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301-4602 VALVE GP-STEERING S/N A7A1-UP PART OF 132-6144 LINES GP-SECONDARY STEERING 988H WHEEL LOADER


STEERING SYSTEM
VALVE GP
LINES GP
IMPLEMENTS
CONTROL GP
LIFT AR

WHEEL LOADER 988H WHEEL LOADER A7A
 988H Wheel Loader A7A00001-UP (MACHINE) POWERED BY C18 Engine SEBP5751 988H A7A   (2011)

STEERING SYSTEM

VALVE GP
VALVE GP-CHECK
149-4617 VALVE GP-CHECK
VALVE GP-CHECK
176-9369 VALVE GP-CHECK
VALVE GP-CHECK
176-9370 VALVE GP-CHECK
VALVE GP-CHECK
9T-3096 VALVE GP-CHECK
VALVE GP-RELIEF
6E-3986 VALVE GP-RELIEF
VALVE GP-RELIEF
6E-6188 VALVE GP-RELIEF
VALVE GP-SELECTOR & PRESS CONT
6E-5566 VALVE GP-SELECTOR & PRESS CONT
VALVE GP-STEERING
301-4599 VALVE GP-STEERING
VALVE GP-STEERING
301-4602 VALVE GP-STEERING
VALVE GP-STEERING NEUTRALIZER
296-5662 VALVE GP-STEERING NEUTRALIZER
 

#SEBP57510580
 

301-4602: VALVE GP-STEERING

301-4602 VALVE GP-STEERING
S/N A7A1-UP
PART OF 132-6144 LINES GP-SECONDARY STEERING
i04482229 SEBP5751
3014602 VALVE GP-STEERING Parts scheme 3014602 VALVE GP-STEERING Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1T-0936 [2] PLUG-ORIFICE  
2. 1U-0323 [1] PLUG AS  
  1U-0322 [1] BUSHING  
  3G-2683 [1] PLUG  
3. 2S-2596 [2] SPRING  
4. 2U-7345 J [1] VALVE-DIVERTER (SECONDARY STEERING)  
5. 4B-4158 [1] SCREW-DRIVE (NO 4X0.25-IN)  
6. 4T-1860 Y [1] VALVE GP-SHUTTLE (BALL RESOLVER)(LOAD SIGNAL, STEERING CYLINDER)  
7. 6E-3775 [1] RETAINER  
8. 6E-3779 [2] PLUG AS  
    (EACH INCLUDES)
  7J-1089 [1] PLUG  
  7M-5130 [1] PIN-SPRING  
9. 6E-3780 [1] VALVE (PRIMARY STEERING PUMP CHECK)  
10. 6E-4499 [1] SPRING  
11. 6E-4513 [1] ADAPTER-O-RING  
12. 6E-4514 [1] ADAPTER-O-RING  
13. 6E-6188 Y [1] VALVE GP-RELIEF (PUMP BACKUP)  
14. 7J-2927 [1] WASHER (16.66X39.37X3.96-MM THK)  
15. 7J-7423 [1] VALVE-CONTROL (SECONDARY STEERING PUMP CHECK)  
16. 7S-8491 [1] SPRING  
17. 9T-7419 [1] VALVE GP-RELIEF (STEERING CYLINDER CROSSOVER)  
21. 307-6457 [1] SCREEN AS  
22. 307-6458 [1] SPRING  
23. 148-8407 [3] PLUG AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  9S-4191 [1] PLUG (9/16-18-THD)  
24. 148-8409 [3] PLUG AS  
    (EACH INCLUDES)
  3D-2824 [1] SEAL-O-RING  
  9S-8008 [1] PLUG (1-1/16-12-THD)  
25. 155-3624 [15] PLUG AS  
    (EACH INCLUDES)
  3J-7354 [1] SEAL-O-RING  
  9S-4182 [1] PLUG (7/16-20-THD)  
26. 8T-4896 [1] WASHER-HARD (10.2X18.5X2.5-MM THK)  
27. 162-0177 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
28. 183-7262 [1] PLUG AS  
  2S-4078 [1] SEAL-O-RING  
  9S-8010 [1] PLUG  
29. 292-4307 [1] RETAINER  
30. 183-7263 [1] PLUG AS  
  3J-7354 [1] SEAL-O-RING  
  9S-8002 [1] PLUG (7/16-20-THD)  
31. 1P-4579 [2] FLANGE-HALF  
32. 2S-4078 [2] SEAL-O-RING  
33. 3J-1907 [2] SEAL-O-RING  
34. 4B-9782 [2] BALL  
35. 4J-8224 B [5] SHIM (0.254-MM THK)  
36. 5J-3419 [1] SPRING  
37. 5J-4776 B [1] SHIM (0.127-MM THK)  
38. 6E-3986 Y [1] VALVE GP-RELIEF (SECONDARY STEERING)  
39. 6E-4286 L [1] VALVE GP-PRESSURE REDUCING (STEERING PILOT OIL REGULATOR)  
40. 6E-4500 [1] SPRING  
41. 6K-6307 [1] SEAL-O-RING  
42. 8T-2223 M [1] BOLT-SOCKET HEAD (M10X1.5X45-MM)  
43. 8T-4183 M [4] BOLT (M12X1.75X40-MM)  
44. 8T-4223 [5] WASHER-HARD (13.5X25.5X3-MM THK)  
45. 9J-9821 [2] SEAT  
   
    AVAILABLE REPAIR KIT(S):
  2U-7354 J [1] KIT-SEAL (DIVERTER VALVE)  
    (INCLUDES SEAL-O-RINGS & BACKUP RINGS)
  6E-4287 L [1] KIT-SEAL (PRESSURE REDUCING VALVE)  
    (INCLUDES SEALS & RINGS)
  B   USE AS REQUIRED
  J   KIT MARKED J SERVICES PART(S) MARKED J
  L   KIT MARKED L SERVICES PART(S) MARKED L
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510581
 

296-5662: VALVE GP-STEERING NEUTRALIZER

296-5662 VALVE GP-STEERING NEUTRALIZER -STIC STEERING
S/N A7A1-UP
PART OF 132-6142 LINES GP-STEERING NEUTRALIZER
i04460236 SEBP5751
2965662 VALVE GP-STEERING NEUTRALIZER Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6J-4568 [1] BOOT  
2. 3D-2824 [1] SEAL-O-RING  
3. 293-5263 [1] SPRING  
4. 447-5613 [1] SEAL-LIP TYPE  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
 

#SEBP57510582
 

201-1049: ARM & BEARING AS-LIFT

201-1049 ARM & BEARING AS-LIFT
S/N A7A1-UP
4.25-M
PART OF 255-0043, 298-6965 LIFT AR
i05702713 SEBP5751
2011049 ARM & BEARING AS-LIFT Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 231-8177 Y [1] ARM & BEARING AS-LIFT  
2. 103-5350 [4] PLATE  
3. 6C-6739 [2] BLOCK  
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510583
 

231-8177: ARM & BEARING AS-LIFT

231-8177 ARM & BEARING AS-LIFT
S/N A7A1-UP
PART OF 201-1049 ARM & BEARING AS-LIFT, 298-6964 LIFT AR
i04480311 SEBP5751
2318177 ARM & BEARING AS-LIFT Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 339-0314 [2] BEARING  
2. 152-3743 [2] BEARING  
3. 339-0313 [2] BEARING  
4. 152-3752 [1] SPACER  
5. 157-3612 [1] BLOCK  
6. 171-5427 [2] BEARING  
7. 231-8178 [1] BOOM AS  
8. 148-8395 [4] PLUG AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
 

#SEBP57510584
 

243-2751: ARM & BEARING AS-LIFT

243-2751 ARM & BEARING AS-LIFT
S/N A7A1-UP
PART OF 2Q-8761 LIFT AR
i05800762 SEBP5751
2432751 ARM & BEARING AS-LIFT Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 339-0314 [2] BEARING  
2. 152-3743 [2] BEARING  
3. 339-0313 [2] BEARING  
4. 152-3752 [1] SPACER  
5. 157-3612 [1] BLOCK  
6. 171-5427 [2] BEARING  
7. 103-5350 [4] PLATE  
 

#SEBP57510585
 

248-6340: ARM & BEARING AS-LIFT

248-6340 ARM & BEARING AS-LIFT
S/N A7A1-UP
PART OF 255-8204 ARM & BEARING AS-LIFT, 298-6962 LIFT AR
i05702529 SEBP5751
2486340 ARM & BEARING AS-LIFT Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 339-0314 [2] BEARING  
2. 152-3743 [2] BEARING  
3. 339-0313 [2] BEARING  
4. 152-3752 [1] SPACER  
5. 157-3612 [1] BLOCK  
6. 171-5427 [2] BEARING  
7. 248-6341 [1] BOOM AS  
8. 148-8395 [4] PLUG AS  
    (EACH INCLUDES)
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
 

#SEBP57510586
 

255-8204: ARM & BEARING AS-LIFT

255-8204 ARM & BEARING AS-LIFT
S/N A7A1-UP
3.88-M
PART OF 255-0041, 298-6963 LIFT AR
i05702349 SEBP5751
2558204 ARM & BEARING AS-LIFT Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 248-6340 Y [1] ARM & BEARING AS-LIFT  
2. 103-5350 [4] PLATE  
3. 6C-6739 [2] BLOCK  
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510587
 

114-5196: CONTROL GP-BUCKET

114-5196 CONTROL GP-BUCKET
S/N A7A1-UP
PART OF 255-0043, 298-6964, 298-6965 LIFT AR
i04480313 SEBP5751
1145196 CONTROL GP-BUCKET Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 197-0679 Y [2] LINKAGE GP-BUCKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP57510588
 

248-6350: CONTROL GP-BUCKET

248-6350 CONTROL GP-BUCKET
S/N A7A1-UP
PART OF 255-0041, 298-6962, 298-6963 LIFT AR
i05701411 SEBP5751
2486350 CONTROL GP-BUCKET Parts scheme
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 248-6351 [1] LINK AS (LH)  
  9U-0585 [2] RETAINER  
2. 248-6352 [1] LINK AS (RH)  
3. 248-6354 [1] LINK & BEARING AS (RH)  
4. 248-6357 [1] LINK & BEARING AS (LH)  
    (EACH LINK & BEARING INCLUDES)
4A. 111-9758 [1] PLATE  
4B. 152-3735 [1] BEARING  
4C. 152-3740 [1] BEARING  
 

#SEBP57510589
 

255-0041: LIFT AR

255-0041 LIFT AR -STANDARD LIFT MACHINES, 3-VALVE
S/N A7A1-UP
3.88-M
CANNOT BE USED WITH @@@@@255-0043@@@@@
i05701151 SEBP5751
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Parts for your 988H WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  255-8204 Y [1] ARM & BEARING AS-LIFT (3.88-M)  
  255-6961 Y [1] BUMPER GP-REAR  
  248-6350 Y [1] CONTROL GP-BUCKET  
  227-0966 Y [1] CONTROL GP-ELECTROHYDRAULIC (3-FUNCTION)  
  114-5192 Y [1] CONTROL GP-LIFT & TILT POS  
  246-6923 Y [1] LINES GP-FRONT  
  246-2323 Y [1] LINES GP-TILT CYLINDER  
  246-6921 Y [1] LINES GP-TILT CYLINDER (CYLINDER MOUNTED, STD LIFT)  
  201-0218 Y [1] VALVE & MTG GP-MAIN CONTROL (3-FUNCTION)  
  255-7139 Y [1] WIRING GP-SENSOR (LIFT, TILT POSITION)  
  149-0606 [1] PLUG AS  
  155-2265 [1] KIT-CONNECTING PLUG (8-PIN)  
    (INCLUDES PLUG AS & WEDGE)
  5P-5677 D WIRE (18-GA, BLACK)(1-M)  
  186-3736 [1] SOCKET-CONNECTOR (16-GA TO 18-GA)  
  8T-8737 [5] PLUG-SEAL  
  125-7874 E TUBE-HEAT SHRINK (5.72-MM DIA)(5-CM)  
  D   ORDER BY THE METER
  E   ORDER BY THE CENTIMETER
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
Procedure for Checking Steering Cylinder and Frame Stop Dimensions{0679, 4303, 4304, 4330, 7050, 7188}
Procedure for Checking Steering Cylinder and Frame Stop Dimensions{0679, 4303, 4304, 4330, 7050, 7188}
Technical Information Bulletin
MWL/LWL Neutralizer Valve Leakage {4330}
MWL/LWL Neutralizer Valve Leakage {4330}
Specifications
Steering Neutralizer Valve
988H Wheel Loader Steering System
Pressure Reducing Valve (Steering)
988H Wheel Loader Steering System
Relief Valve (Secondary Steering)
988H Wheel Loader Steering System
Selector and Pressure Control Valve (Secondary Steering)
988H Wheel Loader Steering System
Check Valve (Steering Quad)
988H Wheel Loader Steering System
Relief Valve (Pump Backup)
988H Wheel Loader Steering System
Pressure Switch (Secondary Steering)
988H Wheel Loader Steering System
Relief Valve (Steering Cylinder Crossover)
988H Wheel Loader Steering System
Steering Control Valve
988H Wheel Loader Steering System
Steering Control Valve (with Secondary Steering)
988H Wheel Loader Steering System
Relief Valve (Steering Pilot, Implement Pilot)
988H Wheel Loader Steering System
Check Valve (Steering) - Secondary Pilot Supply
988H Wheel Loader Steering System
STIC Control
988H Wheel Loader Steering System
Pilot Valve (STIC Steering)
988H Wheel Loader Steering System
Check Valve (Steering) - Primary Pilot Supply
988H Wheel Loader Steering System
Systems Operation
Pilot Valve (STIC Steering)
988H Wheel Loader Steering System
Steering Neutralizer Valve
988H Wheel Loader Steering System
Steering Control Valve
988H Wheel Loader Steering System
Steering Control Valve (with Secondary Steering)
988H Wheel Loader Steering System
Reuse And Salvage Guidelines
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
Final Drive Steering System, Wheel Braking System, and Wheels & Tires Salvage and Reuse Manual Contents {4000, 4050, 4100, 4250, 4300}
Contamination Control Guidelines
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Obtaining Oil Sample for Analysis {1302, 1348, 3030, 3080, 3278, 4011, 4070, 5050, 5056, 5095, 7542}
Testing and Adjusting
Relief Valve (Pump Backup) - Test and Adjust
988H Wheel Loader Steering System
Steering Neutralizer Valve - Check and Adjust
988H Wheel Loader Steering System
Relief Valve (Secondary Steering) - Test and Adjust
988H Wheel Loader Steering System
Steering Time - Check and Adjust
988H Wheel Loader Steering System
Relief Valve (Steering Pilot, Implement Pilot) - Test and Adjust
988H Wheel Loader Steering System
Relief Valve (Steering Cylinder Crossover) - Test and Adjust
988H Wheel Loader Steering System
Disassembly and Assembly
STIC Control and Pilot Valve (Steering) - Remove
988H Wheel Loader Machine Systems
STIC Control and Pilot Valve (Steering) - Install
988H Wheel Loader Machine Systems
Steering Control Valve - Remove
988H Wheel Loader Machine Systems
Steering Control Valve - Install
988H Wheel Loader Machine Systems
Steering Control Valve (with Secondary Steering) - Disassemble
988H Wheel Loader Machine Systems
Steering Control Valve (with Secondary Steering) - Assemble
988H Wheel Loader Machine Systems
Steering Control Valve - Disassemble
988H Wheel Loader Machine Systems
Steering Control Valve - Assemble
988H Wheel Loader Machine Systems
Relief Valve (Steering Pilot, Implement Pilot) - Remove and Install
988H Wheel Loader Machine Systems
Steering Neutralizer Valve - Remove
988H Wheel Loader Machine Systems
Steering Neutralizer Valve - Install
988H Wheel Loader Machine Systems
Steering Neutralizer Valve - Disassemble
988H Wheel Loader Machine Systems
Steering Neutralizer Valve - Assemble
988H Wheel Loader Machine Systems
Selector and Pressure Control Valve (Secondary Steering) - Remove and Install
988H Wheel Loader Machine Systems
Service Magazine
A New Procedure for Checking Steering Cylinder and Frame Stop Dimensions is Now Available {4303, 4304, 4330, 7050, 7188}
2013/03/21
An Improved Lip Seal for the Neutralizer Valves Now Used on Certain Large Wheel Loaders, Medium Wheel Loaders, Wheel Dozers, Landfill Compactors, and Soil Compactors {4330}
2015/07/17

Caterpillar Parts SIS Catalog 988H :

VALVE GP-STEERING
301-4599 VALVE GP-STEERING
VALVE GP-SELECTOR & PRESS CONT
6E-5566 VALVE GP-SELECTOR & PRESS CONT
VALVE GP-RELIEF
6E-6188 VALVE GP-RELIEF
VALVE GP-RELIEF
6E-3986 VALVE GP-RELIEF
VALVE GP-PUMP CONTROL
176-7520 VALVE GP-PUMP CONTROL
VALVE GP-CHECK
9T-3096 VALVE GP-CHECK
VALVE GP-CHECK
176-9370 VALVE GP-CHECK
VALVE GP-CHECK
176-9369 VALVE GP-CHECK
VALVE GP-STEERING NEUTRALIZER
296-5662 VALVE GP-STEERING NEUTRALIZER
ARM & BEARING AS-LIFT
201-1049 ARM & BEARING AS-LIFT
ARM & BEARING AS-LIFT
231-8177 ARM & BEARING AS-LIFT
ARM & BEARING AS-LIFT
243-2751 ARM & BEARING AS-LIFT
ARM & BEARING AS-LIFT
248-6340 ARM & BEARING AS-LIFT
ARM & BEARING AS-LIFT
255-8204 ARM & BEARING AS-LIFT
CONTROL GP-BUCKET
114-5196 CONTROL GP-BUCKET
CONTROL GP-BUCKET
248-6350 CONTROL GP-BUCKET

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