UENR3670UENR3670_P

I

J

1314

(8) VA

111213

(8) VALVE GP

67

(8) VALVE GP

(15) VA238-275

(16) MAIMPLEM213 432

(15) VARIPPER215-561

345

(37) VALVE GP(DUAL TILT)

217-4326

TR

(23) VALVE GP

(15) VALVE GP (DOZER LIFT/TILT)238-2753

16) MANIFOLD GPMPLEMENT VALVE INLET

213 4325

15) VALVE GP (DOZER LIFT/TILT, RIPPER LIFT/TIP)215-5615

12

I

J

DT DRAIN

DT SUPPLY

DUAL TILT CYL OPTION

TR TL

(38) CYLINDER GP(DUAL TILT)347-3272

F

G

H

I

G

X

(18) VALVE GPCONTROL

(DOZER TILT)362-3309

(45) MANFOLD GPHYDRAULIC (WINCH)

191-1443

(44) VALCON

(W36

(46) WINCH AR.PACCAR

WINCH UNIT216-9006

WI W

X

DCP

T

(8) VAINLINE R

233

(16) MANIFOLD GPIMPLEMENT VALVE INLET

213-4325(43) VALVE GP

TEST (DOZER LIFT/TILT,WINCH)

215-6822


(DOZER LIFT)362-3308

VE GPTROL

R TILT)2-3309

(14) FILTER GPHYDRAULIC(PILOT SYSTEM)

44) VALVE GPCONTROL

(WINCH)362-3311

D

D

WI

P

T

DL

DR

TR

TL

TP

LS

LS

PORT A

PORT B

PBYRETURN

WINCH

DOZER TILT

DOZER RAISE

(8) VALVE GPINLINE RESOLVER

233-6942

(8) VALVE GPLINE RESOLVER

233-6942

(21) COVER211-1751

HPAB

HPTR

HPDL

HA

HB

HB

HA

HPDL

HPTR

HPWI

HPWO

HPTL

HPDR

DOZER RAISE

DOZER TILT

TP

LS

DL

DR

TR

TL

AUX1

(8) VALVE GPINLINE RESOLVER

233-6942

(53) VALVE GPTEST (5 SECTION

VALVE STACK)238-2755

(16) MANIFOLD GPIMPLEMENT VALVE INLET

213-4325


(DOZER LIFT)362-3308



(54) VALVE GPCONTROL(AUX. VALVESECTION)362-3312


(RIPPER LIFT)362-3310


(RIPPER TIP)362-3310

(27) CYLINDER GP

(53) VALVE GPTEST (5 SECTION VALVE STACK)238-2755(16) MANIFOLD GPIMPLEMENT VALVE INLET213-4325

HPRI

HPRR

HPTR

HPDL

HA

HB

HPDR

HPTL

HPAA

HPAC

PLS

D

DOZER LIFT

DOZER TILT

DOZER RAISE

DOZER TILT

TP

LS

DL

DR

TR

TL

RIPPER LIFT

RIPPER TIP(12) MANIFOLD GPCONTROL ( PILOT

(13) ACCUMULATOR GP200-0750

(8) VALVE GPIN-LINE RESOLVER233-6942

(16) MAIMPLEM213-432

W

(21) COVER211-1751

HPS

HPAP

HPTR

HPDL

HA

HB



HPDR

HPTL

HPRL

HPRO

T

D

AN

SINGLE TILT CYLINDER

DL

DR

TR

TL

PILOT DRAIN

TR

(25) CYLINDER GPTILT347-3272

GPOT

(14) FILTER GPPILOT126-1813

(17) VALVE GPCONTROL(DOZER LIFT)362-3308

(23) VALVE GP(DOZER QUICK DROP)234-3042

(4) MOTOR GPSTEERING252-5127

(51) SENSOR GPPRESSURE (FAN PUMP)

237-0957

(1) PUMP GP (STEERING, CHARGE AND FAN DRIVE): 212-0271

(2) PUMP GP (STEERING): 205-1823(42) PUMP GP (PISTON): 319-3593

(47) SENSOR GPPRESSURE (IMPLEMENTPUMP)237-0957

16) MANIFOLD GPMPLEMENT VALVE INLET

213-4325

B

A

W

(24) CYLINDER GPLIFT250-5861222-1222

HD

HPDR

HPTL

HPS

F

G

H

IDUAL TILT CYL OPTION

ANGLE BLADE TILT CYL OPTION

(P)

TR TL

TR TL

(35) VALVE GPCHECK4E-1437

GPP)57

(5) MOTOR GP FAN (WITH ANTICAV VALVE)

205-1821(41) MOTOR GP

FAN (WITHOUT ANTICAV VALVE)205-1820

DT DRAIN(C3)

(3) PUMP GP

(39) CYLINDER GP(DUAL TILT)6E-0397

HFPD

C

D

E

P

WINCH COMP

WO

(47) SENPRES

(IMPLEPU

237-

(12) MANIFOLD GPCONTROL (PILOTPRESSURE REDUCING)301-2269

D

(14) FILTER GPHYDRAULIC(PILOT SYSTEM)126-1813

COMPONENTS

AUXILIAR

WO

TO WINCH TANK

PILOT DRAINPORT C

PORT D

PORT E

PORT F

RETURN

(21) COVER211-1751


(47) SENSOR GPPRESSURE

(IMPLEMENTPUMP)

237-0957


7) SENSOR GPPRESSURE

(IMPLEMENTPUMP)

237-0957

HPAP

HPAF

HPAD

HPAP HPS

D

LIARY COMPONENTS

RIPPER C

RA

ISE

LOW

ER

TIP

INTI

P O

UT

PRESSURESUPPLIED BYTRANSMISSION

AUX2

AUX3

PILOT DRAIN

PBYRETURN

362-3310

(12) MANIFOLD GPCONTROL (PILOT PRESSUREREDUCING)301-2269


(13) 200-

(27) CYLINDER GPRIPPER LIFT

155-3653

(28) CYLINDER GPRIPPER TIP

(RIGHT)165-0102

(29) CYLINDER GPRIPPER TIP

(LEFT)155-3652

P

H

HPRI

HPS

HPAC

HPAE

W

DPILOT DRAIN

BREATHER FILTER

VACUUM RELIEF

AIR RELIEF

TO WINCH TANK

ER COMPONENTS

PTO (T)

SSUREPLIED BYNSMISSION

RIPPER TIP

(33) VALVE GPPRESSURE AND VACUUM RELIEF

116-2810

(12) MANIFOLD GPCONTROL ( PILOTPRESSURE REDUCING301-2269


(22) MANIFOLD GTANK RETUR

247-778

(52 ) SENSOR GSPEED (STEERING MOTOR

204-620

(47) SENSOR GPPRESSURE (IMPLEMENTPUMP)237-0957



(12) MANIFOLD GPCONTROL (PILOTPRESSURE REDUCING)301-2269

(21) COVER: 211-1751(26) MANIFOLD GPRIPPER CYLINDER(SUPPLY AND RETURN)211-9491

HPS

HPAP

HYDRAULIC CIRCUIT COLOR DESCRIPTIONS

DRIVESHAFTTO PTO PUMP

NK

DT SUPPLY

SOSF

X2

GPOTDUCING)

FOLD GPRETURN247-7788

SOR GPMOTOR)04-6204

(11) MANIFOLD GPSUCTION GALLERY

209-1392

(32) TANK GPOIL FILTER358-7076

(6) FILTER GPSTEERING PUMP

CHARGE211-6053

(49) SWITCH GPDIFFERENTIAL PRESSURE

(STEERING CHARGE FILTER)253-2673

(36) MANIFOLD GPSUCTION236-4540

(50) SENSOR GPTEMP (HYDRAULIC TANK)145-7028

(48) SWITCH GPPRESSURE

(STEERING CHARGE)224-4535

X1

HC

C

D

E

LINE PATTERNS

Drain / Return Lines

Pilot / Load Sensing Pressure

Pressure Line

PLY

(10) COOLER GPOIL

303-8791

(9) VALVE GPCOOLER BYPASS

124-8335

(34) VALVE GPCOLD OIL RELIEF198-9220

D GPLERY-1392

(7) PUMP GPIMPLEMENT214-1091

(T)

DT DRAIN

(3) PUMP GPPISTON (FAN)204-2578(42) PUMP GPPISTON: 319-3593

A

B

1314

P

C1

T

REV

111213

C2

T

C3

DT DRAIN

REVERSING FAN OPTION

(40) VALVE GPFAN REVERSING162-2191

8910

RIPPER

P

PRESSURESUPPLIED BYTRANSMISSION

(30) CYLINDER GPRIPPER PIN PULLER

6E-3113

(31) VALVE GPPIN PULLER CONTROL

188-6140

67

RIPPER PIN PULLER

PTO (P)

PTO (T)

SSUREPLIED BYNSMISSION

345

Components ain neutral and Refer to the a

SCHEMATMEDIA NUTHIS SCH

HYDRAULIC CIRCUIT COLOR DESCRIPTIONSIMPLEMENT PUMP OUTPUTPILOT PUMP OUTPUT

LOAD SENSING

SUPPLY LINEDRAIN / RETURN LINESTEERING AND CHARGE PUMP OUTPUTRIPPER CYLINDERS / WINCH UNIT (IF EQUIPPED)

FAN PUMP OUTPUT / RIPPER PIN PULLER

LIFT CYLINDERS

SINGLE AND DUAL TILT CYLINDERSAUXILIARY VALVE SECTION

12

A

B

ponents are shown installed on a fully operable machine with the key and engine off, transmission shifterutral and with parking brake set.r to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations.

HEMATIC PART NUMBER: 209-9744, CHANGE: 12, VERSION: -DIA NUMBER: UENR3670-00 S SCHEMATIC IS FOR THE D8T TRACK-TYPE TRACTOR HYDRAULIC SYSTEM

CALLOUTS

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

Drain / Return Lines

Component Group

Pilot / Load Sensing Pressure

Attachment

Air Line

UENR3670UENR3670_P

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