OUTDOOR POWER EQUIPMENT

24", 26" and 28"SNOW

THROWERS

Model Numbers317E610E000317E640F000317E660G000

MTD PRODUCTS INC • P.O. BOX 368022 • CLEVELAND, OHIO 44136-9722

PRINTED IN U.S.A. FORM NO. 770-8782M

IMPORTANT SAFEOPERATIONPRACTICES

THIS SYMBOL POINTS OUT IMPORTANTSAFETYI1_STRUCTIONSWHICH, IF NOT FOLLOWED,COULD ENDANGERTHE PERSONAL_

SAFETYAND/OR PROPERTYOF YOURSELFAND CTHERS. READ AND FOLLOW ALL INSTRUCTIONSIN THIS MANUAL BEFOREATTEMPTINGTO OPERATEYOURSNOWTHROWER•FAILURETO COMPLYWITH THESEINSTRUCTIONSMAY RESULTIN PERSONAL,

INJURY.WHENYOUSEETHIS SYMBOL-- _IL HEEDITS WARNING.

,_ Yoursnow throwerwas bull to be operated accordingto the rules for safe operation in this manual. As with [

m

DANGER: any type of power equipmert, carelessnessor error on the part of the operatorcan result in seriousinjury, if Iyou violate any of these rules, you may cause seriousinjury to yourself orothers.

TRAINING1. Readthis owner's guide carefully in its entirety berg

ing to assemble or operatethis machine. Be completwith the controls and the proper use of this mactoperating it. Keepthis manual in a safe placefor futuular referenceand for ordering replacement parts.

2. Never allow children under 14 years old to oper;thrower. Children 14 years old and over should olsnow thrower under close parental supervision. Orwell acquainted with these rules of safe operationallowed to useyour snow thrower.

3. No one should operatethis unit while intoxicated ormedication that impairs the senses or reactions.

4. Keep the area of operation clear of all persons, espechildren and pets.

5. Exercise caution to avoid slipping or falling, espe_operating in reverse.

_lb PREPARATION1. Thoroughly inspect the areawhere the equipment isand remove all door mats, sleds, boards, wires an_eign objects.

2. Disengage all clutches and shift into neutral bef(engine.

3. Do not operate equipment without wearing adeq_outer garments. Do not wear jewelry, long scarfs orclothing which could become entangled in moving Ifootwear which will improve footing on slippery surf

4. Before working with gasoline, extinguish all cigarettesources of ignition. Check the fuel before startingGasoline is an extremely flammable fuel. Do not filltank indoors, while the engine is running, or untilbeen allowed to cool at least two minutes. Replacesecurely and wipe off any spilled gasoline beforeengineas it maycause a fire or explosion.

5. Usea grounded three wire plug-in for all units with emotors or electric starting motors.

6. Adjust collector housing height to clear gravel or cMsurface.

7. Neverattempt to make any adjustments while engin(except where specifically recommended by manufa

8. Let engine and machine adjust to outdoor temper_starting to clear snow.

9. Always wear safety glasses or eye shields duringwhile performing an adjustment or repair, to protecforeign objects that may be thrown from the macdirection.

OPERATION1. Do not put hands or feet near or under rotating part,,of discharge opening and auger at all times•

2. Exercise extreme caution when operating on or crodrives, walks, or roads. Stay alert for hidden hazanDo not carry passengers.

3. After striking a foreign object, stop the engine,from spark plug, and thoroughly inspect the snowany damage. Repairthe damagebefore restarting a_the snow thrower.

4. If the snow thrower should start to vibrate abnorm_engine and check immediately for the cause.generally a warning of trouble.

eattempt-,flyfamiliarine beforee andreg-

te a snowtly operately personsshould be

rhile taking

"iallysmall

;iallywhen

to be usedotherfop

re starting

latewinter)ther loose)arts.Wearices.sandother:heengine.

1le gasolineenginehasasolinecap;tartingthe

ectric drive

ushedrock

_is running:turer).ture before

( perationorteyesfrom_mein any

• Keepclear

;singgravels or traffic.

r ,'move wirethrower ford operating

Ily, stop the/ibration is

5. Stop enginewheneveryou leavethe operatingposition,beforeuncloggingthe collector/impellerhousingor dischargeguide,and makingany repairs,adjustments,or inspections.Neverplaceyour handin the dischargeor collectoropenings.Useastickorwoodenbroomhandleto unclogthe dischargeopening.

6. Takeall possibleprecautionswhen leavingthe unit unattended.Disengagethe collector/impeller,shift into neutral,stop theengine,andremovethekey.

7. Whencleaning,repairing,or inspecting,makecertaincollector/impellerandall movingpartshavestopped.Disconnectsparkplugwire andkeepawayfrom plugto preventaccidentalstart-ing.

8. Do not run engineindoors,exceptwhen starting engineandtransportingsnowthrower in or out of building. Opendoors.Exhaustfumesaredangerous.

9. Do not clearsnowacrossthe faceof slopes.Exerciseextremecautionwhenchangingdirectionon slopes.Do not attempttoclearsteepslopes.

10. Neveroperatesnowthrower without guards,plates,or othersafetyprotectiondevicesin place.

11. Neveroperatesnowthrowernearglassenclosure,automobiles,window wells, drop off, etc., without proper adjustmentsofsnowthrowerdischargeangle.Keepchildrenandpetsaway.

12. Do not overloadmachinecapacityby attemptingto clearsnowattoo fasta rate.

13. Neveroperatethe machineat hightransportspeedsonslipperysurfaces.Lookbehindandusecarewhenbacking.

14. Neverdirectdischargeat bystandersorallowanyonein frontofunit.

15. Disengagepowerto collector/impellerwhentransportingor notinuse.

16. Useonly attachmentsandaccessoriesapprovedby the manu-facturer of snow thrower (such as wheel weights,counterweights,cabs,etc.).

17. Neveroperatethe snowthrowerwithoutgoodvisibilityor light.Alwaysbesureof yourfootingandkeepafirm holdonthe han-dles.Walk,neverrun.

18. Mufflerand enginebecomehot andcan causea burn. Do nottouch.

,_ MAINTENANCEAND STORAGE1. Check shear bolts, engine mounting bolts, etc., at frequentintervals for propertightness to be sure equipmentis in safeworkingcondition.

2. Neverstorethe machine withfuel inthe fuel tank insidea build-ingwhere ignitionsources are present,such as hot water andspaceheaters,clothesdryers,and the like. Allow engine to _:oolbefore storingin any enclosure.

3. Always referto owner's guide instructionsfor importantdetailsif snowthroweris to bestoredfor an extendedperiod.

4. Run machine a few minutes after throwing snow to preventfreezeup of collector/impeller.

5. Check clutchcontrolsperiodicallyto verify they engage and dis-engage properly and readjust if necessary.Refer to owner'sguidefor adjustmentinstructions.

CONTENTS OF HARDWARE PACKLay out the hardware according to the illustration for identification purposes. Parts are illustrated approximatelyone-half size. Part numbers are shown in parentheses.

(Hardware pack may contain extra items which are not used on your unit.)

A_ ATTACHING THE HANDLE ASSEMBLY

Hex Bolts [5/16-18 x 1-3/4" Long(710-3180)

[__ Hex Bolts5116-18 x 3/4" Long(710-0118)

(_(_ Lock Washers5/16" I.D.

(_(_ (736-0119)

Carriage Bolts5/16-18 x 1-1/2" Long

(710-1250)

@1@

fHandle Tabs(784-5599)

Cupped Washers_5/16" I.D. _ _

(736-0242) _._.j'

Hex Nuts

5/16-18 Thread-_,._ @(712-0267)

C JATrACHING THE CHUTE CRANKFlat Washers

318" I.D. x 518" O.D.

Hex Bolt5/16-18 x 1-1/2"

Long(710-0442)

Lock Washer5116" I.D.

(736-0119)

Hairpin Clip Hex Nut

(714-0104) 5/16-18 Thread --_(712-0267)

F.__ AUGER SHEAR BOLTSThe augers are secured to the spiral shaft with two shear boltsand hex lock nuts. If you hit a foreign object or ice jam, the snowthrower is designed so that the bolts will shear. Two replace-ment shear bolts and nuts are provided for your convenience.Store in a safe place until needed.

_ _.,_._ Hex Bolts

5/16-18 x1-1/2" Long(710-0890A)

Hex Lock Nuts5/16-18 Thread

(712-0429)

S I ATTACHING THE CHUTE ASSEMBLY

TTT .exoo,,.1/4-20 x 3/4" Long

TT T _ (710-3015)

Hex Lock Nuts.@@ @1/4-20 Thread

@@@

ute FlangeKeepers

31-0851A)

D I ATTACHING THE SHIFT RODAND CLUTCH CABLES

Ferrule(711-0677)

Hairpin Clips ['_

(714-0104) ---_

(_(_ Flat Washers5/16" I.D. x 5/8" O.D.(736-0264)

(_ Spring Washer5/16" I.D.(736-0271)

E__ ATTACHING THE CLUTCH CABLES

Hex Nuts_ _ #10-24 Thread

(712-0121)

• V ""_'""""m"I_"""m'_l_

"Z'-Fitting(746-0778)

ASSEMI3LY INSTRUCTIONS

IMPORTANT: This unit is shipped WITHOU'" GASO-LINE or OIL. After assembly, see separab_ enginemanual for proper fuel and engine oil rec:_mmen-dations.

NOTE: Reference to right or left side of tile snowthrower is from behind the unit in the operating

position.

HandleTab

HexBolt 1-3/4"

Long

FIGURE 1.

CuppedWasher Hq:x

N_it

FIGURE 2.

CarriageBolt

NOTI ":Placed the q_UPPED

side agail _st thehandle _anel.

UNPACKING1. Remove staples or break glue on the top flaps of

the carton. Remove any loose parts included withunit (i.e., owner's manual, etc.).

2. Cut along dotted lines and lay end of carton downflat. Remove packing material.

3. Roll unit out of carton. Check carton thoroughlyfor loose parts before discarding.

LOOSE PARTS IN CARTON(1) Right Handle(1) Left Handle(1) Handle Panel Assembly(1) Chute Assembly(1) Chute Crank Assembly with Mounting Bracket(1) Shift Rod(1) Hardware Pack

TOOLS REQUIRED FOR ASSEMBLY(1) 3/8" Wrench(2) 1/2" Wrenches*(2) 7/16" Wrench*(1) Pair of Pliers*or Adjustable Wrenches

ATTACHINGTHE HANDLEASSEMBLY

(HardwareA)1. Place right handle in position against the snow

thrower so the flat side of the handle is against thesnow thrower. Secure bottom hole in handle tosnow thrower using hex bolt 3/4" long and lockwasher. See figure 1. Do not tighten at this time.Place handle tab over the upper hole in handle sothe curve in the handle tab matches the curve inthe handle. Secure to the snow thrower using hexbolt 1-3/4" long and lock washer. Do not tighten atthis time.

3. Attach the left handle in the same manner. Do not

tighten at this time.4. Place the handle panel in position between the

handles. To hold the handle panel in place,depress both clutch grips against the handles.While continuing to hold the right hand grip,release the left hand grip (the auger clutch lockwill keep left hand grip engaged). See figure 2.

5. Fasten the right side of the handle panel by insert-ing two carriage bolts through the handle and han-dle panel (bolts must go through both the plasticand metal parts of the handle panel). Secure withcupped washers (cupped side against handlepanel) and hex nuts. See figure 2.Secure the left side of the handle panel in thesame manner.

7. Tighten the four hex bolts used to attach thebottom of the handles to the snow thrower frame.

4

FIGURE 3.

\

Chute Assembly

Hex HeadScrew

Flat Washer

Lock Nut

ChuteFlangeKeeper

Lock WasherHex Nut

_m

ATTACHINGTHE CHUTE ASSEMBLY (Hardware B)1. Grease the chute opening using a multi-purpose

automotive grease or equivalent.. Place chute assembly over chute opening, with

the opening in the chute assembly facing the frontof the unit. Place chute flange keepers beneath lipof chute assembly. Secure with hex head screwsand hex lock nuts as shown in figure 3. Tightenwith two 7/16" wrenches, then back off 1/4 turn toallow easier movement.

UpperChuteCrank

Bracket

FIGURE 4.

Carriage BoltsHex Lock Nuts

ATTACHINGTHE CHUTE CRANK (Hardware C)1. Insert hex bolt 1-1/2" long through the upper chute

-<_ crank bracket. See figure 4.

2. Place the hex bolt into the hole provided in the lefthandle. Secure with lock washer and hex nut. Donot tighten until after attaching the other end ofthe chute crank.

LowerChuteCrank

Bracket

-IGURE 5.

Flat

Hairpin Clip

LowerChute Crank

Bracket--IGURE 6.

Chuterank

PlasticBushing

3. Loosen the carriage bolts and hex lock nuts whichsecure the lower chute crank bracket to the exten-sion on the left side of the chute assembly. Seefigure 5.

4. Place one flat washer on the end of the chutecrank, then insert the end of the crank into thehole in the plastic bushing in the chute crankbracket. See figure 6. Place the other flat washeron the end of the chute crank, and insert hairpinclip into hole in the end of crank.

5. Adjust the chute bracket so that the spiral on thechute crank fully engages the teeth on the chuteassembly. Tighten the nuts on the lower chutecrank bracket securely. Tighten the hex bolt andnut on the upper chute crank bracket on thehandle.

5

IMPORTANT:Attachthe shift rod andcl itch cables as follows. THEN CHECK THE ADJUSTMENTS ASINSTRUCTED, AND MAKE ANY FINAL A[)JUSTMENTS NECESSARY BEFORE OPERATING YOUR SNOWTHROWER. Failure to follow the instructi,)ns may cause damage to the snow thrower.

Tracti°_ hiftClutchDrive Lever

I1 Washer Fer u eJ/Shift

1Arm_ssembly

ATTACHINGTHE SHIFT ROD (Hardware D)1. Place the shift lever (on the handle panel) in the

sixth (6) speed position (all the way forward).

Place the bent end of the shift rod into the hole inthe shift arm assembly. See figure 7. Secure withspring washer, flat washer and hairpin clip.

3. Start threading the ferrule onto the other end of theshift rod. Push down on the shift rod (and shift armassembly) as far as it will go.

4. Thread the ferrule onto the shift rod until the ferrule

lines up with the upper hole in the shift lever(beneath the handle panel). Insert the ferrule intothe upper hole in the shift lever from the left sidewhen adjustment is correct. Secure with flatwasher and hairpin clip.

Make certain to check for correct adjustment of theshift rod as instructed in the Final Adjustment sectionbefore operating the snow thrower.

FIGURE 7.

Hex JamNut

/

/

Cable is Strai

FIGURE 8.reViewed from Underside of H_nndlePanel

ATTACHINGTHE CLUTCH CABLES(Hardware E)The "Z" end of the clutch cables are hooked into the

clutch grips on each handle. Attach cables as follows.

1. Thread the hex nuts (in hardware pack) all theway up the threaded portion of the "Z" ends of theclutch cables.

2. Make certain each cable is in groove of cableroller guides. Place the clutch grip in the raised(up) position.

3. Thread the cable onto the threaded portion of the"Z" end until there is no slack in the cable, but thecable is NOT tight. Do not overtighten cable.See figure 8.

& WARNING: If cable is tightened so there istension on the cable with the clutch gripreleased, the safety features of the snowthrower may be overridden.

4. When correct adjustment is reached, tighten thehex nut against the bottom portion of the cable tolock it in position.

FINAL ADJUSTMENTS

Auger Drive ClutchTo check the adjustment of the auger drive clutch,push forward on the left hand clutch grip (depress therubber bumper). There should be slack in the cable.Release the clutch grip. The cable should be straight.Make certain you can depress the auger drive clutchgrip against the left handle completely.

If necessary,loosenthe hexjamnutandthreadthecablein (forlessslack)orout(formoreslack)asnec-essary.Referto figure8. Recheckthe adjustment.Tightenthejam nut againstthe cablewhencorrectadjustmentisreached.Traction Drive Clutch and Shift Lever AdjustmentTo check the adjustment of the traction drive clutchand shift lever, tip the snow thrower forward so that itrests on the auger housing. First move the shift leverall the way forward to sixth (6) position. With the trac-tion drive lever released, spin the snow thrower wheelsby hand. They should turn freely. Then engage thetraction drive clutch grip. The wheels should stop turn-ing.

Now release the traction drive clutch grip, and spin thewheels again. Move the shift lever back to the fastreverse position, then all the way forward again. Thereshould be no resistance in the shift lever, and thewheels should keep turning.

If you have resistance when moving the shift lever orthe wheels stop when they should not, loosen the jamnut on the traction drive cable and unthread the cableone turn. If the wheels do not stop when you engagethe traction drive clutch grip, loosen the jam nut on thetraction drive cable and thread the cable in one turn.Recheck the adjustment and repeat adjustment asnecessary. Tighten the jam nut to secure the cablewhen correct adjustment is reached.

NOTE: If you are uncertain that you have reached thecorrect adjustment, refer to the Adjustment section onpage 10.

ADJUSTING THE SKID SHOESThe space between the shave plate and the groundcan be adjusted. For close snow removal, place skid

shoes in the low position. Use middle or high positionwhen area to be cleared is uneven. See figure 9.

Adjust skid shoes by loosening the four hex nuts andcarriage bolts and moving skid shoes to desired posi-tion. Make certain the entire bottom surface of skidshoe is against the ground to avoid uneven wear onthe skid shoes. Retighten nuts and bolts securely.

It is not recommended that you operate this snowthrower on gravel as loose gravel can be easily pickedup and thrown by the auger causing an injury or dam-age to the snow thrower.

SkidShoe

FIGURE 9.

utsCarriage Bolts

TIRE PRESSURE(PneumaticTires)The tires are over-inflated for shipping purposes.Check tire pressure and reduce to 15 to 20 psi.

NOTE: If the tire pressure is not equal in both tires, theun# may pull to one side or the other.

AugerDrive

CONTROLS

TractionDrive/AugerClutchLock

SHIFT LEVER

(See figures 10 and 11)The shift lever is located in the center of

the handle panel. The shift lever may bemoved into one of eight positions. Runengine with throttle in the fast position.Use the shift lever to determine groundspeed.

Forwardmone of six speeds. Positionnumber one (1) is the slowest. Positionnumber six (6) is the fastest.

FIGURE 10.

7

Reverse--two reverse (R) speeds. "R"closest to the operator (all the wayback) is the faster of the two. FIGURE 11.

AUGER DRIVE (See figure 10)The auger drive clutch is located on the let handle.Squeeze the clutch grip to engage the augers.Release to stop the snow throwing action. (Tractiondrive clutch must also be released.)

TRACTIONDRIVE/AUGERCLUTCHLOCK(See figure 10)The traction drive clutch is located on the rigl _thandle.Squeeze the traction drive clutch to engage'he wheeldrive. Release to stop.

This same lever also locks the auger clutch s, ) you canturn the chute crank without interrupting he snowthrowing process. If the auger drive clutch is engagedwith the traction drive clutch engaged, the operatorcan release the auger drive clutch (on the le :t handle)and the augers will remain engaged. Releas_ the trac-tion drive clutch to stop both the augers a_d wheeldrive (auger drive clutch must also be releasl _d).

CHUTE CRANK (See figure 10)The chute crank is located on left hand si Je of thesnow thrower.

To change the direction in which snow is thr _wn, turnchute crank as follows:

1. Crank clockwise to discharge to the left.

2. Crank counterclockwise to discharge to l he right.

THROTTLE CONTROL(See figure 12)The throttle control is located on the engin_. It regu-lates the speed of the engine.

SAFETYIGNITIONSWITCH(see figure12)The ignition key must be inserted in the switch beforethe unit will start. Remove the ignition key when snowthrower is not in use.

FUELSHUT-OFFVALVEThe fuel shut-off valve,located under fuel tank, con-trols fuel flow from tank.

ChokePrimer

IgnitionKey Throttle

Control

FIGURE 12.reModel 610E Shown

StarterHandle

OPERATIONGASAND OIL FILL-UPService the engine with gasoline an J oil asinstructed in the separate engine manual p_cked withyour snow thrower. Read instructions care1 ully.

NOTE: Your snow thrower is shipped withoL t oil; how-ever, a small amount of oil may be presen' from thefactory. Do not overfill.

_ WARNING: Never fill fuel tank indoors,with engine running or while _;ngine ishot. Do not smoke when filling ft el tank.

Electric Starter

WARNING: The electric starter is equipp_d with athree-wire power cord and plug, and is d_signed tooperate on 120 volt AC household current. It must beproperly grounded at all times to avoid the 3ossibilityof electric shock which may be injurioLs to theoperator. Follow all instructions carefully. I)eterminethat your house wiring is a three-wire groundedsystem. Ask a licensed electrician if yoL are notcertain. If your house wiring system is not a :hree-wiregrounded system, do not use this electric starter under

any conditions. If your system is grounded and athree-hole receptacle is not available at the point yourstarter will normally be used, one should be installedby a licensed electrician.

When connecting the power cord, always connect cordto switch box on engine first, then plug the other endinto a three-hole grounded receptacle.

When disconnecting the power cord, always unplugthe end from the three-hole grounded receptacle first.

TO START ENGINEIMPORTANT: If unit shows any sign of motion (drive oraugers) with the clutch grips disengaged, shut engineoff immediately. Readjust as instructed in the "FinalAdjustments" section of the Assembly Instructions.

1. Attach spark plug wire to spark plug.

2. Make certain the fuel shut-off valve is in the open(vertical) position.

3. Make certain the auger drive and traction driveclutch grips are in the disengaged (released)position.

4. Move throttle control up to FAST position. Insertignition key into slot. See figure 12. Be certain itsnaps into place. Do not turn key.

5. Rotate choke knob to FULL choke position (coldengine start).

If engine is warm, place choke in OFF positioninstead of FULL.

6. Connect power cord to switch box on engine. Plugthe other end of power cord into a three-hole,grounded 120 volt AC receptacle.

7. Recoil Start Only: Push primer button two orthree times. If engine is warm, push primer buttononce only. See figure 12.

NOTE: Always cover vent hole in primer button whenpushing. Adc/itiona/priming may be necessary for firststart if temperature is below 15°F.

8. Electric Start: Push starter button on top of theswitch box to crank the engine. When enginestarts, release starter button.

Recoil Start: Grasp starter handle (see figure 12)and pull rope out slowly, until it pulls slightlyharder. Let rope rewind slowly. Pull starter handlerapidly.Do not allow handle to snap back. Allow itto rewind slowly while keeping a firm hold on thestarter handle.

9. Repeat step 8 until engine starts. If engine fails tostart, repeat steps 7 and 8 until engine starts.

10. As engine warms up and begins to operate evenly,rotate choke knob slowly to OFF position. Ifengine falters, return to FULL choke, then slowlymove to OFF position.

Electric Starter: Connect power cord to switch box onengine, then to 120 volt AC receptacle. With theengine running, push starter button and spin thestarter for several seconds. The unusual sound madeby spinning the starter will not harm engine or starter.Disconnect the power cord from receptacle first, andthen from switch box.

Recoil Starter (Optional Instructions): With enginerunning, pull starter rope with a rapid, continuous fullarm stroke three or four times. Pulling the starter ropewill produce a loud clattering sound, which is notharmful to the engine or starter.

3. To stop engine, remove the ignition key. Do notturn key. Disconnect the spark plug wire from thespark plug to prevent accidental starting whileequipment is unattended.

NOTE: Do not lose ignition key. Keep it in a safe place.Engine will not start without the ignition key.

4. Wipe all snow and moisture from the carburetorcover in the area of the control levers. Also, movecontrol levers back and forth several times. Leavethrottle control lever in the STOP or OFF position.Leave choke control in the FULL choke position.

AVOIDINJURYFROM ROTATINGAUGERm KEEPHANDS, FEETANDCLOTHINGAWAY. s7as

TO STOP ENGINE

1. Run engine for a few minutes before stopping tohelp dry off any moisture on the engine.

2. To help prevent possible freeze-up of starter, pro-ceed as follows.

TO ENGAGE DRIVE

1. With the engine running near top speed, moveshift lever into one of the six FORWARD positionsor two REVERSE positions. Select a speedappropriate for the snow conditions that exist. Usethe slower speeds until you are familiar with theoperation of the snow thrower.

2. Squeeze the traction drive clutch grip against theright handle and the snow thrower will move.Release it and the drive motion will stop.

NOTE: NEVER move shift lever without first releasingthe drive clutch.

TO ENGAGEAUGERS

To engage the augers and start the snow throwingaction, squeeze the auger clutch grip against the lefthandle. Release to stop the augers (traction driveclutch grip must also be released).

The auger drive clutch can also be locked so you canturn the chute crank without interrupting the snowthrowing process. Refer to "Traction Drive/AugerClutch Lock" in the Control section.

9

TIRECHAINS(OptionalEquipment)Tire chains should be used whenever extra t'action isneeded.

OPERATINGTIPSNOTE: Allow the engine to warm up for a fev, minutesas the engine will not develop full pow6r until itreaches operating temperature.

_ WARNING: Temperature of muf:ler andsurrounding areas may exceecl 150°1=.Avoid these areas.

1. For most efficient snow removal, rem<_ve snowimmediately after it falls.

2. Discharge snow downwind whenever possible.Slightly overlap each previous swath.

3. Set the skid shoes 1/4" below the scrap,=r bar fornormal usage. The skid shoes may be adjustedupward for hard-packed snow. If you (hoose touse this snow thrower on gravel or crus ned rock,adjust the skid shoes downward and us e cautionto avoid picking up gravel or rock with 1he shaveplate or augers.

4. Be certain to follow the precautions lised under"To Stop Engine" on page 9 to preven possiblefreeze-up.

5. Clean the snow thrower thoroughly after eachuse.

ADJUSTMENTS

_1) WARNING: NEVER attempt to cle an chuteor make any adjustments while, mgine isrunning.

CHUTEASSEMBLYADJUSTMENTThe distance snow is thrown can be acjusted byadjusting the angle of the chute assembly. TPe sharperthe angle, the shorter the distance snow s thrown.See figure 13.

To adjust chute assembly, loosen the hand _nob. Pivotthe top of the chute assembly to position1 desired.Retighten the hand knob.

FIGURE 13.

HandKnob

SKIDSHOEADJUSTMENTThe space between the shave plate and the groundcan be adjusted. Refer to page 7 of the AssemblyInstructions.

TRACTION DRIVE CLUTCH ADJUSTMENTRefer to the Final Adjustment section of the AssemblyInstructions to adjust the traction drive clutch. If youare uncertain that you have reached the correctadjustment, the adjustment can be physically checkedas follows.

With the snow thrower tipped forward (be certain todrain the gasoline or place plastic film under the gascap if the snow thrower has already been operated),remove the frame cover underneath the snow throwerby removing six self-tapping screws.

With the traction drive clutch released, there must beclearance between the friction wheel and the driveplate in all positions of the shift lever. With the tractiondrive clutched engaged, the friction wheel must con-tact the drive plate. See figure 14.

If adjustment is necessary, loosen the jam nut on thetraction drive cable and thread the cable in or out as

necessary. Tighten the jam nut to secure the cablewhen correct adjustment is reached. Reassemble theframe cover.

NOTE: If you placed plastic under the gas cap, be cer-tain to remove it.

.r,c.,onIj_II ._ Wheel

ve____ '-_

,r'tet

FIGURE 14.

m

B

AUGER CLUTCH ADJUSTMENTTo adjust the auger clutch, refer to Final Adjustmentsection of Assembly Instructions.

SHIFT ROD ADJUSTMENTTo adjust the shift rod, separate the shift rod and fer-rule from the shift lever by removing the hairpin clipand flat washer from the ferrule underneath the handle

panel. Refer to figure 7. Adjust as specified in theAssembly Instructions.

10

CARBURETORADJUSTMENT

_ WARNING: If any adjustments are made tothe engine while the engine is running(e.g. carburetor), keep clear of all movingparts. Be careful of heated surfaces andmuffler.

Minor carburetor adjustment may be required to com-pensate for differences in fuel, temperature, altitudeand load.

Refer to the separate engine manual packed with yourunit for carburetor adjustment information.

DRIVE WHEELSThe wheels may be adjusted for two different methodsof operation. The adjustment is made by placing theklick pins in one of two different holes on the right sideof the unit. See figure 15.

1. One Wheel DrivingmPlace klick pin in the out-side axle hole on the right side. This position givespower drive to the left wheel only, making the uniteasier to maneuver.

, Both Wheels Driving--Place klick pin in the holein the hub next to the rim on the right side. Thisposition is good for heavy snow as there is powerdrive in both wheels.

WHEELS

Oil or spray lubricant into wheel bearings at least oncea season. Remove wheels, clean and coat axles with amulti-purpose automotive grease. See figure 16.

Oil Bearingsor Spray Lubricant

FIGURE 16.

CHUTE CRANK

The gear on the end of the chute crank should begreased with multi-purpose automotive grease once aseason.

AUGER SHAFT

At least once a season, remove shear bolts on augershaft. Oil or spray lubricant inside shaft. See figure 17.Also lubricate the auger bearings at least once aseason.

Outside Holein Axle

FIGURE 15.

LUBRICATION

_b) WARNING: Disconnect the spark plugwire and ground against the enginebefore performing any lubrication ormaintenance.

ENGINERefer to engine manual for all engine lubricationinstructions.

_ WARNING: When following instructions inseparate engine manual for draining oil,be sure to protect frame to avoid oildripping onto transmission parts.

Shear Bolts

FIGURE 17.Bearings

GEARSHAFT

Lubricate the gear shaft with "Slick 50 Grease" at leastonce a season or after every 25 hours of operation(available at automotive stores, or order part number737-0290). Refer to figure 14.

IMPORTANT: Keep all grease and oil off of therubber friction wheel and aluminum drive plate.

11

DRIVEANDSHIFTINGMECHANISMAt least once a season or after every 25 h(urs ofoperation, remove rear cover. Lubricate any gears,bearings, shafts, and shifting mechanism at lea.,_toncea season. Use engine oil or a spray lubricant. Avoidgetting oil on rubber friction wheel and aluurdnumdrive plate. Refer to figure 14.

TRACTIONDRIVE/AUGERCLUTCHLOCKThe cams on the ends of the control rods whicll inter-lock the traction drive and auger drive clutche _ mustbe lubricated at least once a season or every lwenty-five hours of operation, The cams can be acq'essedbeneath the handle panel. Use a multi-purposq; auto-motive grease,

GEAR CASEThe gear case is lubricated with grease at the Factoryand does not require checking. If disassembled Foranyreason, lubricate with 2 ounces of Shell _klvaniagrease EPR00, part number 737-0168. Beforereassembling, remove old sealant and apply 'Loctite5699" or equivalent.

IMPORTANT: Do not overfill the gear _=ase.Damage to the seals could result. Be sur,,_thevent plug is free of grease in order to r_lievepressure.

To remove shave plate, remove the carriage bolts,belleville washers and hex nuts which attach it to thesnow thrower housing. Reassemble new shave plate,making sure heads of the carriage bolts are to theinside of the housing. Tighten securely.

ENGINERefer to separate engine manual for all engine mainte-nance procedures.

BELTREMOVAL AND REPLACEMENT

,_WARNING: Disconnect the sparkwire from the spark plug and ground.plug

AUGER BELTS

NOTE: It is necessary to remove both belts in order tochange either one. If changing just one belt, be certainto check the condition of the other belt (model 610Ehas only one auger belt).

1. Remove the plastic belt cover on the front of theengine by removing the two self-tapping screws.See figure 18.

MAINTENANCE

AUGERSThe augers are secured to the spiral shaft with twoshear bolts and hex lock nuts. See figure 17. If you hita foreign object or ice jam, the snow thrcwer isdesigned so that the hex bolts will shear.

If the augers will not turn, check to see if the bol :s havesheared. Two replacement shear bolts and h ,_x locknuts have been provided with the snow throw er. Forfuture use, order part number 710-0890 (shear bolt5/16-18 x 1.5" long) and 712-0429 (hex insert I)ck nut5/16-18 thread).

SHAVE PLATEAND SKID SHOESThe shave plate and skid shoes on the botton_ of thesnow thrower are subject to wear. They she uld bechecked periodically and replaced when neces:;ary.To remove skid shoes, remove the four carriag .=bolts,belleville washers and hex nuts which attach Inem tothe snow thrower. Reassemble new skid sho ,_swiththe four carriage bolts, belleville washers (cupp.=d sidegoes against skid shoes) and hex nuts. Make certainthe skid shoes are adjusted to be level.

12

Belt Self-TappingCover Screws

FIGURE 18.

2. Drain the gasoline from the snow thrower, or placea piece of plastic under the gas cap.

3. Tip the snow thrower up and forward so that itrests on the housing.

4. Remove six self-tapping screws from the framecover underneath the snow thrower.

5. Roll the front and rear auger belts off the enginepulley. See figure 19.

RearAuger

DriveBelt

Englnelulley

FrontAugerBelt

FrictionWheel

EnginePulley

Pulley IdlerPulley

FIGURE 19.

SupportBracket

RearAugerBelt

Frame

6. Unhook the idler spring from the hex bolt on theauger housing. See figure 20.

7. Back out the stop bolt to allow the belts to slipbetween the bolt and auger pulley. See figure 21.

NOTE: It may be necessary to loosen the six hex nutsthat fasten the frame to the auger housing to aid in beltremovaL

8. Lift the rear auger belt from the auger pulley, andslip belt between the support bracket and theauger pulley. See figure 20. Repeat this step forfront auger belt (except model 610E).

9. Replace both auger drive belts by followinginstructions in reverse order.

DRIVE BELT

1. Follow steps 1 through 4 of previous instructions.

2. Pull idler pulley up, and lift belt off engine pulleyand friction wheel disc. See figure 19.

3. Back out the stop bolt until the support bracketrests on the auger pulley. See figure 21.

4. Slip belt between friction wheel and friction wheeldisc. See figure 21. Remove and replace belt.Reassemble following the instructions in reverseorder.

NOTE: The support bracket must rest on the stop boltafter the new belt has been assembled. See figure 21.

AugerPulley

Pulley

FIGURE 20.

IdlerSpring Auger

HouslngBracketSpring

FrictionWheel

i D Bolt

FIGURE 21.

\

CHANGINGTHEFRICTIONWHEELRUBBERThe rubber on the friction wheel is subject to wear andshould be checked after 25 hours of operation, andperiodically thereafter. Replace the friction wheelrubber if any signs of wear or cracking are found.

1. Drain the gasoline from the snow thrower, or placea piece of plastic under the gas cap.

2. Tip the snow thrower up and forward, so that itrests on the housing.

13

3. Removesix self-tappingscrewsfromthe framecoverunderneaththesnowthrower.

4. Removethe klickpinswhichsecurethev'heels,andremovethewheelsfromtheaxle.

5. Usinga 7/8"wrenchto holdtheshaft,Ioos,,=n,butdo not completelyremove,the hexnutal_dbellwasheron the left endof gearshaft.Seefigure22.

6. LightlytapthehexnuttodislodgetheballLearingfrom the right side of frame. Remove the tex nutand bell washer from left end of shaft.

7. Slide the gear shaft to the right and slide t_e fric-tion wheel assembly from the shaft.

8. Remove the six screws from the friction wheelassembly (three from each side). Remove t 7e fric-tion wheel rubber from between the frictior wheel

plate.

9. Reassemble new friction wheel rubber to thefriction wheel assembly, tightening the six _crewsin rotation and with equal force.

10. Position the friction wheel assembly up o,_to thepin of the shift rod assembly, and slide th,_ shaftthrough the assembly. Reassemble in _everseorder.

FIGURE 22.

If unit is to be stored over 30 days, prepare for storageas follows:

1. Remove all gasoline from carburetor and fuel tankto prevent gum deposits from forming on theseparts and causing possible malfunction of engine.

a. Run engine until fuel tank is empty and enginestops due to lack of fuel.

b. Drain carburetor by pressing upward on bowldrain, located below the carburetor cover.

& WARNING: Drain fuel into approved con-tainer outdoors, away from open flame.Be certain engine is cool. Do not smoke.Fuel left in engine during warm weatherdeteriorates and will cause serious start-

ing problems.

NOTE: Fuel stabilizer (such as STA-BIL) is an accept-able alternative in minimizing the formation of fuelgum deposits during storage. Add stabilizer togasoline in fuel tank or storage container. Alwaysfollow mix ratio found on stabilizer container. Run

engine at least 10 minutes after adding stabilizer toallow it to reach carburetor. Do not drain carburetor if

using fuel stabilizer.2. Remove spark plug and pour one (1) ounce of

engine oil through spark plug hole into cylinder.Crank engine several times to distribute oil.Replace spark plug.

3. Remove all dirt from exterior of engine and equip-ment.

4. Follow lubrication recommendations on page 11.

NOTE: When storing any type of power equipment inan unventilated or metal storage shed, care should betaken to rust proof the equipment. Using a light off orsilicone, coat the equipment, especially any chains,springs, bearings and cables.

OFF-SEASON STORA(;E

& WARNING: Never store engine with fuel intank indoors or in poorly ventilate(J areas,where fuel fumes may reach ar openflame, spark or pilot light as on a fl Jrnace,water heater, clothes dryer or otl'er gasappliance.

14

TROUBLE SHOOTING GUIDE

Trouble

Engine fails to start

Engine runs erratic

Loss of power

Engine overheats

Excessive vibration

Hard to shift, or willnot shift

Unit fails to propel itself

Unit fails to dischargesnow

Possible Cause(s)

1. Fuel tank empty, or stale fuel.2. Fuel shut-off valve closed.3. Key not in switch on engine.4. Spark plug wire disconnected.5. Blocked fuel line.6. Faulty spark plug.

1. Unit running on CHOKE.2. Blocked fuel line or stale fuel.

3. Water or dirt in fuel system.

4. Carburetor out of adjustment.

1. Spark plug wire loose.

2. Gas cap vent hole plugged.

1. Engine oil level low.2. Carburetor not adjusted properly.

Loose parts or damaged impeller.

Shift rod misadjusted.

1. Incorrect adjustment of drive clutch.

2. Drive belt loose or damaged.

1. Auger shear bolt broken.

2. Discharge chute clogged.

3. Foreign object lodged in auger.

4. Incorrect adjustment of auger driveclutch.

5. Auger drive belt loose or damaged.

Corrective Action

1. Fill tank with clean, fresh gasoline.2. Open shut-off valve.3. Insert key.4. Connect wire to spark plug.5. Clean fuel line.6. Clean, adjust gap or replace.

1. Turn choke knob to OFF position.2. Clean fuel line; fill tank with clean

fresh gasoline.3. Use carburetor bowl drain to drain

fuel tank. Refill with fresh fuel.4. Adjust carburetor. See separate

engine manual.

1. Connect and tighten spark plugwire.

2. Remove ice and snow from cap.Be certain vent hole is clear.

1. Fill crankcase with proper oil.2. Adjust carburetor. See separate

engine manual.

Stop engine immediately anddisconnect spark plug wire. Tightenall bolts and nuts. Make allnecessary repairs. If vibrationcontinues, have unit serviced byauthorized service dealer.

Readjust shift rod. See Adjustmentsection of this manual.

1. Adjust drive clutch. Refer toAdjustment section.

2. Replace drive belt. Refer toMaintenance section.

1. Replace auger shear bolt. Refer toMaintenance section.

2. Stop engine immediately anddisconnect spark plug wire. Cleandischarge chute and inside of augerhousing.

3. Stop engine immediately anddisconnect spark plug wire.Remove object from auger.

4. Adjust auger clutch. Refer toAdjustment section.

5. Replace auger drive belt. Refer toMaintenance section.

NOTE: For repairs beyond the minor adjustments listed above, please contact your nearest authorized servicedealer.

15

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800-80017310

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lhe only way to ensure the performance of yourproduct is to use original equipment parts and

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