unidad 5 - plano hidráulico

8/12/2019 Unidad 5 - Plano Hidrulico

1/16

INTERACTIVE SCHEMATIC

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Cover Page

Tables

Schematic

Machine Views

Component

Connector

Chassis View

Cab View

Engine View

Features

Options

Bookmarks X

EC-C3

EC-C2 E-C60

EC-C1

E-C61

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2/16

SCHEMATIC SYMBOLS AND DEFINITIONS

Spring

Control

Valves

Restriction Line Restriction

(Fixed)

2-Section

Pump

MAIN AUX.

Spring

(Adjustable)

Variability

Line Restriction

(Variable)

Pressure

Compensation

Pump: Variable and

Pressure Compensated

Hydraulic Pneumatic

Energy Triangles

Fluid

Conditioner

Attachment

Pump

or Motor

BASIC HYDRAULIC

COMPONENT SYMBOLS

Line Restriction

Variable and Pressure

Compensated

Pressure Temperature Flow

MEASUREMENT

Unidirectional Bidirectional

ROTATING SHAFTS

One Position Two Position Three Position

Two-way Three-Way Four-Way

ENVELOPES

PORTS

CONTROL

Basic

SymbolSpring

Loaded

Normal Position

A B

P T

A B

P T

Shifted Position Infinite Position

Shuttle Pilot

Controlled

VALVES

CHECK

Solenoid

or Manual

Solenoid

and Pilot

Solenoid and

Pilot or ManualSolenoid Servo Thermal Detent

COMBINATION CONTROLS

External Return Internal Return

Simplified CompleteInternal

Supply Pressure

RELEASED PRESSURE

REMOTE SUPPLY PRESSURE

PILOT CONTROL

Spring Loaded Gas Charged

ACCUMULATORS

Crossing Joining

LINES

Double ActingSingle Acting

CYLINDERSUnidirectional

Bidirectional

FIXED DISPLACEMENT

VARIABLE DISPLACEMENT

NON- COMPENSATED

PUMPS

Unidirectional

Bidirectional

Unidirectional

Bidirectional

FIXED DISPLACEMENT

VARIABLE DISPLACEMENT

NON- COMPENSATED

MOTORS

Unidirectional

Bidirectional

Two

Position

Infinite

Positioning

FLOW IN ONE

DIRECTION

FLOW ALLOWED IN

EITHER DIRECTION

Three

Position

CROSS

FLOW

PARALLEL

FLOW

INTERNAL PASSAGEWAYS


3/16

KENR8398-06June 2013

793F and 793F WTR OEM

Hydraulic System

793F:SND1-UP

SSP1-UP

793F WTR OEM:SXP1-UP

Off-Highway Truck


4/16

COMPONENT TABLE

Description

Part

Number

Machine

Location

Schematic

Location

Accumulator Gp - Brake (ACC1) 291-1546 1 I-5

Accumulator Gp - Brake (ACC2) 291-1546 2 I-14

Accumulator Gp - Steering 308-2856 3 F-11

Breather 157-7911 4 D-7

Connector - Orifice 311-6676 6 G-4, G-5

Cylinder Gp - Telescoping, Hoist 295-5708 7 H-13

Filter - Oil, Adv Eff., Breather 4T-6788 8 D-5

Filter Gp - Case Drain 290-2569 9 D-7

Filter Gp - Fan / Steering Return 339-9706 10 A-5

Filter Gp - Oil, Brake 290-2567 11 F-5

Filter Gp - Oil, Hoist / Brk Cooling 339-9702 12 I-9

Fitting - Orifice 8X-7851 13 G-4

Fitting - Orifice 8X-7851 14 F-8

Fitting - Orifice 8X-7851 15 E-11

Motor Gp - Fan 240-7790 16 E-9

Pump / Motor Gp - Brake Release 5T-1060 17 I-8

Pump Gp - Fan / Steering 291-7263 18 B-9

Pump Gp - Hoist / Brake 310-4846 19 F-6

Pump Gp - Metering (HMU) 9T-1318 20 C-2

Screen - Pmp Brng Flushing Return 247-8298 21 C-7

Screen Gp - Hoist Lines 6E-5472 22 H-10

Slack Adjustor Gp - Front 205-0560 23 G-2

Slack Adjustor Gp - Rear 205-0560 24 G-14

Valve Gp - Check 332-7350 25 C-7

Valve Gp - Check 6E-4701 26 I-5

Valve Gp - Check, Brk Rel Pump 123-4750 27 I-8

Valve Gp - Check, Brk Rel, El Pump 123-4750 28 I-14

Valve Gp - Cntrl, Hoist / Brk Cooling 356-5705 29 I-12

Valve Gp - Makeup 183-7170 30 E-9

Valve Gp - Sol / Mnfld 198-6577 31 F-8

Valve Gp - Sol / Rlf, Str Acc. 272-9849 32 E-11

Valve Gp - Steering 9T-8931 33 F-3

Control Gp - Foot Brake 315-5037 34 I-13

Cylinder Gp - Steering 9T-8912 35 F-3

Filter Gp - Oil, RAX 333-6434 36 G-13

Manifold Gp - Control, RAX 299-3258 37 F-12

Motor Gp - Brake Cooling 198-6041 38 C-4

Motor Gp - RAX 202-9940 39 D-12

Pump Gp - Brake Cooling 197-8885 40 C-5

Pump Gp - RAX 341-4837 41 D-12

Screen As - Hydr. Oil Cooler 149-2754 42 I-9

Tank Gp - Hydraulic 288-5701 43 B-5

Valve / Mtg Gp - Cntrl, Brks, Std Whl 371-4190 44 H-4

Valve / Mtg Gp - Cntrl, Brks, XL Whl 371-4191 45 H-3

Valve Gp - Relief, Brake Oil Cooler 6E-5855 46 D-5

Valve Gp - Traction Control 222-4744 47 I-7

Accumulator Gp - Steering (PED) 348-9270 48 F-11

Cooler Gp - RAX Oil Cooler 320-8196 49

Motor Gp - RAX Oil Cooler Fan 307-1504 50

Plug As - Rear Axle Cooler 242-7114 51 D-8

Valve Gp - Press. Rdc, Rad Fan Cntrl 389-1181 52 D-9

Core As - Oil Cooler, Brake 290-2729 53 J-8

Core As - Oil Cooler, Brake 336-9641 54 J-9

Core Gp - Oil Cooler, Steering 199-6683 55 A-8

Sensor Gp - Press., Brake Pump 221-3405 56 I-5

Sensor Gp - Press., Brk Acc. (ACC1) 221-3405 57 I-5

Sensor Gp - Press., Brk Acc. (ACC2) 221-3405 58 I-13

Sensor Gp - Press., Differential Oil 221-3415 59 F-12

Sensor Gp - Press., Rr Brk Oil, LH 221-3410 60 I-7

Sensor Gp - Press., Rr Brk Oil, RH 221-3410 61 E-9

Orifice

Orifice

219-8800

219-8800

69

70

I-5

I-4

Mechanical Drive (Hydraulic Arrangement 278-8418)

Attachments

Misc. Ref.

Component Locations

Description

Part

Number

Machine

Location

Schematic

Location

Component Locations

G-11

G-11


5/16

TAP TABLE

DescriptionTap

Number

Schematic

Location

Brake Pump Filter Outlet Pressure R F-5

Brake Pump Pressure N F-6Case Drain Return Filter Pressure P2 C-7

Front Slack Adjuster Pressure I1 G-1

Front, Left Parking Brake Release Press. J1 J-1

Front, Right Parking Brake Release Press. J2 D-1

Hoist Control Pilot Pressure L1 H-11

Hoist Control Pilot Pressure L2 G-11

Hoist Pump 1 Pressure M1 F-6

Hoist Pump 2 Pressure M2 F-6

Left, Front Wheel, Brake Cooling Input Press. K1 J-2

Left, Front Wheel, Brake Cooling Output Press. K2 I-1

Left, Rear Wheel, Brake Cooling Input Press. K5 J-13

Tap Locations

Pressure, Sampling and Sensor


6/16

K

ENR8398-06

36Page,(Dimensions:48inchesx35inches)

Componentsareshowni nstalledona fully operablemachinewith thekey andengineoff, transmissionshifter

inneutraland withparkingbrake set.

Refertothe appropriateServiceManual forTroubleshooting, Specifications andSystems Operations.

SCHEMATICPART NUMBER: 278-8439, CHANGE: 01, VERSION: -

MEDIA NUMBER: KENR8398-06

793F AND793F WTROEM OFF-HIGHWAY TRUCKHYDRAULICSYSTEMSCHEMATIC

A

B

C

D

E

F

1234567891011121314

G

H

I

J

1234567891011121314

A

B

C

D

E

F

G

H

I

J

LINE PATTERNS

Drain/ ReturnLines

Component Group

AirLine

Pilot / LoadSensingPressure

PressureLine

CALLOUTS

Taps (Pressure, Sampling, Sensor-by letter)YY

(52)VALVE GP- CONTROL

138-1234

Callout Number(MachineLocationfrom

Component LocationsTable)

Component

Name

Part Number

HYDRAULICCIRCUIT COLORDESCRIPTIONS

BRAKE RELEASE PUMP ANDCIRCUIT

DRAIN/ BRAKE COOLING

HOIST PUMP ANDCIRCUIT

STEERING CIRCUIT

SUPPLY LINE

FANPUMP ANDCIRCUIT

BRAKE PUMP ANDCIRCUIT

SUPPLY PUMP ANDCIRCUIT

PARKING BRAKE CIRCUIT

REARAXLE LUBE PUMP ANDCIRCUIT

DRAIN/ RETURNLINE

HIGHPRESS.

RLF

LOW PRESS.

RLF

DUALSTAGE

SIGNALSPOOL

SIGNALORIFICE #2

SIGNALORIFICE #1

ORIFICE

COUNTERBALANCEVALVE CARTRIDGE

RODENDVENTSLOTACROSS

STEM

SOS

LEFT REAR

RIGHT REAR

LEFT FRONT

RIGHT FRONT

MAINRELIEFDUMPSPOOL

AP

B

SW

M1U B

REARAXLE BANJO HOUSING SUMPSEE POWERTRAINSCHEMATIC

FINAL

DRIVEDIFFERENTIAL

HP

P

LS HT

T

EF

RL

CRCL

BRAKE SYSTEM, STEER AND FAN, HOIST AND BRAKE COOLING, MECHANICAL DRIVE: RM757 and RM952

M

TO

FAN/ STEERING

PUMP

ACC2

BCD

HOIST

TCS

PS2

ACC1

PS1

RAX

T2

TANK

PB

PS5 R SUPPLY PS4 F

FSB

T1

TSB

PS3

P

T

A

SV3

FL1PR1

SQ1

RV1

LE1

SV2

OR1

CV1 CV2

PD1

0R5 0R6

HF1 SV1

0 R2 0 R9

0R3 0R7

PD2

SH1

HF2 PD3

PLUG1

HF3

SH2

0R4 0R8

MECHANICAL

PUMPDRIVE

T 1 T 2 R G2 Ma Mb B G1 R T 2 T 1

Qmin Qmax

M1 S M1

Qmax Qmin

A U2SL

L1U1

TO

MECHANICAL

DRIVE

RAISE HO L D SNUB F L O AT L O WERSpoolsections by color=

K2

B

I2

K6

J3

K8 J4

K7

K5

P2

H

F

K4

K3

I1

K1

Q

P1

S1

S2

P3

D

R

J2

J1

G

E

A

L2

L1

N M1 M2

C

(1)ACCUMULATORGPBRAKE (ACC1)

291-1546(2)ACCUMULATORGPBRAKE (ACC2)291-1546

(4)BREATHER157-7911

(7)CYLINDERGPTELESCOPING

HOIST: 295-5708

(8)FILTEROILBREATHER: 4T-6788

(9)FILTERCASE DRAIN

290-2569

(10)FILTERGPFAN/ STEERRETURN339-9706

(11)FILTERGPOILBRAKE290-2567

(12)FILTERGP- OILHOIST/ BRK COOLING

339-9702

(13)FITTING ORIFICEA.C. ONLY: 8X-7851

(16)MOTORGPFAN: 240-7790

(17)PUMP/ MOTORGPBRAKE RELEASE5T-1060

(18)PUMPGPFAN/ STEERING

291-7263

(19)PUMPGPHOIST/ BRAKE310-4846

(20)PUMPGPMETERING (HMU)

9T-1318

(21)SCREEN-PUMPBEARINGFLUSHING RET.:247-8298

(22)SCREENGPHOISTLINES6E-5472

(23)SLACK ADJ GPFRONT: 205-0560

(24)SLACK ADJ GPREAR: 205-0560

(25)VALVE GPCHECK: 332-7350

(26)VALVE GPCHECK: 6E-4701

(27)VALVE GPCHECK BRK REL

ELPUMP: 123-4750

(28)VALVE GP-CHECKBRK REL: 123-4750

(29)VALVE GP-CONTROLHOIST/ BRK COOLING:

247-1437

(30)VALVE GPMAKEUP: 183-7170

(31)VALVE GPSOL/ MNFLD198-6577

(32)VALVE GP-SOL/ RLFSTRACC.: 272-9849

(33)VALVE GPSTEERING9T-8931

(6)CONNECTORORIFICE: 311-6676

(34)CONTROLGPFOOTBRAKE315-5037

(35)CYLINDERGP-STEERING9T-8912, 205-0560

(36)FILTERGPOIL, RAX: 333-6434

(37)MANIFOLDGPCONTROLRAX:299-3258

(38)MOTORGP-

BRAKE COOLING198-6041

(39)MOTORGP-RAX: 202-9940

(40)PUMPGPBRAKE COOLING

197-8885

(41)PUMPGP-RAX: 214-1555

(42)SCREENASHYDR. OILCOOLER149-2754(ExtraRetardingOnly)

(43)TANK GPHYDRAULIC

288-5701

(44)VALVE / MTG GP- CONTROLBRAKES(STDWHL): 285-5630(45)VALVE / MTG GP- CONTROLBRAKES(XLWHL)NOTSHOWN: 283-9559

(46)VALVE GPRELIEF BRAKE

OILCOOLER6E-5855

(47)VALVE GPTRACTIONCONTROL

222-4744

ACCUMULATORGPSTEERING (PED)

(48)308-3556, (3)308-2856(51)PLUG AS

REARAXLE CLR242-7114

(52)VALVE GP-PRESS RDC. RAD.FANCNTRL: 226-0835

(53)CORE AS -OILCOOLERBRAKE: 290-2729(ExtraRetardingOnly)

(54)CORE AS -OILCOOLER

BRAKE: 336-9641

(55)CORE GP-OILCOOLERSTEERING: 199-6683

(56)SENSORGPPRESS. BRAKE PUMP221-3405

(57)SENSORGP-PRESS. BRK (Acc1)

221-3405(69)ADAPTER319-8800

(58)SENSORGPPRESS. BRK (ACC2)221-3405

(59)SENSORGPPRESS. DIFF. OIL221-3415

(60)SENSORGPPRESS. RRBRK OIL, LH221-3410

(65)SENSORGPPRESS. RRBRK OIL, RH

221-3410

(62)SENSORGPPRESS. STEERACC.

221-3405

(63)SENSORGPPRESS. STEERACC.221-3405

(64)SENSORGP-SPEEDCOOLING PUMPDRI VE186-0131

(61)SENSORGPSPEED, FAN: 186-0131

(68)SWITCHAS -PRESS.SERV. BRK (REAR)

A.C. ONLY: 128-5091

(67)SWITCHAS -PRESS.SERV. BRK (FRNT)128-5091

(14)FITTINGORIFICE 8X-7851

(15)FITTINGORIFICE: 8X-7851

(50)MOTORGPRAX OILCLRFAN

307-1504

(49)COOLERGP-RAX OILCLR

320-8196

(6)CONNECTORORIFICE: 311-6676(13)FITTING ORIFICE

A.C. ONLY: 8X-7851

(70)ADAPTER319-8800


7/16

TRACTION CONTROL

Left Side, Center of Chassis, Inside of Frame

S2

S1

67

61

60

47

VIEW ALL CALLOUTS


8/16

STEERING CONTROL

35

35

31

20

14

VIEW ALL CALLOUTS


9/16

SERVICE AND PARKING BRAKES

J2J1

I1

34

23

21

VIEW ALL CALLOUTS


10/16

PUMPS AND DRIVE

Brake

Pump

FanPump

SteeringPump

Hoist

Pump

Pump

DriveP3

M2 M1

19

18 N

VIEW ALL CALLOUTS


11/16

HYDRAULIC OIL TANK

8

4

VIEW ALL CALLOUTS


12/16

HOIST CONTROL

L2

L1

29

22

VIEW ALL CALLOUTS


13/16

FAN CIRCUIT

55

10

VIEW ALL CALLOUTS


14/16

BRAKE COOLING

K4

K3K2

K1

54

53

46

VIEW ALL CALLOUTS


15/16

BRAKE CONTROL

69 57 5645 44

28

26

H

G

6

2

1

VIEW ALL CALLOUTS


16/16

RAX OIL COOLER

63

59

51

50 49

4139 3736

31 Q

D

VIEW ALL CALLOUTS

unidad 5 - plano hidráulico

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