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9T7293 VALVE GP-LOADER CONTROL-2 CIRCUIT 9T0633-PAGE 189, 9T7292-PAGE 186, 9T6401-PAGE 184 438 BACKHOE LOADER


HYDRAULIC SYSTEM
VALVE GP-BANK
VALVE GP-CONTROL
VALVE GP-BANK
VALVE GP-CONTROL
VALVE GP-BANK
VALVE GP-CONTROL

BACKHOE LOADER 438 BACKHOE LOADER 3DJ
 438 BACKHOE LOADER 3DJ00001-00827 (MACHINE) POWERED BY 4.236 DIESEL ENGINE SEBP1802 438 3DJ   (1988)

HYDRAULIC SYSTEM

VALVE GP-BANK
9T-8656 KIT-CONTROL VALVE SERVICE
VALVE GP-BANK
9T-7293 VALVE GP-BANK
VALVE GP-BANK
9T-7294 VALVE GP-BANK
VALVE GP-BANK
9T-7938 VALVE GP-BANK
VALVE GP-BANK
9T-7939 VALVE GP-BANK
VALVE GP-BANK
9T-7940 VALVE GP-BANK
 

#SEBP18020190
 

9T-7293: VALVE GP-BANK

9T7293 VALVE GP-LOADER CONTROL-2 CIRCUIT
9T0633-PAGE 189, 9T7292-PAGE 186, 9T6401-PAGE 184
c451876 SEBP1802
9T7293 VALVE GP-BANK Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-0640 [1] COVER  
2. 4J-5140 [3] SEAL-O-RING  
3. 4J-5267 [3] SEAL  
4. 9T-7292 Y [1] VALVE GP-CONTROL (TILT)  
5. 9T-6401 Y [1] VALVE GP-CONTROL (LIFT)  
6. 9T-0633 Y [1] VALVE GP-PRIORITY FLOW DIVIDER  
7. 4T-2723 [9] SHIM .076MM(.003IN)THK  
8. 4T-4538 [3] STUD  
9. 5M-2894 [3] WASHER  
10. 1D-4717 [3] NUT  
11. 4D-9986 [6] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020191
 

9T-7294: VALVE GP-BANK

9T7294 VALVE GP-LOADER CONTROL-3 CIRCUIT
9T0626-PAGE 182, 9T0633-PAGE 189, 9T6401-PAGE 184, 9T7292-PAGE 186
PART OF 9R6089, 9R6090 & 9R2658 ARS
AN ATTACHMENT
c452567 SEBP1802
9T7294 VALVE GP-BANK Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-0640 [1] COVER  
2. 4J-5140 [4] SEAL-O-RING  
3. 4J-5267 [4] SEAL  
4. 9T-7292 Y [1] VALVE GP-CONTROL (TILT)  
5. 9T-6401 Y [1] VALVE GP-CONTROL (LIFT)  
6. 9T-0626 Y [1] VALVE GP-CONTROL (CLAM)  
7. 9T-0633 Y [1] VALVE GP-PRIORITY FLOW DIVIDER  
8. 4T-2723 [12] SHIM .076MM(.003IN)THK  
9. 4T-4518 [3] STUD  
10. 5M-2894 [3] WASHER  
11. 1D-4717 [3] NUT  
12. 4D-9986 [8] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020192
 

9T-7938: VALVE GP-BANK

9T7938 VALVE GP-6
9T0634-PAGE 190, 9T7937-PAGE 166, 9T7935-PAGE 170,
9T7171-PAGE 168, 9T7933-PAGE 172, 9T7934-PAGE 176
c451974 SEBP1802
9T7938 VALVE GP-BANK Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [7] SEAL-O-RING  
3. 4J-5267 [7] SEAL  
4. 9T-7937 Y [2] VALVE GP-CONTROL  
5. 9T-7934 Y [1] VALVE GP-BOOM CONTROL  
6. 9T-7933 Y [1] VALVE GP  
7. 9T-7171 Y [1] VALVE GP-CONTROL  
8. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
9. 9T-0634 Y [1] VALVE GP-RELIEF (RELIEF)  
10. 4T-2723 [21] SHIM .076MM(.003IN)THK  
11. 9T-0637 [3] STUD  
12. 5M-2894 [3] WASHER  
13. 1D-4717 [3] NUT  
14. 3J-1907 [2] SEAL  
15. 9S-4191 [2] PLUG-O-RING  
16. 4D-9986 [14] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020193
 

9T-8417: VALVE GP

9T8417 VALVE GP-6
9T0634-PAGE 190, 9T7937-PAGE 166, 9T7935-PAGE 170
9T7171-PAGE 168, 9T6403-PAGE 174, 9T7934-PAGE 176
PART OF 9R0723 HYDRAULIC AR
AN ATTACHMENT
c456847 SEBP1802
9T8417 VALVE GP Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [7] SEAL-O-RING  
3. 4J-5267 [7] SEAL  
4. 9T-7937 Y [2] VALVE GP-CONTROL (STABILIZER CONTROL)  
5. 9T-7934 Y [1] VALVE GP-BOOM CONTROL  
6. 9T-6403 Y [1] VALVE GP (SWING CONTROL)  
7. 9T-7171 Y [1] VALVE GP-CONTROL (BUCKET CONTROL)  
8. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
9. 9T-0634 Y [1] VALVE GP-RELIEF (RELIEF)  
10. 4T-2723 [21] SHIM .076MM(.003IN)THK  
11. 9T-0637 [3] STUD  
12. 5M-2894 [3] WASHER  
13. 1D-4717 [3] NUT  
14. 3J-1907 [2] SEAL  
15. 9S-4191 [2] PLUG-O-RING  
16. 4D-9986 [14] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020194
 

9T-9047: VALVE GP

9T9047 VALVE GP-6
9T0634-PAGE 190, 9T7171-PAGE 168, 9T7933-PAGE 172,
9T7935-PAGE 170, 9T7937-PAGE 166, 9T9046-PAGE 177.01
PART OF 9R7031 LOCK AR
AN ATTACHMENT
c478994 SEBP1802
9T9047 VALVE GP Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [7] SEAL-O-RING  
3. 4J-5267 [7] SEAL  
4. 9T-7937 Y [2] VALVE GP-CONTROL (STABILIZER)  
5. 9T-9046 Y [1] VALVE GP-CONTROL (BOOM)  
6. 9T-7933 Y [1] VALVE GP  
7. 9T-7171 Y [1] VALVE GP-CONTROL (BUCKET)  
8. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
9. 9T-0634 Y [1] VALVE GP-RELIEF  
10. 4T-2723 [21] SHIM .076MM(.003IN)THK  
11. 9T-0637 [3] STUD  
12. 5M-2894 [3] WASHER  
13. 1D-4717 [3] NUT  
14. 3J-1907 [2] SEAL  
15. 9S-4191 [2] PLUG-O-RING  
16. 4D-9986 [14] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020195
 

9T-7939: VALVE GP-BANK

9T7939 VALVE GP-7
9T0634-PAGE 190, 9T4468-PAGE 178, 9T7937-PAGE 166
9T7935-PAGE 170, 9T7171-PAGE 168, 9T7933-PAGE 172, 9T7934-PAGE 176
PART OF 9R1307 HYDRAULIC AR
AN ATTACHMENT
c452011 SEBP1802
9T7939 VALVE GP-BANK Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [8] SEAL-O-RING  
3. 4J-5267 [8] SEAL  
4. 9T-7937 Y [2] VALVE GP-CONTROL  
5. 9T-7934 Y [1] VALVE GP-BOOM CONTROL  
6. 9T-7933 Y [1] VALVE GP  
7. 9T-7171 Y [1] VALVE GP-CONTROL  
8. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
9. 9T-4468 Y [1] VALVE GP-CONTROL (EXTENDABLE STICK)  
10. 9T-0634 Y [1] VALVE GP-RELIEF (RELIEF)  
11. 4T-2723 [24] SHIM .076MM(.003IN)THK  
12. 9T-0636 [3] STUD  
13. 5M-2894 [3] WASHER  
14. 1D-4717 [3] NUT  
15. 3J-1907 [2] SEAL  
16. 9S-4191 [2] PLUG-O-RING  
17. 4D-9986 [16] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020196
 

9T-8418: VALVE GP

9T8418 VALVE GP-7
9T0634-PAGE 190, 9T7937-PAGE 166, 9T7935-PAGE 170,
9T7171-PAGE 168, 9T6403-PAGE 174, 9T7934-PAGE 176
9T4468-PAGE 178
PART OF 9R6454 HYDRAULIC AR. AN ATTACHMENT
c456846 SEBP1802
9T8418 VALVE GP Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [8] SEAL-O-RING  
3. 4J-5267 [8] SEAL  
4. 9T-7937 Y [2] VALVE GP-CONTROL (STABILIZER CONTROL)  
5. 9T-7934 Y [1] VALVE GP-BOOM CONTROL  
6. 9T-6403 Y [1] VALVE GP (SWING CONTROL)  
7. 9T-7171 Y [1] VALVE GP-CONTROL (BUCKET CONTROL)  
8. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
9. 9T-4468 Y [1] VALVE GP-CONTROL (EXTENDABLE STICK)  
10. 9T-0634 Y [1] VALVE GP-RELIEF (RELIEF)  
11. 4T-2723 [24] SHIM .076MM(.003IN)THK  
12. 9T-0636 [3] STUD  
13. 5M-2894 [3] WASHER  
14. 1D-4717 [3] NUT  
15. 3J-1907 [2] SEAL  
16. 9S-4191 [2] PLUG-O-RING  
17. 4D-9986 [16] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020197
 

9T-9048: VALVE GP

9T9048 VALVE GP-7
9T0634-PAGE 190, 9T4468-PAGE 178, 9T7171-PAGE 168,
9T7933-PAGE 172, 9T7935-PAGE 170, 9T7937-PAGE 166, 9T9046-PAGE 177.01
PART OF 9R77204 LOCK AR
AN ATTACHMENT
c479761 SEBP1802
9T9048 VALVE GP Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [8] SEAL-O-RING  
3. 4J-5267 [8] SEAL  
4. 9T-7937 Y [2] VALVE GP-CONTROL (STABILIZER)  
5. 9T-9046 Y [1] VALVE GP-CONTROL (BOOM)  
6. 9T-7933 Y [1] VALVE GP  
7. 9T-7171 Y [1] VALVE GP-CONTROL (BUCKET)  
8. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
9. 9T-4468 Y [1] VALVE GP-CONTROL (EXTENDABLE STICK)  
10. 9T-0634 Y [1] VALVE GP-RELIEF  
11. 4T-2723 [24] SHIM .076MM(.003IN)THK  
12. 9T-0636 [3] STUD  
13. 5M-2894 [3] WASHER  
14. 1D-4717 [3] NUT  
15. 3J-1907 [2] SEAL  
16. 9S-4191 [2] PLUG-O-RING  
17. 4D-9986 [16] SEAL-O-RING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020198
 

9T-7940: VALVE GP-BANK

9T7940 VALVE GP-8
9T0634-PAGE 190, 9T4468-PAGE 178, 9T7937-PAGE 166,
9T7935-PAGE 170, 9T7171-PAGE 168, 9T7933-PAGE 172, 9T7934-PAGE 176
PART OF 9R1309 & 9R4080 HYDRAULIC ARS
AN ATTACHMENT
c452006 SEBP1802
9T7940 VALVE GP-BANK Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [9] SEAL-O-RING  
3. 4J-5267 [9] SEAL  
4. 9T-4468 Y [1] VALVE GP-CONTROL (EXTENDABLE STICK)  
5. 9T-7937 Y [2] VALVE GP-CONTROL  
6. 9T-7934 Y [1] VALVE GP-BOOM CONTROL  
7. 9T-7933 Y [1] VALVE GP  
8. 9T-7171 Y [1] VALVE GP-CONTROL  
9. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
10. 9T-0634 Y [1] VALVE GP-RELIEF (RELIEF)  
11. 4T-2723 [27] SHIM .076MM(.003IN)THK  
12. 9T-0635 [3] STUD  
13. 5M-2894 [3] WASHER  
14. 1D-4717 [3] NUT  
15. 3J-1907 [2] SEAL  
16. 9S-4191 [2] PLUG-O-RING  
17. 4D-9986 [18] SEAL-O-RING  
18. 9T-4468 Y [1] VALVE GP-CONTROL (ATTACHMENT)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP18020199
 

9T-8419: VALVE GP

9T8419 VALVE GP-8
9T0634-PAGE 190, 9T7937-PAGE 166, 9T7935-PAGE 170,
9T7171-PAGE 168, 9T6403-PAGE 174, 9T7934-PAGE 176
9T4468-PAGE 178
PART OF 9R6456 HYDRAULIC AR. AN ATTACHMENT
c456923 SEBP1802
9T8419 VALVE GP Parts scheme
  For full view, you need register

Parts for your 438 BACKHOE LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9T-1018 [1] COVER  
2. 4J-5140 [9] SEAL-O-RING  
3. 4J-5267 [9] SEAL  
4. 9T-4468 Y [1] VALVE GP-CONTROL (EXTENDABLE STICK)  
5. 9T-7937 Y [2] VALVE GP-CONTROL (STABILIZER CONTROL)  
6. 9T-7934 Y [1] VALVE GP-BOOM CONTROL  
7. 9T-6403 Y [1] VALVE GP (SWING CONTROL)  
8. 9T-7171 Y [1] VALVE GP-CONTROL (BUCKET CONTROL)  
9. 9T-7935 Y [1] VALVE GP-STICK CONTROL  
10. 9T-0634 Y [1] VALVE GP-RELIEF (RELIEF)  
11. 4T-2723 [27] SHIM .076MM(.003IN)THK  
12. 9T-0635 [3] STUD  
13. 5M-2894 [3] WASHER  
14. 1D-4717 [3] NUT  
15. 3J-1907 [2] SEAL  
16. 9S-4191 [2] PLUG-O-RING  
17. 4D-9986 [18] SEAL-O-RING  
18. 9T-4468 Y [1] VALVE GP-CONTROL (ATTACHMENT)  
  Y   SEPARATE ILLUSTRATION
 

Information:

Disassembly and Assembly
Loader Implement Control Group
416, 426 & 436, 428 & 438 BACKHOE LOADER VEHICLE SYSTEMS
Service Magazine
"Shake" Or Instability In Movement Of Bucket, Stick, Or Boom{5458,5051,5080,5124,5129,5456,5457}
1990/04/09
New Swing Control Valve Provides Better Swing Modulation Control; New Stem Assembly Available{5480,5051,5459,5465,5477}
1991/02/11
Drift Reduction Valve Available For Boom And Stick Hydraulic Circuits {5051}
1991/08/26
Sideshift Lock Valve Boot Retention Improved{7301,5051}
1993/06/07
New Resolver Valve Has Backup Ring To Prevent Seal Extrusion {5051}
1999/11/22
The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Parts SIS Catalog 438 :

9T-8656 KIT-CONTROL VALVE SERVICE
PEDAL & LOCK GP-RH
9R-0459 PEDAL & LOCK GP-RH
PEDAL & LOCK GP-LH
9R-0421 PEDAL & LOCK GP-LH
CONTROL GP-VALVE
9R-0216 CONTROL GP-VALVE
CONTROL GP-VALVE
9R-2113 CONTROL GP-VALVE
CONTROL GP-BUCKET
9R-1893 CONTROL GP-BUCKET
CONVERSION GP
9T-1920 CONVERSION GP
CONVERSION GP
9T-1919 CONVERSION GP
VALVE GP-BANK
9T-7294 VALVE GP-BANK
VALVE GP-BANK
9T-7938 VALVE GP-BANK
VALVE GP
9T-8417 VALVE GP
VALVE GP
9T-9047 VALVE GP
VALVE GP-BANK
9T-7939 VALVE GP-BANK
VALVE GP
9T-8418 VALVE GP
VALVE GP
9T-9048 VALVE GP
VALVE GP-BANK
9T-7940 VALVE GP-BANK

Truck sale:

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