246c Hidraulico

INTERACTIVE SCHEMATIC Bookmarks

X

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Information Component Table Tap Table Fluid Power Symbols Electrical Symbols

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KENR5117-06 April 2015

246C, 256C, 262C, 262C2, and 272C Skid Steer Loader Hydraulic System 246C: JAY1-UP

256C: DWS1-UP

262C: MST1-UP

262C2: TMW1-UP

272C: RED1-UP

Volume 1 of 2: Standard Flow with ATAAC and Demand Fan Volume 2 of 2: XPS High Flow © 2015 Caterpillar, All Rights Reserved

Printed in U.S.A.

COMPONENT LOCATION Volume 1 of 2 - Standard Flow with ATAAC and Demand Fan Model

Description

246/256

262

272

258-2553 258-3260

258-2553 258-3260

-

-

-

258-2831 258-2404 361-4660 258-2577 223-9974 258-2589 193-0447 274-8563 -

258-2831 258-2404 361-4660 258-2577 223-9974 258-2589 193-0447 274-8563 -

336-1322 193-8335 193-8334 258-2514 258-2515 258-2512 258-2442 112-1817 258-2801 192-2640

Valve Gp - Quick Coupler Valve Gp - Ride Control Accumulator - Ride Control Valve Gp - Pre Charge

Pump Gp - Implement/ Charge Pump Pump Gp - Implement/ Charge Pump (Eu) Pump Gp - Implement/ Charge / Ataac Pump Pump Gp - Implement/ Charge / Ataac Pump (Eu) Tank Gp - Tank Pump Gp - Hystat Pump Cooler Assembly Motor Gp - Demand Fan Motor Filter Gp - Oil Filter Manifold Assembly - Bypass Check Displacement Accumulator Valve Gp - Pilot Shutoff Valve Motor Gp - Ataac Fan Motor Valve Gp - Standard Implement Valve Coupling (Female) Coupling (Male) Cylinder Gp - Tilt Cylinder (Right Hand) Cylinder Gp - Tilt Cylinder (Left Hand) Cylinder Gp - Lift Cylinders Motor Gp - Single Speed Motor Valve Gp - Manual Ball Valve Valve Gp - Single Self Level Valve Cylinder Gp - Quick Coupler

Machine Schematic Location Loctaion 1

B-4

2

B-4

336-1324 193-8335 193-8334 258-2514 258-2515 258-2516 258-2442 112-1817 258-2802 192-2640

258-3464 258-3520 258-2831 258-2404 361-4660 258-2577 223-9974 258-2589 193-0447 274-8563 278-8720 336-1324 193-8335 193-8334 258-2514 258-2515 258-2516 258-2605 112-1817 258-2802 192-2640

3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

A-2 A-5 D-2 B-2 B-2 C-3 D-6 D-6 B-2 D-1 F-1 F-1 F-1 F-2 F-2 C-6 E-4 F-4 C-3

291-0010

291-0010

291-0010

22

C-3

307-2275 307-6504 307-2276

307-2275 307-6504 307-2276

307-2275 307-6504 307-2276

23 24 25

E-3 D-4 D-4

Pump Gp - Hystat Pump

258-2404

258-2404

258-2404

26

E-4

Motor Gp - 2 Speed Motor (Right Hand) Motor Gp - 2 Speed Motor (Left Hand)

258-2521 258-2520

258-2521 258-2520

258-2836 258-2835

27 28

F-4 F-6

Valve Gp - 2 Speed Valve

274-8564

274-8564

274-8564

29

F-5

Two Speed Option

Xdp Option Pump Gp - Hystat Pump

289-6362

289-6362

289-6362

30

E-7

Motor Gp - Hystat Motor

285-2605

285-2605

285-2605

31

F-7

304-6756

304-6756

32

D-3

Additional Valve Gp - Check

304-6756

COMPONENT LOCATION Volume 2 of 2 - XPS HIGH FLOW Description Accumulator - Implement Valve Charge Accumulator - Ride Control Cooler Assembly Coupling (Female) Coupling (Female) Coupling (Male) Coupling (Male) Coupling (Male) Cylinder Gp - Lift Cylinder Gp - Quick Coupler Cylinder Gp - Tilt (Left Hand) Cylinder Gp - Tilt (Right Hand) Filter Gp - Oil Manifold Assembly - Bypass Check Motor Gp - 2 Speed (Left Hand) Motor Gp - 2 Speed (Right Hand) Motor Gp - Ataac Fan Motor Gp - Beta Single Speed Motor Gp - Demand Fan Motor Gp - Hystat Orifice Pump Gp - Charge And Ataac Pump Gp - Charge And Ataac (Eu) Pump Gp - Charge Pump Gp - Charge (Eu) Pump Gp - Hystat Pump Gp - Implement Pump Gp - Ssl Drive Tank Gp Valve Gp - 2 Speed Valve Gp - Check Valve Gp - Shuttle Valve Gp - Manual Ball Valve Gp - Pilot Shutoff Valve Gp - Quick Coupler Valve Gp - Ride Control Accumulator Precharge Valve Gp - Ride Control Valve Gp - Single Self Level Valve Gp - Xps Implement

Model Machine Schematic Location Location 246/256 262 272 193-0447 1 D-6 307-6504 2 D-4 258-3457 3 C-2 218-5841 4 F-1 229-5471 5 F-2 218-5840 6 F-1 229-5468 7 F-2 229-5473 8 F-3 258-2516 258-2512 9 F-2 192-2640 10 C-3 258-2515 11 F-2 258-2514 12 F-1 223-9974 13 B-2 308-0421 14 C-3 258-2520 15 258-2835 F-6 258-2521 258-2836 16 F-4 17 258-2926 B-2 258-2442 258-2605 18 C-6 258-2577 19 B-2 285-2605 20 F-7 6V-8627 21 A-2 258-3465 22 B-2 258-3521 258-2555 23 B-2 258-3261 289-6362 24 E-7 258-2554 25 B-3 258-2404 26 B-5 258-2831 27 A-2 274-8564 28 F-5 304-6756 29 D-3 211-3014 30 D-3 112-1817 31 E-4 274-8563 32 D-6 291-0010 33 C-2 307-2276 307-2275 258-2802 258-2801 336-1323

34

D-4

35 36 37

E-3 F-4 D-1

TAP LOCATION Volume 1 of 2 - Standard Flow with ATAAC and Demand Fan Tap Location

Description

Schematic Location

BB

SOS

C-2

EE

Charge Pressure

B-6, E-5, E-7

PO

Pilot Oil Pressure

E-1

MC

Main System Pressure (Pump 1 Forward)

B-7, E-5, E-8

MB

Main System Pressure (Pump 2 Forward)

B-6, E-5, E-7

MA

Main System Pressure (Pump 2 Reverse)

A-6, D-5, D-7

MD

Main System Pressure (Pump 1 Reverse)

A-6, D-5, D-7

TAP LOCATION Volume 2 of 2 - XPS HIGH FLOW Tap Location

Description

Schematic Location

AA

Load Sense

B-3

BB

SOS

C-2

CC

Implement Pump Pressure

D-3

EE

Charge Pressure

B-6, E-5, E-7

PO

Pilot Oil Pressure

E-1

MC

Main System Pressure (Pump 1 Forward)

B-7, E-5, E-8

MB

Main System Pressure (Pump 2 Forward)

B-5, E-5, E-7

MA

Main System Pressure (Pump 2 Reverse)

A-5, D-5, D-7

MD

Main System Pressure (Pump 1 Reverse)

A-6, D-5, D-7

FLUID POWER SYMBOLS BASIC COMPONENT SYMBOLS

MAIN AUX.

PUMP or MOTOR

SPRING (ADJUSTABLE)

VARIABILITY

CONTROL VALVES

SPRING

FLUID CONDITIONER

PRESSURE COMPENSATION

LINE RESTRICTION (VARIABLE)

TWO POSITION

2-SECTION PUMP

HYDRAULIC PNEUMATIC ENERGY TRIANGLES

ATTACHMENT

LINE RESTRICTION

VALVE PORTS

TWO-WAY

THREE POSITION

PUMP: VARIABLE and PRESSURE COMPENSATED

VARIABLE and PRESSURE COMPENSATED

VALVES

VALVE ENVELOPES

ONE POSITION

LINE RESTRICTION (FIXED)

RESTRICTION

FOUR-WAY

THREE-WAY

CONTROL VALVES

CHECK VALVES

AB

AB

P T NORMAL POSITION

P T SHIFTED POSITION

INFINITE POSITION

SHUTTLE

SPRING LOADED

BASIC SYMBOL

PILOT CONTROLLED

FLUID STORAGE RESERVOIRS

VENTED

RETURN ABOVE FLUID LEVEL

PRESSURIZED

RETURN BELOW FLUID LEVEL

MEASUREMENT

PRESSURE

TEMPERATURE

ROTATING SHAFTS

FLOW

UNIDIRECTIONAL

BIDIRECTIONAL

COMBINATION CONTROLS

SOLENOID

SOLENOID or MANUAL

SOLENOID and PILOT or MANUAL

SOLENOID and PILOT

SERVO

DETENT

THERMAL

MANUAL CONTROL SYMBOLS

MANUAL SHUTOFF

PUSH-PULL LEVER

RELEASED PRESSURE

EXTERNAL RETURN

SPRING LOADED

HYDRAULIC PUMPS VARIABLE DISPLACEMENT NON-COMPENSATED

PEDAL

LINES CROSSING

LINES JOINING

VARIABLE DISPLACEMENT NON-COMPENSATED

UNIDIRECTIONAL

UNIDIRECTIONAL

BIDIRECTIONAL

BIDIRECTIONAL

INTERNAL SUPPLY PRESSURE

COMPLETE

HYDRAULIC AND PNEUMATIC CYLINDERS

SINGLE ACTING

DOUBLE ACTING

INTERNAL PASSAGEWAYS

HYDRAULIC MOTORS FIXED DISPLACEMENT

SPRING

REMOTE SUPPLY PRESSURE

SIMPLIFIED

CROSSING AND JOINING LINES

GAS CHARGED

PUSH BUTTON

PILOT CONTROL SYMBOLS

INTERNAL RETURN

ACCUMULATORS

FIXED DISPLACEMENT

GENERAL MANUAL

INFINITE POSITIONING

FLOW IN ONE DIRECTION

THREE POSITION

PARALLEL FLOW

CROSS FLOW

TWO POSITION

FLOW ALLOWED IN EITHER DIRECTION

ELECTRICAL SYMBOLS Hydraulic Symbols (Electrical)

G Transducer (Fluid)

Transducer (Gas / Air)

Pressure Switch (Adjustable)

Pressure Switch

M

Generator

Electric Motor

Electrical Wire

Temperature Switch

Electrical Symbols (Electrical)

T

Pressure Symbol

Temperature Symbol

Level Symbol

Flow Symbol

Wire Number Identification Codes

Electrical Schematic Example

Hydraulic Schematic Example Current Standard

Current Standard Harness identification code This example indicates wire 135 in harness "AG".

Wire Circuit Number Identification

Wire Color

325-AG135 PK-14 325-PK Circuit Identification Number

Wire Color

Wire Gauge

Previous Standard Wire Color

Wire

325-PK-14 B Circuit Number Identification

A

Wire Gauge (EXAMPLE VALVE)

8

7

6

5

B

B C

CHARGE SUPPLY TO PILOT SHUTOFF

A

I

I

Y

M3

A

D

F

C

PO

X

(27) MOTOR GP 2 SPEED (RIGHT HAND) 246/256/262: 258-2521 272: 258-2836

MB X7

(15) CYLINDER GP TILT (RIGHT HAND) 258-2514 AUXILIARY TOOLS (13) COUPLING (14) COUPLING FEMALE MALE 193-8335 193-8334

(16) CYLINDER GP TILT (LEFT HAND) 258-2515

A

(28) MOTOR GP 2 SPEED (LEFT HAND) 246/256:258-2520 262/272:258-2835

D

(20) VALVE GP SINGLE SELF LEVEL 246/256: 258-2801 262/272: 258-2802

R

A

X

C

(17) CYLINDER GP LIFT 246/256: 258-2512 262/272: 258-2516

A B

1

C

R

EE

2

CHARGE SUPPLY TO PILOT SHUTOFF

Y

A

MC

3

(29) VALVE GP 2 SPEED 274-8564

E

(31) MOTOR GP HYSTAT 285-2605

F

4

MC

B

D

M3

X7

1B

2A

1C

2B

2C

MB

EE C

1A

A

B

E

B

B

B

A

A

E

(23) VALVE GP RIDE CONTROL 307-2275

M

(19) VALVE GP MANUAL BALL 112-1817

M

H

R

T

AA E

MD

E

D

CHARGE SUPPLY FROM HYD FILTER

(30) PUMP GP HYSTAT 289-6362

MA

MD

XDP OPTION

D

D

(26) PUMP GP HYSTAT 258-2404

MA

TWO SPEED OPTION

(10) VALVE GP PILOT SHUTOFF 274-8563

(9) ACCUMULATOR DISPLACEMENT 193-0447

CHARGE SUPPLY FROM HYD FILTER

(32) VALVE GP CHECK 304-6756

ACC ACC

A

(24) ACCUMULATOR RIDE CONTROL 307-6504

D

(25) VALVE GP PRECHARGE 307-2276

PILOT

T

(8) MANIFOLD AS BYPASS CHECK 258-2589

P

A

(12) VALVE GP STANDARD IMPLEMENT 246/256: 336-1322 262/272: 336-1324

(5) COOLER ASSEMBLY 361-4660

B C E

I R

C

(18) MOTOR GP SINGLE SPEED 246/256/262: 258-2442 272: 258-2605

(21) CYLINDER GP QUICK COUPLER 192-2640

I

L

C

C1 T

X

S

X

L3

EE

MC

C

D

M3

(22) VALVE GP QUICK COUPLER 291-0010

MB

X7

A

B

B

B

G

L

(6) MOTOR GP DEMAND FAN 258-2577

(1) PUMP GP IMPLEMENT/CHARGE STANDARD: 258-2553 EU: 258-3260

MB

HYDRAULIC CIRCUIT COLOR DESCRIPTIONS IMPLEMENT PUMP CIRCUIT PILOT SUPPLY CIRCUIT

B2

(2) PUMP GP IMPLEMENT/CHARGE/ATAAC STANDARD: 258-3464 EU: 258-3520

B3

M S1

B

CHARGE PUMP CIRCUIT CHARGE PUMP AND ATAAC FAN PUMP CIRCUIT

B

S B1

(7) FILTER GP OIL 223-9974

BB

P

R

L

MC

C2

SUPPLY LINE DRAIN / RETURN LINE STEERING CIRCUIT TILT CYLINDER CIRCUIT LIFT CYLINDER CIRCUIT

(11) MOTOR GP ATAAC FAN 278-8720

AUXILIARY TOOLS CIRCUIT BASIC CYLINDER CIRCUIT TRAVEL CONTROL CIRCUIT TWO SPEED CONTROL VALVE CIRCUIT

S2

LINE PATTERNS Pressure Line Pilot / Load Sensing Pressure Drain / Return Lines

MD

MD

Component Group

MA

E

D

MA

Attachment

(4) PUMP GP HYSTAT 258-2404

Air Line

(3) TANK GP 258-2831

A

SINGLE SPEED OPTION

CALLOUTS YY

Taps (Pressure, Sampling,Sensor) by letter

THIS SCHEMATIC IS FOR THE 246C, 256C, 262C, 262C2, AND 272C SKID STEER LOADER HYDRAULIC SYSTEM VOLUME 1 of 2: STANDARD FLOW WITH ATAAC AND DEMAND FAN MEDIA NUMBER: KENR5117-06 SCHEMATIC PART NUMBER: 258-3995, CHANGE: 06, VERSION: (-)

8

7

6

5

4

3

Components are shown installed on a fully operable machine with the key and engine off, transmission shifter in neutral and with parking brake set. Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations. Refer to the Parts Manual using a specific serial number prefix in SIS before ordering parts from this schematic.

2

1

A

8

7

6

5

4

3

B DRAIN MANIFOLD - TO TANK

CONTROL (8) COUPLING (5) COUPLING (7) COUPLING MALE FEMALE MALE 229-5473 229-5471 229-5468

(20) MOTOR GP HYSTAT 285-2605

DRAIN MANIFOLD - TO TANK

CHARGE SUPPLY TO PILOT SHUTOFF

I

Y

CHARGE SUPPLY TO PILOT SHUTOFF

I

R

1

(9) CYLINDER GP LIFT 246/256: 258-2512 262/272: 258-2516

A

(28) VALVE GP 2 SPEED 274-8564

F

2

D

Y

(11) CYLINDER GP TILT (LEFT HAND) 258-2515

(12) CYLINDER GP TILT (RIGHT HAND) 258-2514 AUXILIARY TOOLS

(36) VALVE GP SINGLE SELF LEVEL 246/256/262: 258-2801 272: 258-2802

C

R

(6) COUPLING MALE 218-5840

F

(4) COUPLING FEMALE 218-5841

A A

X

X

MC

MB

EE C

D M3

X7

A

PO

(16) MOTOR GP 2 SPEED (RIGHT HAND) 246/256/262: 258-2521 272:258-2836

(15) MOTOR GP 2 SPEED (LEFT HAND) 246/256/262: 258-2520 272: 258-2835 MC

B

D

M3

1B

2B 3A

X7

A

B

E

B

B

(35) VALVE GP RIDE CONTROL 307-2275

M

2A

4A

3B

4B

MB

EE

C

1A

M

H

B

B

A

A

E

R

T

E

MD

E

MA

CHARGE SUPPLY FROM HYD FILTER

(24) PUMP GP HYSTAT 289-6362

XDP OPTION

D

CHARGE SUPPLY FROM HYD FILTER

MD

MA

TWO SPEED OPTION

(24) PUMP GP HYSTAT 289-6362 (31) VALVE GP MANUAL BALL 112-1817

(32) VALVE GP PILOT SHUTOFF 274-8563

T P

D

ACC

R

C

(3) COOLER ASSEMBLY 258-3457

(10) CYLINDER GP QUICK COUPLER 192-2640

(14) MANIFOLD AS BYPASS CHECK 308-0421

I

L

(37) VALVE GP XPS IMPLEMENT 336-1323

CC

(18) MOTOR GP BETA SINGLE SPEED 246/256/262: 258-2442 272: 258-2605 I

A

A

(30) VALVE GP SHUTTLE 211-3014 (34) VALVE GP RIDE CONTROL ACCUMULATOR PRECHARGE 307-2276

PILOT

(1) ACCUMULATOR IMPLEMENT VALVE CHARGE 193-0447

(29) VALVE GP CHECK 304-6756 (2) ACCUMULATOR RIDE CONTROL 307-6504

ACC

C1 T

(33) VALVE GP QUICK COUPLER 291-0010

C2

C

P

(19) MOTOR GP DEMAND FAN 258-2577 G

R

L X

S

X

MC

MB

EE

C

D

M3

X7

A

HYDRAULIC CIRCUIT COLOR DESCRIPTIONS

B

IMPLEMENT PUMP CIRCUIT PILOT SUPPLY CIRCUIT CHARGE PUMP CIRCUIT CHARGE PUMP AND ATAAC FAN PUMP CIRCUIT

L

AA L3

(13) FILTER GP OIL BB 223-9974

SUPPLY LINE DRAIN / RETURN LINE STEERING CIRCUIT

X

B

TILT CYLINDER CIRCUIT LOAD SENSE CIRCUIT LIFT CYLINDER CIRCUIT AUXILIARY TOOLS CIRCUIT CONTROL COUPLING CIRCUIT

STANDARD FAN MOTOR

B

QUICK COUPLER CYLINDER CIRCUIT TRAVEL CONTROL CIRCUIT

(23) PUMP GP CHARGE STANDARD: 258-2555 EU: 258-3261

B

B1

TWO SPEED CONTROL VALVE CIRCUIT

LINE PATTERNS

B

S

B

Pressure Line

B2

Pilot / Load Sensing Pressure Drain / Return Lines

M

Component Group Attachment Air Line

ATAAC FAN MOTOR

(25) PUMP GP IMPLEMENT 258-2554

T

S

A

7

6

Taps (Pressure, Sampling,Sensor) by letter

(17) MOTOR GP ATAAC FAN 258-2926

(21) ORIFICE 6V-8627

A THIS SCHEMATIC IS FOR THE 246C, 256C, 262C, 262C2, AND 272C SKID STEER LOADER HYDRAULIC SYSTEM VOLUME 2 of 2: XPS HIGH FLOW MEDIA NUMBER: KENR5117-06 SCHEMATIC PART NUMBER: 258-3995, CHANGE: 06, VERSION: (-)

STANDARD CONFIGURATION

8

YY

(27) TANK GP 258-2831

(26) PUMP GP SSL DRIVE 258-2404

MA

CALLOUTS

S2

(22) PUMP GP CHARGE AND ATAAC STANDARD: 258-3465 EU: 258-3521

E

MD

S1

5

4

3

Components are shown installed on a fully operable machine with the key and engine off, transmission shifter in neutral and with parking brake set. Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations. Refer to the Parts Manual using a specific serial number prefix in SIS before ordering parts from this schematic.

2

1

MACHINE COMPONENT LOCATIONS 11

3

4

26

30

17

28

18

29

31

13 14

16

21

VIEW ALL CALLOUTS

22

5 6 8 7 10 23 24 6

25

20

11

3

32

19

12

17

1

2

18

27

28

15

21 13

24

5

14 27

17

18

25

15

23

16

8

22

7 20

21

32 12

26

10

30

9

4

19

1

2

29

28

31

DEMAND FAN MOTOR AND HYDRAULIC OIL FILTER BB

VIEW ALL CALLOUTS

6

Differential pressure Sensor

7

IMPLEMENT PUMP AND CHARGE PUMP VIEW ALL CALLOUTS

30

4

26

1

PISTON MOTORS VIEW ALL CALLOUTS

31

27

RIGHT

18

18

28

LEFT

31

PRESSURE TAPS - HYSTAT PUMP VIEW ALL CALLOUTS

30

26

4

MA

EE

30

MD

MB

26

4

MC

Parking Brake Hose Assembly

QUICK COUPLER AND COUPLER CYLINDERS VIEW ALL CALLOUTS

21

22

TANK Hydraulic tank sight gauge

Hydraulic tank filler cap

Hydraulic Tank Filler Cap

3

Oil temperature sensor Hydraulic Tank Sight Gauge

AIR-TO-AIR AFTERCOOLER SYSTEM ATAAC (IF EQUIPPED)

Gear Pump (Hydrostatic System) Piston Pump (Work Tool)

Gear Pump (Charge Oil) Gear Pump (Aftercooler)

Relief Valve

Gear Motor (Aftercooler)

IMPLEMENT VALVE - (STANDARD)

M R

A

N

B

Q P

C

L K

D E

F G

H S

(A) Control Valve (work tool) (B) Solenoid valve for the auxiliary function (C) Solenoid valve for the tilt function (D) Solenoid valve for the lift function (E) Load check valve for the auxiliary control valve (F) Load check valve for the tilt control valve

J

(G) Load check valve for the lift control valve (H) Outlet (J) Inlet (K) Relief valve - lift cylinder head end. (L) Relief Valve - tilt cylinder head end. (M) Relief Valve - auxiliary valve B port.

(N) Relief Valve for the rod end of the tilt cylinder (P) Solenoid valve for the lift function (Q) Solenoid valve for the tilt function (R) Solenoid valve for the auxiliary function (S) Main relief valve for the work tool hydraulic system

PISTON PUMP (HYDROSTATIC) E

D

F

G

H

C

J

B

K

A

N

(A) Rear pump - right hand side drive motor (B) Rear pump displacement control (C) Forward solenoid on the Rear pump (D) Port C (E) Port B

M

L

(F) Port E (G) Reverse solenoid on the Front pump (H) Front pump displacement control (J) Front pump - left side drive motor (K) Input shaft

P

(L) Port A (M) Port D (N) Fwd solenoid - Front pump (P) Rev solenoid - Rear pump

MACHINE COMPONENT LOCATIONS - XPS HIGH FLOW 17

27

26

24

9

25

28

15

2

8

18

7

4

6

5

11

10

VIEW ALL CALLOUTS

3 33

19 2 36 13 1 14

37

35

34

32

17

19

3

29

9 9

37 31 22 23 27

2 36

35

30

16

34

21

18

12

10

7 4

29

5

14

8

1

6

13

11

24

12

31 26

32

22

25

23

28

18

2

15

21

16

30

10

33

DEMAND FAN MOTOR AND HYDRAULIC OIL FILTER - XPS HIGH FLOW BB

19

VIEW ALL CALLOUTS

Differential pressure Sensor

13

IMPLEMENT PUMP AND CHARGE PUMP - XPS HIGH FLOW VIEW ALL CALLOUTS

26

24

25

23 XPS Pressure Adjustment Margin Pressure Adjustment

AA

PISTON MOTORS - XPS HIGH FLOW VIEW ALL CALLOUTS

16

18

RIGHT

20

15

18

LEFT

20

PISTON PUMP (HYDROSTATIC) - XPS VIEW ALL CALLOUTS

E

D

F

G

H

C

J

B

K

A

M

L

26

N

(A) Rear pump - right hand side drive motor (B) Rear pump displacement control (C) Forward solenoid on the Rear pump (D) Port C (E) Port B

24 P

(F) Port E (G) Reverse solenoid on the Front pump (H) Front pump displacement control (J) Front pump - left side drive motor (K) Input shaft

(L) Port A (M) Port D (N) Fwd solenoid - Front pump (P) Rev solenoid - Rear pump

PRESSURE TAPS - HYSTAT PUMP (XPS) 24

26

MA

EE

24

MB

26

VIEW ALL CALLOUTS

MD

MC

Parking Brake Hose Assembly

TANK - XPS HIGH FLOW Hydraulic tank sight gauge

Hydraulic tank filler cap

27

Oil temperature sensor Hydraulic Tank Filler Cap

Hydraulic Tank Sight Gauge

AIR-TO-AIR AFTERCOOLER SYSTEM ATAAC (IF EQUIPPED) - XPS

Gear Pump (Hydrostatic System) Piston Pump (Work Tool)

Gear Pump (Charge Oil) Gear Pump (Aftercooler)

Relief Valve Gear Motor (Aftercooler)

IMPLEMENT VALVE - XPS A Q

B

P

C

O

D

N

E

F G

H

I (A) Control Valve (work tool) (B) Solenoid Valve for the auxiliary function (C) Solenoid Valve for the tilt function (D) Solenoid Valve for the lift function (E) Solenoid Valve for the secondaryauxiliary function (F) Isolator Compensator Assembly for the auxiliary function

M

(G) Isolator Compensator Assembly for the tilt cylinders (H) Isolator Compensator Assembly for the lift cylinders (I) Isolator Compensator Assembly for the secondary auxiliary function (J) Relief Valve for the auxiliary function (K) Relief Valve for the tilt cylinders

J K L

(L) Relief Valve for the secondary auxiliary function (M) Relief Valve for the tilt cylinders (N) Solenoid Valve for the secondary auxiliary function (O) Solenoid Valve for the lift function (P) Solenoid Valve for the tilt function