement.

d.Ne jamais plonger le porte-électrode dans l’eau pour lerefroidir.

e. Ne jamais toucher simultanément les parties sous tensiondes porte-électrodes connectés à deux machines à soud-er parce que la tension entre les deux pinces peut être letotal de la tension à vide des deux machines.

f. Si on utilise la machine à souder comme une source decourant pour soudage semi-automatique, ces precautionspour le porte-électrode s’applicuent aussi au pistolet desoudage.

2. Dans le cas de travail au dessus du niveau du sol, se pro-téger contre les chutes dans le cas ou on recoit un choc. Nejamais enrouler le câble-électrode autour de n’importe quellepartie du corps.

3. Un coup d’arc peut être plus sévère qu’un coup de soliel,donc:

a. Utiliser un bon masque avec un verre filtrant appropriéainsi qu’un verre blanc afin de se protéger les yeux durayonnement de l’arc et des projections quand on soudeou quand on regarde l’arc.

b. Porter des vêtements convenables afin de protéger lapeau de soudeur et des aides contre le rayonnement del‘arc.

c. Protéger l’autre personnel travaillant à proximité ausoudage à l’aide d’écrans appropriés et non-inflamma-bles.

4. Des gouttes de laitier en fusion sont émises de l’arc desoudage. Se protéger avec des vêtements de protectionlibres de l’huile, tels que les gants en cuir, chemise épaisse,pantalons sans revers, et chaussures montantes.

5. Toujours porter des lunettes de sécurité dans la zone desoudage. Utiliser des lunettes avec écrans lateraux dans leszones où l’on pique le laitier.

6. Eloigner les matériaux inflammables ou les recouvrir afin deprévenir tout risque d’incendie dû aux étincelles.

7. Quand on ne soude pas, poser la pince à une endroit isolé dela masse. Un court-circuit accidental peut provoquer unéchauffement et un risque d’incendie.

8. S’assurer que la masse est connectée le plus prés possiblede la zone de travail qu’il est pratique de le faire. Si on placela masse sur la charpente de la construction ou d’autresendroits éloignés de la zone de travail, on augmente le risquede voir passer le courant de soudage par les chaines de lev-age, câbles de grue, ou autres circuits. Cela peut provoquerdes risques d’incendie ou d’echauffement des chaines et descâbles jusqu’à ce qu’ils se rompent.

9. Assurer une ventilation suffisante dans la zone de soudage.Ceci est particuliérement important pour le soudage de tôlesgalvanisées plombées, ou cadmiées ou tout autre métal quiproduit des fumeés toxiques.

10. Ne pas souder en présence de vapeurs de chlore provenantd’opérations de dégraissage, nettoyage ou pistolage. Lachaleur ou les rayons de l’arc peuvent réagir avec lesvapeurs du solvant pour produire du phosgéne (gas forte-ment toxique) ou autres produits irritants.

11. Pour obtenir de plus amples renseignements sur la sûreté,voir le code “Code for safety in welding and cutting” CSAStandard W 117.2-1974.

PRÉCAUTIONS DE SÛRETÉ POURLES MACHINES À SOUDER ÀTRANSFORMATEUR ET ÀREDRESSEUR

1. Relier à la terre le chassis du poste conformement au codede l’électricité et aux recommendations du fabricant. Le dis-positif de montage ou la piece à souder doit être branché àune bonne mise à la terre.

2. Autant que possible, I’installation et l’entretien du posteseront effectués par un électricien qualifié.

3. Avant de faires des travaux à l’ interieur de poste, ladebrancher à l’interrupteur à la boite de fusibles.

4. Garder tous les couvercles et dispositifs de sûreté à leurplace.

Mar. ‘93

Page 6: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

RANGER 8 LPG

Thank You for selecting a QUALITY product by Lincoln Electric. We want youto take pride in operating this Lincoln Electric Company product••• as much pride as we have in bringing this product to you!

Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep ithandy for quick reference. Pay particular attention to the safety instructions we have provided for your protection.The level of seriousness to be applied to each is explained below:

WARNINGThis statement appears where the information must be followed exactly to avoid serious personal injury orloss of life.

This statement appears where the information must be followed to avoid minor personal injury or damage tothis equipment.

CAUTION

Please Examine Carton and Equipment For Damage ImmediatelyWhen this equipment is shipped, title passes to the purchaser upon receipt by the carrier. Consequently, Claimsfor material damaged in shipment must be made by the purchaser against the transportation company at thetime the shipment is received.

Please record your equipment identification information below for future reference. This information can befound on your machine nameplate.

Model Name & Number _____________________________________

Code & Serial Number _____________________________________

Date of Purchase _____________________________________

Whenever you request replacement parts for or information on this equipment always supply the informationyou have recorded above.

vv

Page 7: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

vivi

TABLE OF CONTENTSPage

SAFETY PRECAUTIONS .......................................................................................i - ivINTRODUCTORY INFORMATION ............................................................................vGENERAL DESCRIPTION ........................................................................................1DESIGN FEATURES .................................................................................................1SPECIFICATIONS....................................................................................................2-3OPTIONAL EQUIPMENT...........................................................................................4RECOMMENDED EQUIPMENT................................................................................5INSTALLATION INSTRUCTIONS..............................................................................6

Safety Precautions...............................................................................................6Machine Grounding .......................................................................................6Spark Arrester ...............................................................................................6Trailers.........................................................................................................7-8

Pre-Operation Service .........................................................................................7Oil ..................................................................................................................7Fuel ...............................................................................................................8Battery Connection........................................................................................8

Welding Output Cables........................................................................................8Angle of Operation...............................................................................................9High Altitude Operation........................................................................................9Muffler Relocation................................................................................................9Location / Ventilation ...........................................................................................9Connection of Lincoln Electric Wire Feeders ....................................................9-10

Connection of the LN-25 to the Ranger 8......................................................9Connection of the LN-7 to the Ranger 8.......................................................10

High Frequency Generator for TIG Welding Applications...................................10OPERATING INSTRUCTIONS ..............................................................................10-15

Additional Safety Precautions.............................................................................10Welder Operation................................................................................................10

Welder Output ..............................................................................................10Ranger 8 Typical Fuel Consumption ............................................................10Welder Controls - Function and Operation...................................................11Start/Shutdown Instructions .........................................................................11Break-in Period.............................................................................................12

Welding Process.................................................................................................12Stick (Constant Current) Welding.................................................................12TIG (Constant Current) Welding...................................................................12Wire Feed Welding Processes (Constant Voltage) ......................................13Summary of Welding Process ......................................................................13

Auxiliary Power ...................................................................................................13Standby Power Connection..........................................................................14

Connecting Ranger 8 to Premises Wiring...........................................................15Electrical Device use with Ranger 8 LPG ...........................................................16

MAINTENANCE.......................................................................................................17Safety Precautions..............................................................................................17Routine Maintenance..........................................................................................17Engine Adjustments............................................................................................17Slip Rings............................................................................................................18Battery ................................................................................................................18Hardware ............................................................................................................18Engine Maintenance Parts..................................................................................18

TROUBLESHOOTING ...........................................................................................19-20Wiring Diagram ................................................................................................21-22Connection Diagrams .........................................................................................23

DIMENSION PRINT..................................................................................................24PARTS LISTS....................................................................P229 Series, P254-C, & P255-C

Page 8: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

11

RANGER 8 LPG

GENERAL DESCRIPTION

The Ranger™8 LPG is a twin-cylinder LPG fuel enginedriven multiprocess arc welder and AC power genera-tor. It is built in a heavy gauge steel case for durabilityon the job site.

DESIGN FEATURES

AC/DC STICK WELDING (Constant Current)

• AC 40 - 225 Amps• DC 40 - 210 Amps• 100% Duty Cycle on All Settings• Output Selector with 6 Ranges• Output Control for Fine Current Adjustment• Use with a broad range of AC & DC Electrodes

Including Fleetweld® 5P

DC SEMIAUTOMATIC WIRE FEED WELDING(Constant Voltage)

• CV Tap Setting for 60-200 Amps.• 100% Duty Cycle.• Excellent Performance with .068” (1.7mm)

NR®-211-MP Innershield® Electrode.• Limited MIG Welding with L-50 & L-56 using blended

Argon Shielding Gas.• The Recommended Wire Feeder is the LN-25, but

Can Also be Used with the LN-7 Wire Feeder.(LN-7 and LN-25 without Contactor Requires theK240 Contactor Kit).

AC/DC TIG WELDING (Constant Current)

• AC & DC TIG Welding Can be Done at All ConstantCurrent Output Range Settings.

AUXILIARY POWER

• 8000 Watt AC 115/230 Volt 60 Hz. Generator.• Operates AC Power Tools.• Powers Battery Chargers.• Powers a 1.5 HP Motor (If Started Under No Load).• Lights Eighty 100 Watt Incandescent Bulbs.• Can be Used for Standby Power.

OTHER FEATURES

• Polarity Switch for Selecting DC+, DC-, or ACWelding Output.

• K930-1 TIG Module Available for high frequencyand shielding gas control for AC and DC GTAW(TIG) welding applications.

• Remote Control Receptacle Kit Available.

• Electronic Engine Idler. Engine Automatically Goes toLow Idle in 10 to 14 Seconds after Welding or Useof Auxiliary Power. Includes High Idle Switch.

• Electric Starting.

• Battery Charging Ammeter.

• Full 8 kVA Auxiliary Output Receptacle.

• Factory Installed Engine Hour Meter.

• Engine Protection Shuts Engine Down in theEvent of Low Oil Pressure.

• Built-in Feet for Easy Mounting to Truck Bed orTrailer.

• All Copper Alternator Windings and HighQuality Insulation for Long-Life andDependability.

• Powder Painted Case and Base for OutstandingCorrosion Protection.

• Quiet muffler with reversible exhaust feature; eitherright or left side of machine.

ENGINE

The Kohler 20 HP Command®* LPG engine offers thefollowing features:

• Air Cooled, Twin-Cylinder.• Overhead valves• Hydraulic valve lifters• Cast Aluminum Alloy Crankcase with Integral Cast

Iron Cylinder Liners.• Electric Start with Solid State Battery Charging

Module.• Solid State Breakerless Ignition.• Spin on Oil Filter.• Low Oil Pressure Shutdown Protection.• LPG regulator and vaporizer.

* This trademark is the property of Kohler Co.

Page 9: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

22

RANGER 8 LPG

MachineProduct

Name

Ordering

Information

K1616-1

Description

Multi-Purpose

Arc Welder with

8,000 watts of

Auxiliary Power

AC Constant Current

225A / 25V / 100%

DC Constant Current

210A / 25V / 100%

DC Constant Voltage

200A / 20V / 100%

Max. O.C.V. 80V

Auxiliary

Power Welding

Output

8000 Watts,

60 Hz AC

70 Amps @

115V

35 Amps @

230V

Dimensions

& Weight

30.3 x 19.2 x 43.8 in

(770 x 488 x 1113 mm)

511 lbs (233 kg)

Ranger 8

LPG

(Kohler)

SPECIFICATIONS

Ranger 8(Kohler CH20S

Command® w/ LP)

2 Cylinder4 Cycle

Air-CooledLPG Engine.

Aluminum Alloy withCast Iron Liners,Electronic Ignition

Auto Electronic IdlerOverhead Valves

20 HP @ 3600 RPM

Full Load:3500 RPM

High Idle:3700 RPM

Low Idle:2200 RPM

38.1 cu in(624 cc)

Fuel:LPG cyl.

Lubricating Oil:2.0 Qts (1.9 L)

ProductName Description Horsepower

OperatingSpeeds Displacement Capacities

Engine

Page 10: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

33

RANGER 8 LPG

AC STICK / TIG (CC) OUTPUT

A 225 OUTPUT RANGEB 50 OUTPUT RANGE

AB

OUTPUT AMPS

OU

TP

UT

VO

LT

S A

C

0 50 100 150 200 2500

10

20

30

40

50

60

70

80

DC STICK / TIG (CC) OUTPUT

OUTPUT AMPS

OU

TP

UT

VO

LT

S D

C

A 210 OUTPUT RANGE

B 50 OUTPUT RANGE

AB

0 50 100 150 200 250 300 3500

10

20

30

40

50

60

70

80

CV OUTPUT RANGE

0 50 100 150 200 250 300

OUTPUT AMPS

3500

5

10

15

20

25

30

35

40DC WIRE FEED (CV) OUTPUT

OU

TP

UT

VO

LT

S D

C

SPECIFICATIONS

Page 11: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

44

RANGER 8 LPG

OPTIONAL EQUIPMENT (Field Installed)

Four Wheel Undercarriage (K933-1) - Allows move-ment of the Ranger 8 by hand without lifting. Easilyassembles to the Ranger 8. Includes two rugged, hardmolded wheels and two durable, two ply nylon4.80/4.00-8 pneumatic tires rated at 30 psi. The springloaded handle provides convenient, comfortable steer-ing. The undercarriage comes equipped with a sturdyframe that is capable of supporting the weight of themachine. K934-1 and K934-2 brackets are availablefor mounting gas cylinders on the undercarriage.

Bracket for Mounting a Gas Cylinder or a LPG FuelCylinder to a K933-1 (K934-1) - Easily mounts on theback of the K933-1 Four Wheel Undercarriage to carryeither a welding gas cylinder or a lift truck type LPGfuel cylinder with a capacity of 33.5 lbs. or 43.5 lbs. offuel.

Bracket for Mounting a Welding Gas Cylinder anda LPG Fuel Cylinder to a K933-1 (K934-2) - Easilymounts on the back of the K933-1 Four WheelUndercarriage to carry both a welding gas cylinderand a lift truck type LPG fuel cylinder with a capacityof 33.5 lbs. or 43.5 lbs. of fuel.

Canvas Cover (K886-1) - To protect the Ranger 8when not in use. Made from attractive red canvasmaterial which is flame retardant, mildew resistant,and water repellent.

Power Plug Kit (K802-R) - Provides four 115V plugsrated at 15 amps each and one dual voltage, full kVAplug rated at 115/230V, 50 amps.

Accessory Kit (K710) - Includes 30 ft (9.1m) 3 AWGelectrode cable, 25 ft. (7.6m) 3 AWG work cable,headshield with No. 12 filter, GC300 work clamp andCooltong® 300 electrode holder. Cables are rated at225 amps, 40% duty cycle.

Remote Control Receptacle Kit (K892-1) - Includesa 6-pin MS-type (Amphenol) receptacle and a local-remote toggle switch that mounts in the case front.Requires a Remote Control Option.

Remote Control (K857) - Consists of a control boxwith 25 ft. (7.5m) of four conductor cable. Permitsremote adjustment of output voltage. (RequiresRemote Control Receptacle Kit to be mounted inmachine.)

Spark Arrester Kit (K894-1) - Includes a heavygauge steel, approved spark arrester and clamp foreasy mounting to muffler exhaust pipe.

GFCI Receptacle Kit (K896-1) - Includes two ULapproved 115V ground fault circuit interrupter duplextype receptacles with covers and installation instruc-tions. Replaces the two factory installed 115V duplexreceptacles. Each receptacle of each GFCI duplex israted at 15 amps, but the maximum total current fromeach GFCI duplex is limited to 20 amps.

TIG Module (K930-1) - Provides high frequency andshielding gas control for AC and DC GTAW (TIG)welding applications. Compact case is designed foreasy carrying, complete with handle. High frequencybypass is built in. The K938-1 Contactor Kit must befield installed in the TIG Module when used with aRanger 8. For use of optional Amptrol, the K892-1Remote Control Receptacle Kit must be installed inthe Ranger 8. The K939-1 Docking Kit is available formounting the TIG Module on top of the Ranger 8. TheK936-3 control cable is required if remote control isused. The K936-4 control cable is required if remotecontrol is not used.

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RANGER 8 LPG

RECOMMENDED EQUIPMENT

STICK

Accessory Kit (K710) which includes:

• Electrode Holder & Cable• Work Clamp & Cable• Headshield

Remote Control Receptacle Kit (K892-1), and RemoteControl Kit (K857) are optional for remote currentcontrol.

TIG

Magnum™ TIG TorchMagnum Parts Kit and Argon GasTIG Module (K930-1) Contactor Kit (K938-1) Control Cable (K936-[ ])

Optional:• TIG Module Docking Kit (K939-1)• Arc Start Switch (K1814)• Hand Amptrol® (K963)• Foot Amptrol (K870)• Remote Control Receptacle Kit (K892-1)

WIRE FEED

LN-25 (K449) - Includes internal contactor for acrossthe arc operation (no control cable). Provides “cold”electrode until gun trigger is pressed. Includes gassolenoid. Remote control Receptacle Kit (K892-1)and Remote Voltage Control Kit (K444-1) are requiredfor voltage control at the feeder.

LN-7 - Contactor Kit (K240) is required.

Magnum Gun is required for gas-shielded welding.Innershield Gun is required for gasless welding.

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RANGER 8 LPG

INSTALLATION INSTRUCTIONS

Safety Precautions

Machine Grounding

Because this portable engine driven welder or gener-ator creates it’s own power, it is not necessary to con-nect it ’s frame to an earth ground, unless themachine is connected to premises wiring (your home,shop, etc.).

To prevent dangerous electric shock, other equip-ment to which this engine driven welder suppliespower must:

a. be grounded to the frame of the welder using a grounded type plug, or

b. be double insulated.

When this welder is mounted on a truck or trailer, it’sframe must be securely connected to the metal frameof the vehicle.

Where this engine driven welder is connected topremises wiring such as that in your home or shop, it’sframe must be connected to the system earth ground.See further connection instructions in the section enti-tled “Standby Power Connections”, as well as the arti-cle on grounding in the latest U.S. National ElectricalCode and the local code.

In general, if the machine is to be grounded, it shouldbe connected with a #8 or larger copper wire to a solidearth ground such as a metal water pipe going intothe ground for at least ten feet and having no insulat-ed joints, or to the metal framework of a buildingwhich has been effectively grounded. The U.S.National Electrical Code lists a number of alternatemeans of grounding electrical equipment. A machinegrounding stud marked with the symbol is provid-ed on the front of the welder.

Spark Arrester

Some federal, state, or local laws may require thatgasoline engines be equipped with exhaust sparkarresters when they are operated in certain locationswhere unarrested sparks may present a fire hazard.The standard muffler included with this welder doesnot qualify as a spark arrester. When required bylocal regulations, the K894-1 spark arrester must beinstalled and properly maintained.

An incorrect arrester may lead to damage to theengine or adversely affect performance.

Trailers

If the user adapts a non-Lincoln trailer, he mustassume responsibility that the method of attachmentand usage does not result in a safety hazard nor dam-age the welding equipment.

Some of the factors to be considered are as follows:

1. Design capacity of trailer vs. weight of Lincolnequipment and likely additional attachments.

2. Proper support of, and attachment to, the base ofthe welding equipment so there will be no unduestress to the framework.

CAUTION

Do not attempt to use this equipment until youhave thoroughly read the engine manufacturer’smanual supplied with your welder. It includesimportant safety precautions, detailed enginestarting, operating and maintenance instructions,and parts lists.------------------------------------------------------------------------

ELECTRIC SHOCK can kill.• Do not touch electrically live parts orelectrode with skin or wet clothing.• Insulate yourself from work andground• Always wear dry insulating gloves.

------------------------------------------------------------------------ENGINE EXHAUST can kill.• Use in open, well ventilated areas orvent exhaust outside.• The combustion of LPG fuel does pro-duce carbon monoxide. Although the level

of CO emission is lower than gasoline combustion, theexhaust from the Ranger 8 LPG can kill.

------------------------------------------------------------------------MOVING PARTS can injure.• Do not operate with doors open orguards off.• Stop engine before servicing.• Keep away from moving parts.

------------------------------------------------------------------------

See additional warning information atfront of this operator’s manual.

-----------------------------------------------------------

WARNING

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RANGER 8 LPG

• The stem of the cylinder valve and where the valve is attachedto the top of the cylinder.

• All other fittings on top of the fuel cylinder.

If growing bubbles appear, there is a leak. Re-tightenconnection or replace defective component. Retest tomake sure that there is no leak.

Leak test must be performed each time the fuel cylin-der is replaced.

Always close the cylinder valve when the machine isnot being used.

The specification for aluminum lift truck cylinders areshown below:

Capacity Cylinder Weight FootringLP-Gas Volume Empty Outside(LBS.) (Cu. In.) (LBS.) Diameter33.5 2219 22.5 9 3/8”43.5 2873 25.5 9 3/8”

Note: The Ranger 8 LPG cannot be used with vapordraw LP gas cylinders such as those used forrecreation vehicles, trailers, grilles, and boats.

Oil

The Ranger 8 is shipped with the engine crankcase filledwith SAE 10W-30 oil. Check the oil level before startingthe engine. If it is not up to the full mark on the dip stick,add oil as required. Make certain that the oil filler cap istightened securely. Refer to the engine Owner’s Manualfor specific oil recommendations.

Pre-Operation Service

READ the engine operating and maintenance instruc-tions supplied with this machine.

Fuel

A lift truck type coupler is provided on the suppliedfuel line for easy hand attachment to a lift truck typeLPG fuel cylinder. The fuel cylinder must meet D.O.T.Specification 4E-240. The valve on the fuel cylindermust be installed on the outlet marked “LIQUID”. The engine will not develop full power if connected tothe vapor outlet.

Be certain that the cylinder valve is CLOSED beforeattempting to attach the fuel supply hose coupler to thecylinder. Connect the coupler to the fuel cylinder andtighten by hand.___________________________________________

After connecting the fuel supply to the supply cylinder,open the valve on the fuel cylinder and leak test bybrushing a 50/50 soap and water solution on to the fol-lowing connections:

• Both ends of the fuel hose where it enters the metal connector.• The threaded fitting on the end of fuel hose attached to the

Ranger 8 LPG fuel shut off solenoid.• The fuel hose coupler and the connection to the cylinder valve.

CAUTION

LPG fuel can cause fire or explosion.-

• All leak testing must be done in a wellventilated area free from all potentialignition sources.

• Keep sparks and flame away from machine andLPG supply cylinder.

• Do not expose the LPG supply cylinder to temper-atures exceeding 120°F (49°C).

• Do not weld on or near the LPG supply cylinder.• Do not smoke or allow any potential ignition sources

near the LPG supply cylinder.• Always be certain that the LPG supply cylinder is NOT

in the welding circuit. Do not allow either weldingcable to come in contact with the supply cylinder.

• Replace the fuel supply hose if there is excessiveabrasion, cracks or wear or if the hose is cut.

------------------------------------------------------------------------

WARNING

CAUTION

LUBRICATION SYSTEM CAPACITY(INCLUDING FILTER)

Kohler CH20S - 2.0 Quarts (1.9 Liters)

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RANGER 8 LPG

Battery Connections

This welder is shipped with the negative battery cabledisconnected. Make sure that the Engine Switch is inthe “OFF” position and attach the disconnected cablesecurely to the negative battery terminal beforeattempting to operate the machine. If the battery isdischarged and does not have enough power to startthe engine, see the battery charging instructions in theBattery section.

Welding Output Cables

With the engine off, connect the electrode and workcables to the studs provided. These connectionsshould be checked periodically and tightened if neces-sary. Loose connections will result in overheating ofthe output studs.

When welding at a considerable distance from thewelder, be sure you use ample size welding cables.Listed below are copper cable sizes recommended forthe rated current and duty cycle. Lengths stipulatedare the distance from the welder to work and back tothe welder again. Cable sizes are increased forgreater lengths primarily for the purpose of minimizingcable voltage drop.

TOTAL COMBINED LENGTH OFELECTRODE AND WORK CABLES

0-50 Ft.

50-100 Ft.

100-150 Ft.

150-200 Ft.

200-250 Ft.

225 Amps40% Duty Cycle

3 AWG

3 AWG

2 AWG

1 AWG

1/0 AWG

225 Amps100% Duty Cycle

1 AWG

1 AWG

1 AWG

1 AWG

1/0 AWG

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RANGER 8 LPG

Angle of Operation

Internal combustion engines are designed to run in alevel condition which is where the optimum perfor-mance is achieved. The maximum angle of operationfor the engine is 25 degrees from horizontal in anydirection. If the engine is to be operated at an angle,provisions must be made for checking and maintain-ing the oil at the normal (FULL) oil capacity in thecrankcase in a level condition.

High Altitude Operation

The Ranger 8 LPG requires no adjustment for highaltitude operation.

Muffler Relocation

Shut off welder and allow muffler to cool beforetouching muffler.---------------------------------------------------The Ranger 8 is shipped with the exhaust coming outon the left side. The exhaust can be changed to theopposite side by removing the two screws that holdthe exhaust port cover in place and installing thecover on the opposite side. (Operating the Ranger 8without the cover in place will result in a higher noiselevel and no increase in machine output.)

Location / Ventilation

The welder should be located to provide an unrestrict-ed flow of clean, cool air to the cooling air inlets and toavoid heated air coming out of the welder recirculating back to the cooling air inlet.

Connection of Lincoln ElectricWire Feeders

Shut off welder before making any electricalconnections.------------------------------------------------------------------------

Wire Feed (Constant voltage)

Connection of the LN-25 to the Ranger 8

a. Shut the welder off.

b. Connect the electrode cable from the LN-25 to the“ELECTRODE” terminal of the welder. Connectthe work cable to the “TO WORK” terminal of thewelder.

c. Position the welder “Polarity” switch to the desiredpolarity, either DC (-) or DC (+).

d. Position the “RANGE” switch to the “WIRE FEED”position.

e. Attach the single lead from the LN-25 control boxto the work using the spring clip on the end of thelead - it carries no welding current.

f. Place the idler switch in the “AUTO” position.

g. Adjust wire feed speed at the LN-25 and adjustthe welding voltage with the output “CONTROL”at the welder.

NOTE: The welding electrode is energized at alltimes, unless an LN-25 with built-in contactor is used.If the output “CONTROL” is set below “3”, the LN-25contactor may not pull in.

WARNING

• Operate welder in open well ventilatedarea or vent the engine exhaust fumesoutdoors.

-----------------------------------------------------------------------

WARNING

WARNING

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RANGER 8 LPG

Connection of the LN-7 to the Ranger 8

a. Shut the welder off.

b. Connect the LN-7 and the K240 contactor kit perinstructions on the connection diagram S17742(can be found in the back of this manual).

c. Place the “RANGE” switch to the “WIRE FEED”position and the “POLARITY” switch to thedesired polarity.

d. Place the “IDLER” switch in the “HIGH” idleposition. The engine idling device may notfunction when welding in the “WIRE FEED” mode.

e. Adjust wire feed speed at the LN-7 and adjust thewelding voltage with the output “CONTROL” atthe welder.

NOTE: If the output “CONTROL” is set below “3” theK240 contactor may not pull in.

Connection of TIG Module (K930-1)to the Ranger 8

The TIG Module is an accessory that provides highfrequency and shielding gas control for AC and DCGTAW (TIG) welding. See IM528 supplied with theTIG Module for installation instructions.

Note: The TIG Module does not require the use of ahigh frequency bypass capacitor. If any otherhigh frequency accessory is used with theRanger 8, a bypass capacitor (Order KitT12246) must be installed in the Ranger 8.

OPERATINGINSTRUCTIONS

Additional Safety Precautions

Always operate the welder with the roof and casesides in place as this provides maximum protectionfrom moving parts and assures proper cooling air flow.

Do not tamper with the carburetor settings or the fuelhose from the regulator to the carburetor. The enginehas been pre-set for optimum performance. Changesin the carburetor settings or fuel hose length canresult in reduced performance and excessive carbonmonoxide emmisions.

Read and understand all Safety Precautions beforeoperating this machine. Always follow these and anyother safety procedures included in this manual and inthe Engine Owner’s Manual.

Welder Operation

Welder Output

• Maximum Open Circuit Voltage at 3700 RPM is 80 Volts RMS.

• Duty Cycle: 100% for both welding and auxiliary power.

Ranger 8 LPG

Constant Current 225 Amps AC @ 25 Volts210 Amps DC @ 25 Volts

Constant Voltage 200 Amps DC @ 20 Volts

Low Idle - No Load

High Idle - No Load

1/2 Load

3/4 Load

Full Load

KOHLER CH20SCOMMAND®

1.60 lb/Hour(0.73 kg/Hour)2.40 lb/Hour

(1.09 kg/Hour)5.40 lb/Hour

(2.45 kg/Hour)7.00 lb/Hour

(3.18 kg/Hour)8.50 lb/Hour

(3.86 kg/Hour)

Ranger 8 LPG Typical Fuel Consumption

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a. WeldingWhen the electrode touches the work, the welding arc is initiated and the engine accelerates to fullspeed.

After welding ceases (and no auxiliary power isbeing drawn), the engine will return to low idleafter approximately 10 to 14 seconds.

b. Auxiliary PowerWith the engine running at low idle and auxiliarypower for lights or tools is drawn (approximately100-150 watts or greater) from the receptacles,the engine will accelerate to high speed. If nopower is being drawn from the receptacles (andnot welding) for 10-14 seconds, the idler reducesthe engine speed to low idle.

Starting/Shutdown InstructionsStarting the Engine

Be sure all Pre-Operation Maintenance has been per-formed. Also, read the Engine Owner’s Manual.

Remove all loads connected to the AC power recepta-cles. To start the engine, set the “Idler Control” switch inthe Automatic ( / ) position. Open the fuel valveon the supply cylinder. Always pull the choke control outwhen starting the engine; cold, warm or hot. Place the“Engine” switch in the “ON” position. Push the“START” button and crank the engine until it starts.Release the button as soon as the engine starts. Do notpush the “START” button while the engine is runningbecause this will cause damage to the ring gear and/orstarter motor. After the engine has started, slowly returnthe choke control to the full “in” position (Choke Open).

• Do not touch electrically live partsof electrode with skin or wetclothing.

• Keep flammable material away.

• Insulate yourself from work andground. Wear eye, ear, and bodyprotection.

• Keep your head out of the fumes.

• Use ventilation or exhaust to remove fumes from breathing zone.

WARNING

1111

RANGER 8 LPG

Welder Controls - Function and Operation

ENGINE “ON-OFF” Switch

When placed in the “ON” posit ion, this switchenergizes the engine ignition circuit. When placed inthe “OFF” position, the ignition circuit is de-energizedto shut down the engine.

ENGINE “START” Push-Button Switch

Energizes engine starter motor.

“Polarity” Switch

Never change the “Polarity” switch setting whilewelding. This will damage the switch.

“ Range” Switch

Never change the “RANGE” Switch setting whilewelding. This will damage the switch.

“ Control”

Provides a fine welding current adjustment within theRange Switch settings in the STICK/TIG mode andwelding voltage control with the Range switch set inthe wire feed mode.

“IDLER” Switch

The idler switch has two positions, “HIGH” and“AUTO”.

When in “HIGH” ( ) position, the engine will runcontinuously at high idle.When in “AUTO” ( / ) idle position, the idleroperates as follows:

CAUTION

STICK/TIG - CC 50, 70, 906 Range Settings 125, 175, 210 DC/225 AC

WIRE FEED - CV 1 Range Setting 200

CAUTION

Process Maximum Currenton Each Setting

ON OFF

Explanation of Symbols that Appear on this Equipment

Low Idle High Idle

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RANGER 8 LPG

After running at high engine speed for 10-14 seconds,the engine will go to low idle.

Allow the engine to warm up by letting it run at low idlefor a few minutes.

Stopping the Engine

Remove all welding and auxiliary power loads andallow engine to run at low idle speed for a few minutesto cool the engine. NOTE: Backfiring may occur ifengine is not allowed to cool at low idle before stop-ping.

Stop the engine by placing the “Engine” switch in the“OFF” position. Close the fuel valve on the LPG sup-ply cylinder.

Always de-pressurize the LPG supply hose at theend of each days use. Close the valve on the LPGsupply cylinder while the engine is running at highidle. The engine will continue to run for about 30 sec-onds and then stop. After the engine stops, place theengine “ON - OFF” switch in the “OFF” position.

Break-in Period

It is normal for any engine to use a greater amount ofoil until the break-in is accomplished. Check the oillevel twice a day during the break-in period (approxi-mately 50 running hours)).

IMPORTANT: IN ORDER TO ACCOMPLISH THISBREAK-IN, THE UNIT SHOULD BESUBJECTED TO MODERATE LOADS, WITHIN THE RATING OFTHE MACHINE. AVOID LONG IDLERUNNING PERIODS. REMOVE LOADS AND ALLOW ENGINE TO COOL BEFORE SHUTDOWN.

The engine manufacturer’s recommendation for therunning time until the first oil change is 5 hours.

The oil filter is to be changed at the second oilchange. Refer to the Engine Owner’s Manual formore information.

Welding ProcessStick (Constant Current) Welding

Connect welding cables to the "TO WORK” and"ELECTRODE” studs. Start the engine. Set the"Polarity” switch to the desired polarity. Set the“RANGE” switch to a setting that is equal to or slightlygreater than the desired welding current. (The“RANGE” dial marking indicates the maximum currentfor that range). Fine adjustment of the welding current

is made by adjusting the output “CONTROL” orremote control. For best arc stability, use settings5 through 10.

The Ranger 8 can be used with a broad range of ACand DC stick electrodes. See “Welding Tips 1”included with the Ranger 8 for electrodes within therating of this unit and recommended welding currentsof each.

Welding Current Ranges are shown in the followingtables:

AC CURRENT RANGES (STICK WELDING - 5 TO 10ON CONTROL DIAL)

DC CURRENT RANGES (STICK WELDING - 5 TO10 ON CONTROL DIAL)

TIG (Constant Current) Welding

The TIG Module (K930-1) installed on a Ranger 8 provides highfrequency and shielding gas control for AC and DC GTAW(TIG) welding processes. The TIG Module allows full range out-put control . Afterflow time is adjustable from 0 to 55 seconds.

When using the Ranger 8 for AC TIG welding of aluminum, theTIG Module is to be set for CONTINUOUS HF. The followingsettings and electrodes are recommended.

Range CurrentSetting Range

50 30 - 50 Amps70 40 - 70 Amps90 50 - 90 Amps

125 70 - 125 Amps175 90 - 175 Amps

MAX 120 - 225 Amps

Range CurrentSetting Range

50 30 - 50 Amps70 40 - 70 Amps90 50 - 90 Amps

125 70 - 125 Amps175 90 - 175 Amps

MAX 120 - 210 Amps

SETTINGS FOR PURE TUNGSTEN

TUNGSTEN RANGE SWITCH APPROXIMATEDIAMETER (in.) SETTINGS CURRENT RANGE

1/8 70, 90, or 125 80 - 150 Amps3/32 50, 70, or 90 45 - 130 Amps1/16 50, or 70 40 - 80 Amps

SETTINGS FOR 1% THORIATED TUNGSTEN

TUNGSTEN RANGE SWITCH APPROXIMATEDIAMETER (in.) SETTINGS CURRENT RANGE

1/8 70, 90, 125, or 175 80 - 225 Amps3/32 50, 70, 90, or 125 50 - 180 Amps1/16 50, 70, or 90 45 - 120 Amps

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RANGER 8 LPG

Wire Feed Welding Processes(Constant Voltage)

The only Innershield® electrode recommended for usewith the Ranger 8 is NR®-211-MP. The electrodesizes and welding ranges that can be used with theRanger 8 are shown in the following table:

Diameter Wire Speed Approximate(in.) Range In./Min. Current Range

.035 80 - 110 75A to 120A

.045 70 - 130 120A to 170A

.068 40 - 90 125A to 210A

The Ranger 8 is recommended for limited “MIG” weld-ing (GMAW - gas metal arc welding). The recom-mended electrodes are .030” and .035” L-50 and L-56. They must be used with a blended shielding gassuch as C25 (75% Argon - 25% CO2). The weldingranges that can be used with the Ranger 8 are shownin the following table:

Diameter Wire Speed Approximate(in.) Range In./Min. Current Range

.030 80-110 75A to 120A

.035 70-130 120A to 170A

Summary of Welding ProcessesCONTROL ELECTRODE

CABLE IDLE WHEN NOT TO STARTPROCESS USED MODE WELDING WELDING

STICK No AUTO Hot Touch electrode to work.Welding starts immediatelyand engine goes to highidle.

TIG/K930-1/K938-1/ Yes HIGH Cold Press Amptrol, contactorK936-[ ]/K892-1 closes, welding starts(WITH AMPTROL) immediately.

WIRE FEED, LN-25 WITH No AUTO Cold Press gun trigger, LN-25INTERNAL CONTACTOR contactor closes. Welding

starts immediately andengine goes to high idle.NOTE: Output Control must be set above “3”.

WIRE FEED, LN-7 WITH Yes HIGH Cold Press gun trigger,K240 CONTACTOR KIT contactor closes. Welding

starts immediately.

It is recommended that the Ranger 8 be used in HIGHidle when using the TIG Module. It can be used in theAUTO position but the delay going to low idle afterwelding is ceased will be increased if the AFTER-FLOW CONTROL is set above 10 seconds.

Auxiliary Power

The Ranger 8 can provide up to 8,000 watts of115/230 volts AC, single phase 60 Hz power for con-tinuous use. The front of the machine includes threereceptacles for connecting AC power plugs; one 50amp 115/230 volt NEMA 14-50R receptacle and two15 amp on (Codes 10541 Below), 20 amp on(Codes 10937 Above) 115 volt NEMA 5-15R recepta-cles.

Do not connect any plugs that connect to thepower receptacles in parallel.-----------------------------------------------------------------------Start the engine and set the “IDLER” control switch tothe desired operating mode. Set the “CONTROL” to10. Voltage is now correct at the receptacles for aux-iliary power.

115V Duplex ReceptaclesThe 115V auxiliary power receptacles should only beused with three wire grounded type plugs or approveddouble insulated tools with two wire plugs.

CAUTION

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RANGER 8 LPG

The current rating of any plug used with the systemmust be at least equal to the current load through theassociated receptacles (see tables below). Do notattempt to connect power receptacles in parallel.

* Maximum current draw from each 115V GFCI Duplexreceptacle is 20 amps.

115/230 Volt Dual Voltage Receptacle

The 115/230 volt receptacle can supply up to 35 ampsof 230 volt power to a two wire circuit or up to 35amps of 115 volt power from each side of a three wirecircuit (up to 70 amps total). Do Not connect the 115volt circuits in parallel. Current sensing for the auto-matic idle feature is only in one leg of the three wirecircuit as shown below.

Motor Starting

Most 1.5 HP motors can be started if there is no loadon the motor or other load connected to the machine,

Load from115/230V

Dual Voltage Receptacle0

1.1 KW3.4 KW5.7 KW8.0 KW

Each 115V Duplex

202020200

Total from Both115V Duplexes

404040200

K1616-1 Ranger 8 LPGMaximum Current Draw - No Welding

Load from115/230V

Dual Voltage Receptacle0

1.1 KW4.5 KW5.7 KW8.0 KW

Each 115V Duplex

202020200

Total from Both115V Duplexes

40*40*40*20*0

K1616-1 Ranger 8 LPGMaximum Current Draw - No Welding - Machines with GFCI Kits

(Receptacle viewed from front of machine)* Current Sensing for Automatic Idle

230V

115V*

115V

GND

since the full load current rating of a 1.5 HP motor isapproximately 20 amperes (10 amperes for 230 voltmotors). Larger motors through 2 hp can be run pro-vided the receptacle rating as previously stated is notexceeded. This may necessitate 230V operation only.

Auxiliary Power While Welding

It must be noted that the above auxiliary power ratingsare with no welding load. Simultaneous welding andpower loads are permitted by following Table I. Thepermissible currents shown assume that current isbeing drawn from either the 115V or 230V supply (notboth at the same time).

NOTE: Voltage and permissible watts decrease as“CONTROL” is adjusted to settings less than 10. It isrecommended that at settings less than 10, onlyincandescent lighting loads be connected to the auxil-iary power receptacles.

Standby Power Connections

The Ranger 8 is suitable for temporary, standby, oremergency power using the engine manufacturer’srecommended maintenance schedule.

The Ranger 8 can be permanently installed as astandby power unit for 230V-3 wire, single phase 35ampere service.

(Connections must be made by a licensed electri-cian who can determine how the 115/230V powercan be adapted to the particular installation andcomply with all applicable electrical codes.) Thefollowing information can be used as a guide bythe electrician for most applications (refer also tothe connection diagram shown in Figure 1.)

TABLE ISIMULTANEOUS WELDING AND POWER

Output Selector Permissible Power Permissible AuxiliarySetting Watts (Unity Power Current in Amperes

Factor) @ 115V -or- @ 230V

Max. Stick or WireFeed Setting None 0 0

175 Stick Setting 2100 18 9

125 Stick Setting 3800 32 16

90 Stick Setting 5000 42 21

70 Stick Setting 5600 48 24

50 Stick Setting 6300 54 27

NO WELDING 8000 70 35

WARNING

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1515

RANGER 8 LPG

1. Install a double pole, double throw switch betweenthe power company meter and the premisesdisconnect.

Switch rating must be the same or greater thanthe customer’s premises disconnect and serviceovercurrent protection.

2. Take necessary steps to assure load is limited tothe capacity of the Ranger 8 by installing a 35 amp230V double pole circuit breaker. Maximum ratedload for the 230V auxiliary is 35 amperes. Loadingabove 35 amperes will reduce output voltage

below the allowable -10% of rated voltage whichmay damage appliances or other motor drivenequipment.

3. Install a 50 amp 115/230V plug (NEMA type 14-50)to the Double Pole Circuit Breaker using No. 8, 4 conductor cable of the desired length. (The50 amp 115/230V plug is available in theoptional plug kit.)

4. Plug this cable into the 50 amp 115/230V receptacle on the Ranger 8 case front.

Figure 1CONNECTION OF RANGER 8 TO PREMISES WIRING

230 Volt60 Hz.3-WireService

POWER

COMPANY

METER

230 VOLT

115 VOLT

115 VOLT

LOADN

NEUTRALBUS

GROUND

PREMISESDISCONNECT AND

SERVICEOVERCURRENT

PROTECTION

GND

N

NOTE: No. 8 COPPER CONDUCTOR CABLE SEENATIONAL ELECTRICAL CODE FOR ALTERNATE WIRE

SIZE RECOMMENDATIONS.

230 VOLT

GROUNDED CONDUCTOR

35AMP230 VOLT

DOUBLEPOLE

CIRCUITBREAKER

DOUBLE POLE DOUBLE THROWSWITCH RATING TO BE THE SAMEAS OR GREATER THAN PREMISESSERVICE OVERCURRENTPROTECTION.

50 AMP, 115/230VOLT PLUG

NEMA TYPE 14-50

50 AMP, 115/230 VOLTRECEPTACLE

Connection of Ranger 8 to premises wiring must be done by a licensed electrician and must comply withthe National Electrical Code and all other applicable electrical codes.

WARNING

Page 23: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

1616

RANGER 8 LPG

CAUTIONCertain Electrical devices cannot be powered by the RANGER 8 LPG. See Table A.2.

TABLE A.2ELECTRICAL DEVICE USE WITH THE RANGER 8 LPG.

Type Common Electrical Devices Possible Concerns

Resistive Heaters, toasters, incandescent NONElight bulbs, electric range, hot pan, skillet, coffee maker.

Capacitive TV sets, radios, microwaves, Voltage spikes or high voltageappliances with electrical control. regulation can cause the capaci-

tative elements to fail. Surgeprotection, transient protection,and additional loading is recom-mended for 100% fail-safeoperation. DO NOT RUNTHESE DEVICES WITHOUTADDITIONAL RESISTIVE TYPELOADS.

Inductive Single-phase induction motors, These devices may require largedrills, well pumps, grinders, small current inrush for starting. refrigerators, weed and hedge trimmers Some synchronous motors may

be frequency sensitive to attain maximum output torque, but they SHOULD BE SAFE from any frequency induced failures.

Capacitive/Inductive Computers, high resolution TV sets, A ferroresonant power complicated electrical equipment. conditioner is required, and

liabilities still exist.

The Lincoln Electric Company is not responsible for any damage to electrical components improperly connect-ed to the RANGER 8 LPG.

Page 24: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

1717

RANGER 8 LPG

MAINTENANCESafety Precautions

Read the Safety Precautions in the front of this manu-al and the engine instruction manual before workingon this machine.

Keep all equipment safety guards, covers, anddevices in position and in good repair. keep hands,hair, clothing, and tools away from gears, fans, and allother moving parts when starting, operating, or repair-ing the equipment.

Routine Maintenance1. At the end of each day’s use, make certain that the

valve on the LPG fuel supply cylinder is closed.Check the crankcase oil level, add oil if needed.

Make certain that the oil filler cap is securely tight-ened after checking or adding oil. If the cap is nottight, oil consumption can increase significantlywhich may be evidenced by white smoke comingfrom the exhaust.

2. OIL - Maintenance schedule for changing the oiland oil filter after break-in:

The above schedule is for normal operating condi-

• Have qualified personnel do maintenance andtroubleshooting work.

• Turn the engine off before working inside themachine.

• Remove guards only when necessary toperform maintenance, and replace them whenthe maintenance requiring their removal iscomplete.

• If guards are missing from a machine, obtainreplacements from a Lincoln Distributor. (SeeMachine Parts List.)

WARNINGMore frequent oil changes are required with dusty,high temperature and other severe operating condi-tions. Refer to the maintenance section of the EngineOwner's Manual for more information.

NOTE: Engine life will be reduced if the oil and oilfilter are not changed according to the manufacturer’srecommendation.

3. Air Cleaner - With normal operating conditions,the maintenance schedule for cleaning and re-oil-ing the foam pre-filter is every 25 hours andreplacement of the air cleaner filter every 100hours. More frequent servicing is required withdusty operating conditions. Refer to the mainte-nance section of the Engine Owner’s Manual formore information.

4. Refer to the maintenance section of the EngineOwner’s Manual for the maintenance schedule,spark plug servicing and cooling system servic-ing.

5. Blow out the machine with low pressure airperiodically. In particularly dirty locations, thismay be required once a week.

6. Output Ranger Selector and Polarity Switches:Switch contacts should not be greased. To keepcontacts clean, rotate the switch through its entirerange frequently. Good practice is to turn the han-dle from maximum to minimum setting twice eachmorning before starting to weld.

Engine Adjustments

OVERSPEED IS HAZARDOUS

The maximum allowable high idle speed for thismachine is 3750 RPM, no load. Do NOT tamperwith governor components or setting or make anyother adjustments to increase the maximumspeed. Severe personal injury and damage to themachine can result if operated at speeds abovemaximum.

Adjustments to the engine are to be made only by aLincoln Service Center or an authorized Field ServiceShop.

CAUTION

Oil

Oil Filter

KohlerCH20S

100 hr

200 hr

WARNING

Page 25: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

1818

RANGER 8 LPG

1. When replacing, jumping, or otherwise connectingthe battery to the battery cables, the properpolarity must be observed. Failure to observethe proper polarity could result in damage to thecharging circuit. The positive (+) battery cablehas a red terminal cover.

2. If the battery requires charging from an external charger, disconnect the negative battery cablefirst and then the positive battery cable beforeattaching the charger leads. Failure to do socan result in damage to the internal chargercomponents. When reconnecting the cables,connect the positive cable first and the negativecable last.

Hardware

Both English and Metric fasteners are used in thiswelder.

Kohler CH20S

Oil Filter Kohler 1205001

Air Filter Kohler 4708303Element FRAM CA79

Air Filter Kohler 2408302Pre-Cleaner

Spark Plugs(Resistor CHAMPION RC12YC

Type) (.030” GAP)

GASES FROM BATTERY can explode.• Keep sparks, flame and cigarettes away from battery.

To prevent EXPLOSION when:• INSTALLING A NEW BATTERY - disconnect negativecable from old battery first and connect to new batterylast.

• CONNECTING A BATTERY CHARGER - Remove bat-tery from welder by disconnecting negative cable first,then positive cable and battery clamp. When rein-stalling, connect negative cable last. Keep well venti-lated.

• USING A BOOSTER - connect positive lead to batteryfirst then connect negative lead to engine foot.

BATTERY ACID CAN BURN EYES AND SKIN.• Wear gloves and eye protection and be careful whenworking near battery. Follow instructions printed onbattery.

WARNING

Slip Rings

A slight amount of darkening and wear of the slip ringsand brushes is normal. Brushes should be inspectedwhen a general overhaul is necessary. If brushes areto be replaced, clean slip rings with a fine emerypaper.

Do not attempt to polish slip rings while engine isrunning.

Battery

CAUTION

Engine Maintenance Parts

Page 26: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

19TROUBLESHOOTING19

RANGER 8 LPG

TROUBLE

A. No welder or output power.

B. Engine will not idle down tolow speed.

C. Engine will not go to high idlewhen attempting to weld.

CAUSE

1. Open in miscellaneous leads.

2. Open lead in flashing or fieldcircuit.

3. Faulty rotor.

4. Faulty Potentiometer (R1).

5. Faulty stator Field winding.

6. Faulty Field rectifier (D2).

7. Faulty P.C. Board.

1. Idler switch on High Idle.

2. Insufficient voltage presentbetween terminals #213 and#5E. (Voltage should be 12VDC).

3. External load on welder orauxiliary power.

4. Faulty wiring in solenoid circuit.

5. Faulty idler solenoid.

6. Faulty P.C. Board.

1. Poor work lead connection towork.

2. No voltage signal from thecurrent sensor.

3. No open circuit voltage on output studs.

4. Faulty P.C. Board.

WHAT TO DO

1. Refer to wiring diagram & check related leads.

2. Refer to wiring diagram andcheck all related leads (200,224, 200A, 200B, 201, 201A).

3. Lift brushes and check rotorresistance between slip rings.It should be approximately4 ohms.

4. Replace with known good one.

5. Disconnect lead #9 at D2 andcheck for continuity betweenleads #9 and #7.

6. Replace with known good one.

7. Replace with known good one.

1. Set switch on Automatic Idler.

2. Check for proper connection ofleads (#213, #5E, #215, #209,#209A, #224, #224A).

3. Remove all external loads andshort circuits.

4. Check for broken leads #213and #215.

5. Replace with known good one.

6. Replace P.C. Board with known good one.

1. Make certain work clamp istightly connected to clean basemetal.

2. Check for disconnected or broken leads in idler sensingcircuit.

3. Check generator output.

4. Replace P.C. Board withknown good one.

Page 27: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

20TROUBLESHOOTING20

RANGER 8 LPG

TROUBLE

D. Engine will not go to high idlewhen using auxiliary power.

E. Engine will not crank or ishard to crank.

F. Engine shuts down.

G. Engine does not developfull power.

H. Engine is hard to start.

CAUSE

1. No voltage signal from thecurrent sensor.

2. Auxiliary power load less than100 to 150 watts.

3. Faulty P.C. Board

1. Battery will not hold a charge.Faulty Battery.

2. No or insufficient chargingcurrent.

3. Loose battery cableconnection(s).

1. Out of fuel.

2. Low oil level.

1. Air filter clogged.

1. Spark plugs do not havespecified gap.

2. Spark plugs are fouled.

WHAT TO DO

1. Check for disconnected orbroken leads in idler sensingcircuit.

2. Idler may not function with lessthan 100 to 150 watt load. Setidler switch to high idle.

3. Replace P.C. Board with knowngood one.

1. Replace with known good one.

2. Check the connection of thelead from the voltage regulatoron the engine to the chargingammeter and the battery.

3. Check and tighten connectionat battery, at starter, at enginefoot, or at frame.

1. Replace LPG fuel cylinder.

2. Check oil level and add oil asrequired.

1. Replace.

1. Adjust to specified gap.

2. Replace spark plugs (SeeEngine Owner’s Manual).

Page 28: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

21WIRING DIAGRAM21

RANGER 8 LPG

STA

RTE

RC

R1

STA

RTE

R

SO

LEN

OID

12 V

OLT

IDLE

RS

OLE

NO

ID

213

BA

TTER

Y

AC

AC

B+

SW

ITC

H

REG

ULA

TOR

FLYW

HEE

L A

LTER

NA

TOR

B-

HO

UR

MET

ER

5E5D

S4

224B

224

213

"S4"

SH

OW

NIN

"A

UTO

"P

OS

ITIO

N

EN

GIN

E C

OM

PO

NE

NT

S

224A

12

3

CO

NN

ECTO

R P

IN N

UM

BER

S:

7

612

12

34

J1

LEA

D C

OLO

R C

OD

E:

B =

BLA

CK

R =

RED

W =

WH

ITE

N.A

.

B

J5

SO

LEN

OID

FUEL

SH

UTO

FF

OIL

PR

ESS

UR

E

TER

MIN

AL

BLO

CK

(SEE

CO

NN

.)

209A

209A

224C

210

BB

GEN

ERA

TOR

LEA

D E

ND

(NO

TE C

AVI

TY N

UM

BER

S)

LOC

ATI

NG

TA

B

TER

MIN

AL

BLO

CK

CO

NN

ECTI

ON

208

208

(CA

VITY

#2)

211

(CA

VITY

#3)

224C

(CA

VITY

#4)

13

24

211

IGN

ITIO

NM

OD

ULE

221

B

5H

M18

334

215

+

EL

EC

TR

ICA

L S

YM

BO

LS

PE

R E

1537

STA

TOR

REA

CTO

R

S1

WO

RK

ELEC

TRO

DE

CH

OK

E

D1

S2

D2

RO

TOR

C1

CU

RR

ENT

SEN

SO

RP

CB

1

SLI

P R

ING

NEA

RES

T LA

MIN

ATI

ON

TU

RN

S3

W1

W2

C1

S1

ER1

R2

R4R5

R6C1

S2

L1

-+

+

+

-

R3

STA

TOR

REA

CTO

R2

+

10

8

1712 6

6

5

39

9

7

200A

200

201A

201

219

200B

3

ENG

INE

CR

OS

SS

UP

PO

RT

GR

OU

ND

SC

REW

GN

D-E

GN

D-E

GN

D-G

200B219

201A

224215765E7577

J18 10

5D

7

254A

254

254

254A

B

254A

R1

OU

TPU

TC

ON

TRO

L

75A

76A

77A

13

24

P5

J575

A77

A76

A FIEL

DC

AP

AC

ITO

R

AT

BLO

WER

BA

FFLE

-

209

+

211

U =

BLU

EV

= VI

OLE

T

RR

U

VW

ENG

INE

FOO

T

GN

D-D

GN

D-C

5F

224A

GN

D-H

TER

MIN

ALS

6

5

5L

115V

/230

V

5K

GN

D-D

GN

D-C

J4

J3

J2

GN

D-G

55L

5K

115V

115V

12

11

11

3E

3E

3C

3A3A

3B3B

3D

3D

CB

135

A 35A

CB

2

CB

3

CB

4

15A

15A

15A

15A

CB

6

CB

5

3

221

(CA

VITY

#1)

SIL

VER

CO

LOR

ED

(WH

ITE

WIR

ES)

K1

61

6-1

Cod

e 1

05

26

& 1

05

41

RA

NG

ER

8 L

PG

KO

HLE

R (C

SA

VE

RS

ION

) -

Wir

ing D

iagra

m

7-19

-96G

CC

W

AL

L C

AS

E F

RO

NT

CO

MP

ON

EN

TS

SH

OW

N V

IEW

ED

FR

OM

RE

AR

.

N.A

. G

RO

UN

DIN

G T

HIS

TE

RM

INA

L S

TO

PS

TH

E E

NG

INE

.

S3

PO

SIT

ION

"S3"

SH

OW

NIN

"R

UN

"

AM

1

+-

208A

S5

STA

RT

BU

TTO

N

5H221

21020

8B

NO

TE

: T

his

dia

gra

m is

fo

r re

fere

nce

onl

y.

It m

ay n

ot

be

accu

rate

fo

r al

l mac

hine

s co

vere

d b

y th

is m

anua

l. T

he s

pec

ific

dia

gra

m f

or

a p

artic

ular

co

de

is p

aste

d in

sid

eth

e m

achi

ne o

n o

ne o

f th

e en

clo

sure

pan

els.

If

the

dia

gra

m is

ille

gib

le, w

rite

to

the

Ser

vice

Dep

artm

ent

for

a re

pla

cem

ent.

Giv

e th

e eq

uip

men

t co

de

num

ber

..

Page 29: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

22DIAGRAMS22

RANGER 8 LPG

STA

RTE

RC

R1

STA

RTE

R

SOLE

NO

ID

12 V

OLT

IDLE

RS

OLE

NO

ID

213

BA

TTE

RY

AC

AC

B+

SW

ITC

HR

EG

ULA

TOR

FLYW

HE

EL

ALT

ER

NAT

ORB

-

HO

UR

MET

ER

5E5D

S4

224B

224

213

"S4"

SH

OW

NIN

"AU

TO"

PO

SIT

ION

EN

GIN

E C

OM

PO

NE

NTS

224A

12

3

CO

NN

EC

TOR

PIN

NU

MB

ER

S:

7

612

12

34

J1

N.A

.

B

J5

SO

LEN

OID

FUE

LS

HU

TOFF

OIL

PR

ES

SU

RE

TER

MIN

AL

BLO

CK

(SEE

CO

NN

.)

209A

209A

224C

210

BB

GE

NER

ATO

R L

EA

D E

ND

(NO

TE C

AVIT

Y N

UM

BE

RS)

LOC

ATI

NG

TA

B

TER

MIN

AL B

LOC

KC

ON

NE

CTI

ON

208

208

(CAV

ITY

#2)

211

(CAV

ITY

#3)

224C

(CAV

ITY

#4)

13

24

211

IGN

ITIO

NM

OD

ULE

221

B

5H

M20

049

215

+

ELE

CTR

ICA

L S

YMB

OLS

PE

R E

1537

STA

TOR

RE

AC

TOR

S1

WO

RK

ELE

CTR

OD

E

CH

OK

E

D1

S2

D2

RO

TOR

C1

PC

B1

SLI

P R

ING

NE

AR

ES

T LA

MIN

ATI

ON

W1

W2

C1

S1

ER1

R2

R4R5

R6C1

S2

L1

-+

+

+

-

R3

STA

TOR

RE

AC

TOR

2

+

10 8

1712 6

6

5

39

9

7

200A

200

201A

201

219

200B

3

EN

GIN

EC

RO

SS

SUPP

OR

T

GR

OU

ND

SC

REW

GN

D-E

GN

D-E

GN

D-G

200B219

201A

224215765E7577

J18 10

5D

7

254

B

R1

OU

TPU

TC

ON

TRO

L

75A

76A

77A

13

24

P5

J575

A77

A76

A FIE

LDC

AP

AC

ITO

R

AT

BLO

WE

R B

AFF

LE

-

209

+

211

RR

U

VW

EN

GIN

EFO

OT

GN

D-D

GN

D-C

5F

224A

GN

D-H

TER

MIN

ALS

6

55L

115V

/230

V

5K

GN

D-D

GN

D-C

J4

J3

J2

GN

D-G

55L

5K

115V

115V

12

11

11

3B3B

3A3A

CB

135

A 35A

CB

2C

B320

A

20A

CB4

3

221

(CAV

ITY

#1)

SIL

VE

R C

OLO

RE

D

(WH

ITE

WIR

ES)

A

CC

W

ALL

CA

SE

FR

ON

T C

OM

PO

NE

NTS

SH

OW

N V

IEW

ED

FR

OM

RE

AR

.

N.A

. G

RO

UN

DIN

G T

HIS

TE

RM

INA

L S

TOP

S T

HE

EN

GIN

E.

S3

PO

SIT

ION

"S3"

SH

OW

NIN

"RU

N"

AM

1

+-

208A

S5 STA

RT

BU

TTO

N

5H221

21020

8B

208C

CB7

25A

DO

ES

NO

T A

PP

EA

R O

NS

OM

E O

LDE

R M

AC

HIN

ES

A

R =

RE

D O

R P

INK

B =

BLA

CK

OR

GR

AYV

= V

IOLE

TU

= B

LUE

W =

WH

ITE

L EA

D C

OLO

R C

OD

E:

254

3

12

34

261

260

3 TU

RN

S1

TUR

N

RA

NG

ER 8

LPG

CO

DE

1093

7 O

NLY

(ON

AN

/ K

OH

LER

CSA

)

NO

TE

: T

his

dia

gra

m is

fo

r re

fere

nce

onl

y.

It m

ay n

ot

be

accu

rate

fo

r al

l mac

hine

s co

vere

d b

y th

is m

anua

l. T

he s

pec

ific

dia

gra

m f

or

a p

artic

ular

co

de

is p

aste

d in

sid

eth

e m

achi

ne o

n o

ne o

f th

e en

clo

sure

pan

els.

If

the

dia

gra

m is

ille

gib

le, w

rite

to

the

Ser

vice

Dep

artm

ent

for

a re

pla

cem

ent.

Giv

e th

e eq

uip

men

t co

de

num

ber

..

Page 30: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

23CONNECTION DIAGRAMS23

RANGER 8 LPG

CONNECTION OF RANGER 8 TO LN-7 & K240 CONTACTOR KIT

WARNING: Turn the power off when making connections.

N.A. Use power source polarity switch to set for desired electrodepolarity. Position the output selector switch on the powersource to the CV position.

N.B. 3 conductor #16 power cord physically suitable for the instal-lation and plug rated at 115 volts 15 amperes AC.

N.C. Plug into 115 volt AC receptacle on welder control panel orother 115 volt AC supply rated at a minimum of 500 volt-amperes.

N.D. Leads #21 and GND. do not appear on LN-7’s with codesbelow 7026.

N.E. Welding cables must be of proper capacity for the currentand duty cycle of immediate and future applications.

N.F. If LN-7 is equipped with a meter kit, extend lead #21 using#14 or larger insulated wire physically suitable for the installa-tion. An S16586-”length” remote voltage sensing work lead

GND. 32 2 4 31 TO LN-732 2 4 31

POWERSOURCE

AUTO.EQUIP .

WORK ELECTRODE

POWERSOURCE

757677

K240 CONTACTOR K IT

21

115V (50 /60HZ . )(NOTE : 600 AMP CAPACITY )

ELECTRODE CABLE TO LN-7

TO WORK

CONTROL CABLE

CONNECT THE CONTROL CABLEGROUND LEAD TO THE FRAME

THE TERMINAL STR IP OR TOAN UNPA INTED FRAME SCREW.

N.D .

N .J .

N .F . & N .G .

N .B .N .C .TERMINAL MARKED NEAR

CONNECT ION OF LN-7 & K240 CONTACTOR K IT W ITH 115 VOLT AC AUX IL IARY POWER AND CV OUTPUT

WELDER STANDARD OUTPUT TERMINALS

S1774210-2-92

may be ordered for this purpose. Connect it directly to thework piece independent of the welding work cable. For conve-nience, this extended #21 lead should be taped to the weldingwork lead.

N.G. Tape up bolted connection where lead #21 is extended.

N.H. Idler switch on power source must be in high idle position.

N.J. If an optional remote output control is used, connect it to thisterminal strip or 6 pin Amphenol receptacle. NOTE: Terminalstrip or 6 pin Amphenol receptacle not available on all powersources.

CAUTION: Any speed up of the engine RPM by changing the gov-ernor setting or over-riding the throttle linkage will cause anincrease in the AC auxiliary voltage. If this voltage goesabove 140 volts, the LN-7 control circuit will be damaged. Theengine governor setting is pre-set at the factory - do notadjust above RPM specifications listed in engine welder oper-ating manual.

M17486

ELECTRODE CABLE

LN-25WIRE FEEDER

REMOTE CONTROL

TO WORK ELECTRODE

N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION.

TO WORK

WORK CLIP LEAD

TO WORK

6 PINAMPHENOL

N.C. IF OPTIONAL REMOTE OUTPUT CONTROL IS USED, PLACE OUTPUT CONTROL SWITCH IN "OUTPUT CONTROL REMOTE" POSITION.

RANGER 8 / LN-25 ACROSS THE ARC CONNECTION DIAGRAM

CRM 21883

OPTIONAL K444-1

N.B. USE POLARITY SWITCH TO SET FOR DESIRED ELECTRODE POLARITY. POSITION THE OUTPUT SELECTOR SWITCH TO THE WIRE FEED (CV) POSITION.

WARNINGDo not operate with panels open.Disconnect NEGATIVE (-) BATTERY LEADbefore servicing.Do not touch electrically live parts.

Keep guards in place.Keep away from moving parts.Only qualified personnel should install,useor service this equipment.

Page 31: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

9.29

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Page 32: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

NOTES

RANGER 8 LPG

Page 33: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

NOTES

RANGER 8 LPG

Page 34: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

NOTES

RANGER 8 LPG

Page 35: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

There is a 10% discount on all orders of $50.00 or more for shipment at one time to one location.Orders of $50 or less before discount or orders outside of North America must be prepaid with charge, check or money order in U.S. Funds Only.Prices include shipment by 4 thClass Book Rate for U.S.A. Mainland Only. Please allow up to 4 weeks for delivery.UPS Shipping for North America Only. All prepaid orders that request UPS shipment please add:

$5.00 For order value up to $49.99$10.00 For order value between $50.00 & $99.99$15.00 For order value between $100.00 & $149.00

For North America invoiced orders over $50.00 & credit card orders, if UPS is requested, it will be invoiced or charged to you at cost.Outside U.S.A. Mainland order must be prepaid in U.S. Funds. Please add $2.00 per book for surface mail or $15.00 per book for air parcel post shipment.METHOD OF PAYMENT: (Sorry, No C.O.D. Orders)

CHECK ONE:Name: _______________________________________________

Please Invoice (only if order is over $50.00)Address: _______________________________________________

Check or Money Order Enclosed, U.S. Funds only _______________________________________________

Credit Card - Telephone: _______________________________________________

Signature as it appears on Charge Card:Account No. |_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_|_| Exp Date |_|_| |_|_| ______________________Month Year

USE THIS FORM TO ORDER: Order from: BOOK DIVISION, The Lincoln Electric Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199BOOKS OR FREE INFORMATIVE CATALOGS Telephone: 216-383-2211 or, for fastest service, FAX this completed form to: 216-361-5901.

Lincoln Welding School Titles: Price Code Quantity Cost(ED-80) New Lessons in Arc Welding $5.00 L

Seminar Information Procedure Handbook “Twelfth Edition” $15.00 PH(ED-45) How to Read Shop Drawings $4.50 H

Educational Video Information Incentive Management $5.00 IM(ED-93) A New Approach to Industrial Economics $5.00 NA

James F. Lincoln Arc Welding The American Century of John C. Lincoln $5.00 ACFoundation Book Information Welding Preheat Calculator $3.00 WC-8

(JFLF-515) Pipe Welding Charts $4.50 ED-89SUB TOTAL

Additional Shipping Costs if anyTOTAL COST

Now Available...12th EditionThe Procedure Handbook of Arc Welding

With over 500,000 copies of previous editions publishedsince 1933, the Procedure Handbook is considered by many to be the “Bible” of the arc welding industry.

This printing wil l go fast so don ’t delay. Place your order now using the coupon below.

The hardbound book contains over 750 pages of weldinginformation, techniques and procedures. Much of this material has never been included in any other book.

A must for al l welders, supervisors, engineers anddesigners. Many welding instructors will want to use the bookas a reference for all students by taking advantage of the lowquantity discount prices which include shipping by4th class parcel post.

$15.00 postage paid U.S.A. Mainland

How To Read Shop Drawings

The book contains the latest information and applicationdata on the American Welding Society Standard WeldingSymbols. Detailed discussion tells how engineers anddraftsmen use the “short-cut” language of symbols to passon assembly and welding information to shop personnel.

Practical exercises and examples develop the reader’s abilityto visualize mechanically drawn objects as they will appearin their assembled form.

187 pages with more than 100 illustrations. Size 8-1/2” x 11”Durable, cloth-covered board binding.

$4.50 postage paid U.S.A. Mainland

New Lessons in Arc WeldingLessons, simply written, cover manipulatory techniques;

machine and electrode characteristics; related subjects,such as distortion; and supplemental information on arcwelding applications, speeds and costs. Practice materials,exercises, questions and answers are suggested for each lesson.

528 pages, well illustrated, 6” x 9” size, bound in simulated,gold embossed leather.

$5.00 postage paid U.S.A. Mainland

Need Welding Training?The Lincoln Electric Company operates the oldest and

most respected Arc Welding School in the United States at itscorporate headquarters in Cleveland, Ohio. Over 100,000 stu-dents have graduated. Tuit ion is low and the training is “hands on”

For details write: Lincoln Welding School22801 St. Clair Ave. Cleveland, Ohio 44117-1199.

and ask for bulletin ED-80 or call 216-383-2259 and ask for theWelding School Registrar.

Lincoln Welding SchoolBASIC COURSE $700.00

5 weeks of fundamentals

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Page 36: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

WARNING

AVISO DEPRECAUCION

ATTENTION

WARNUNG

ATENÇÃO

Spanish

French

German

Portuguese

Japanese

Chinese

Korean

Arabic

READ AND UNDERSTAND THE MANUFACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO BEUSED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES.

SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL FABRICANTE PARA EL USO DE ESTE EQUIPO Y LOSCONSUMIBLES QUE VA A UTILIZAR, SIGA LAS MEDIDAS DE SEGURIDAD DE SU SUPERVISOR.

LISEZ ET COMPRENEZ LES INSTRUCTIONS DU FABRICANT EN CE QUI REGARDE CET EQUIPMENT ET LES PRODUITS AETRE EMPLOYES ET SUIVEZ LES PROCEDURES DE SECURITE DE VOTRE EMPLOYEUR.

LESEN SIE UND BEFOLGEN SIE DIE BETRIEBSANLEITUNG DER ANLAGE UND DEN ELEKTRODENEINSATZ DES HER-STELLERS. DIE UNFALLVERHÜTUNGSVORSCHRIFTEN DES ARBEITGEBERS SIND EBENFALLS ZU BEACHTEN.

● Do not touch electrically live parts orelectrode with skin or wet clothing.

● Insulate yourself from work andground.

● No toque las partes o los electrodosbajo carga con la piel o ropa moja-da.

● Aislese del trabajo y de la tierra.

● Ne laissez ni la peau ni des vête-ments mouillés entrer en contactavec des pièces sous tension.

● Isolez-vous du travail et de la terre.

● Berühren Sie keine stromführendenTeile oder Elektroden mit IhremKörper oder feuchter Kleidung!

● Isolieren Sie sich von denElektroden und dem Erdboden!

● Não toque partes elétricas e elec-trodos com a pele ou roupa molha-da.

● Isole-se da peça e terra.

● Keep flammable materials away.

● Mantenga el material combustiblefuera del área de trabajo.

● Gardez à l’écart de tout matérielinflammable.

● Entfernen Sie brennbarres Material!

● Mantenha inflamáveis bem guarda-dos.

● Wear eye, ear and body protection.

● Protéjase los ojos, los oídos y elcuerpo.

● Protégez vos yeux, vos oreilles etvotre corps.

● Tragen Sie Augen-, Ohren- und Kör-perschutz!

● Use proteção para a vista, ouvido ecorpo.

Page 37: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

WARNING

AVISO DEPRECAUCION

ATTENTION

WARNUNG

ATENÇÃO

Spanish

French

German

Portuguese

Japanese

Chinese

Korean

Arabic

LEIA E COMPREENDA AS INSTRUÇÕES DO FABRICANTE PARA ESTE EQUIPAMENTO E AS PARTES DE USO, E SIGA ASPRÁTICAS DE SEGURANÇA DO EMPREGADOR.

● Keep your head out of fumes.● Use ventilation or exhaust to

remove fumes from breathing zone.

● Los humos fuera de la zona de res-piración.

● Mantenga la cabeza fuera de loshumos. Utilice ventilación oaspiración para gases.

● Gardez la tête à l’écart des fumées.● Utilisez un ventilateur ou un aspira-

teur pour ôter les fumées des zonesde travail.

● Vermeiden Sie das Einatmen vonSchweibrauch!

● Sorgen Sie für gute Be- undEntlüftung des Arbeitsplatzes!

● Mantenha seu rosto da fumaça.● Use ventilação e exhaustão para

remover fumo da zona respiratória.

● Turn power off before servicing.

● Desconectar el cable de ali-mentación de poder de la máquinaantes de iniciar cualquier servicio.

● Débranchez le courant avant l’entre-tien.

● Strom vor Wartungsarbeitenabschalten! (Netzstrom völlig öff-nen; Maschine anhalten!)

● Não opere com as tampas removidas.● Desligue a corrente antes de fazer

serviço.● Não toque as partes elétricas nuas.

● Do not operate with panel open orguards off.

● No operar con panel abierto oguardas quitadas.

● N’opérez pas avec les panneauxouverts ou avec les dispositifs deprotection enlevés.

● Anlage nie ohne Schutzgehäuseoder Innenschutzverkleidung inBetrieb setzen!

● Mantenha-se afastado das partesmoventes.

● Não opere com os paineis abertosou guardas removidas.

Page 38: IM604-B RANGER 8 LPG - Lincoln Electric · FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires

• Sales and Service through Subsidiaries and Distributors Worldwide •

Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com

• World's Leader in Welding and Cutting Products •