6N1676 GOVERNOR AND FUEL INJECTION PUMP GROUP Engine Serial No. 48W1 to 48W1195 inclusive 4N1894 Governor, 9S3423 Spring, 7N2520 and 4N1101 Pump parts are shown on Pages 55, 56, 57, 61, 62, 63 and 64 988B



FUEL SYSTEM
GOVERNOR GP

WHEEL LOADER 988B WHEEL LOADER 50W
 988B WHEEL LOADER 50W00001-06040 (MACHINE) POWERED BY 3408 ENGINE SEBP1079 988B 50W   (1976)

FUEL SYSTEM

GOVERNOR GP
GOVERNOR AND FUEL INJECTION PUMP GROUP
6N-1676 GOVERNOR AND FUEL INJECTION PUMP GROUP
GOVERNOR AND FUEL INJECTION PUMP GROUP
7N-1238 GOVERNOR AND FUEL INJECTION PUMP GROUP
GOVERNOR FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
7N-6272 GOVERNOR FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
PUMP GP-GOV,FUEL INJ,FUEL TFR
8N-6600 PUMP GP-GOV,FUEL INJ,FUEL TFR
 

#SEBP10790170
 

6N-1676: GOVERNOR AND FUEL INJECTION PUMP GROUP

6N1676 GOVERNOR AND FUEL INJECTION PUMP GROUP
Engine Serial No. 48W1 to 48W1195 inclusive
4N1894 Governor, 9S3423 Spring, 7N2520 and 4N1101 Pump parts are shown on
Pages 55, 56, 57, 61, 62, 63 and 64
c224651 SEBP1079
6N1676 GOVERNOR AND FUEL INJECTION PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 0S-1591 C [2] BOLT  
2. 0S-1571 C [4] BOLT  
3. 9L-6448 C [1] SPRING  
4. 2P-9556 [1] WASHER (flat)  
  2N-0828 [2] WASHER (spring)  
5. 4N-1894 [1] GOVERNOR GROUP  
6. 9S-3423 YC [1] SPRING GROUP  
    (Separate Illustration)
7. 0L-1143 [1] BOLT  
8. 4N-8068 [1] ADAPTER  
9. 4N-8067 [1] GASKET  
10. 5P-0076 [4] BOLT  
11. 7N-2520 YC [1] FUEL INJECTION PUMP GROUP  
    (Separate Illustration)
12. 0S-1594 C [6] BOLT  
13. 4N-1104 [1] GASKET  
14. 4N-1101 Y [1] FUEL TRANSFER PUMP GROUP  
    (Separate Illustration)
15. 053-2294 C [1] BOLT  
16. 4N-1868 [1] GASKET  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790171
 

7N-1238: GOVERNOR AND FUEL INJECTION PUMP GROUP

7N1238 GOVERNOR AND FUEL INJECTION PUMP GROUP
Engine Serial No. 48W1196 to 48W4267 inclusive. 4N1894 Governor, 9S3423 Spring, 7N1233 and 4N1101 Pump
parts are shown on Pages 55 through 60C, 61, 63A through 63D & 64
c163762 SEBP1079
7N1238 GOVERNOR AND FUEL INJECTION PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 0S-1571 [4] BOLT  
3. 9L-6448 [1] SPRING  
4. 2P-9556 [1] WASHER (flat)  
  2N-0828 [2] WASHER (spring)  
5. 4N-1894 [1] GOVERNOR GROUP  
6. 9S-3423 Y [1] SPRING GROUP  
    (Separate Illustration)
7. 0L-1143 [1] BOLT  
8. 4N-8068 [1] ADAPTER  
9. 4N-8067 [1] GASKET  
10. 5P-0076 [4] BOLT  
11. 7N-1233 Y [1] FUEL INJECTION PUMP GROUP  
    (Separate Illustration)
12. 0S-1594 [6] BOLT  
13. 4N-1104 [1] GASKET  
14. 4N-1101 Y [1] FUEL TRANSFER PUMP GROUP  
    (Separate Illustration)
15. 053-2294 [1] BOLT  
16. 4N-1868 [1] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790172
 

7N-6272: GOVERNOR FUEL INJECTION AND FUEL TRANSFER PUMP GROUP

7N6272 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
Engine Serial No. 48W4268 to 48W7684 inclusive
7N6271 Governor, 7N6192 Control, 9N3326 and 4N1101 Pump parts are shown
on Pages 60D, 60E, 61B, 63E, 63F, 63G, 63H & 64
c169468 SEBP1079
7N6272 GOVERNOR FUEL INJECTION AND FUEL TRANSFER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 1C-2251 [4] BOLT  
3. 9L-6448 [1] SPRING  
4. 2P-9556 [1] WASHER (flat)  
  2N-0828 [2] WASHER (spring)  
5. 7N-6271 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 7N-6192 Y [1] TORQUE CONTROL GROUP  
    (Separate Illustration)
7. 0L-1143 [1] BOLT  
8. 053-2294 [1] BOLT  
9. 3B-1915 [4] BOLT  
10. 4N-1868 [1] GASKET  
11. 9N-3326 Y [1] FUEL INJECTION PUMP GROUP  
    (Separate Illustration)
12. 0S-1594 [6] BOLT  
13. 4N-1104 [1] GASKET  
14. 4N-1101 Y [1] FUEL TRANSFER PUMP GROUP  
    (Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790173
 

8N-6600: PUMP GP-GOV,FUEL INJ,FUEL TFR

8N6600 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
Engine Serial No. 48W7685 to 48W8731 inclusive
7N6271 Governor, 4N4267 Torque Spring, 9N3328 and 4N1101 Pump
parts are shown on Pages 60D, 60E, 61B, 63J, 63K and 64
c224836 SEBP1079
8N6600 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 1C-2251 [4] BOLT  
3. 9L-6448 [1] SPRING  
4. 2P-9556 [1] WASHER (flat)  
  2N-0828 [2] WASHER (spring)  
5. 7N-6271 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 4N-4267 Y [1] TORQUE CONTROL GROUP  
    (Separate Illustration)
7. 0L-1143 [1] BOLT  
8. 053-2294 [1] BOLT  
9. 3B-1915 [4] BOLT  
10. 4N-1868 [1] GASKET  
11. 9N-3328 Y [1] FUEL INJECTION PUMP GROUP  
    (Separate Illustration)
12. 0S-1594 [6] BOLT  
13. 4N-1104 [1] GASKET  
14. 4N-1101 Y [1] FUEL TRANSFER PUMP GROUP  
    (Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790174
 

8N-6600: PUMP GP-GOV,FUEL INJ,FUEL TFR

8N6600 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
Engine Serial No. 48W8732 to 48W9166 inclusive. 8N7526 Governor, 4N4267 Torque Spring,
9N3328 and 4N1101 Pump parts are shown on Pages 60E-1, 60E-2, 61B, 63J, 63K and 64
c175143 SEBP1079
8N6600 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 1C-2251 [4] BOLT  
3. 9L-6448 [1] SPRING  
4. 2P-9556 [1] WASHER (flat)  
  2N-0828 [2] WASHER (spring)  
5. 8N-7526 YC [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 4N-4267 Y [1] TORQUE CONTROL GROUP  
    (Separate Illustration)
7. 0L-1143 [1] BOLT  
8. 053-2294 [1] BOLT  
9. 3B-1915 [4] BOLT  
10. 4N-1868 [1] GASKET  
11. 9N-3328 Y [1] FUEL INJECTION PUMP GROUP  
    (Separate Illustration)
12. 0S-1594 [6] BOLT  
13. 4N-1104 [1] GASKET  
14. 4N-1101 Y [1] FUEL TRANSFER PUMP GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790175
 

8N-6600: PUMP GP-GOV,FUEL INJ,FUEL TFR

8N6600 GOVERNOR, FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
Engine Serial No. 48W9167-Up
8N7526 Governor, 9N2893 Torque Control, 9N3328 and 4N1101 Pump parts are shown on Pages 60E-1, 60E-2, 61D, 63J, 63K & 64
c175651 SEBP1079
8N6600 PUMP GP-GOV,FUEL INJ,FUEL TFR Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 0S-1591 [2] BOLT  
2. 1C-2251 [4] BOLT  
3. 9L-6448 [1] SPRING  
4. 2P-9556 [1] WASHER (flat)  
  2N-0828 [2] WASHER (spring)  
5. 8N-7526 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
6. 9N-2893 CY [1] TORQUE CONTROL GROUP  
    (Separate Illustration)
7. 0L-1143 [1] BOLT  
8. 053-2294 [1] BOLT  
9. 3B-1915 [4] BOLT  
10. 4N-1868 [1] GASKET  
11. 9N-3328 Y [1] FUEL INJECTION PUMP GROUP  
    (Separate Illustration)
12. 0S-1594 [6] BOLT  
13. 4N-1104 [1] GASKET  
14. 4N-1101 Y [1] FUEL TRANSFER PUMP GROUP  
    (Separate Illustration)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790176
 

4N-1894: GOVERNOR GP

4N1894 GOVERNOR GROUP--Part 1 of 3
Engine Serial No. 48W1 to 48W1376 inclusive
Part of 6N1676 and 7N1238 Governor and Fuel Injection Pump Groups shown on Pages 54 and 54A
c210120 SEBP1079
4N1894 GOVERNOR GP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 5P-3272 [2] SEAL  
2. 4N-1911 [1] SHAFT  
3. 1A-9579 [3] BOLT  
4. 9S-8008 [1] PLUG  
  3D-2824 [1] SEAL  
5. 0S-1594 [1] BOLT  
6. 9S-5393 [1] PLUG  
  2P-8763 [1] GASKET  
7. 6H-5636 C [1] BOLT  
8. 2S-7465 [1] SCREW  
  4B-2042 [1] NUT  
  3B-4501 [1] LOCKWASHER  
  8F-1462 [2] WASHER  
  2S-7307 [2] INSULATOR  
9. 1S-9312 [1] SPRING  
10. 1Y-0462 [1] WASHER  
11. 9M-1216 [1] PLUNGER  
12. 4N-6165 [1] SCREW (high-idle)  
13. 6N-6104 [1] HOUSING ASSEM.  
    (Includes)
14. 4D-0514 [2] PLUG  
15. 9S-0798 [1] BEARING  
16. 8S-0134 [1] BEARING  
17. 8F-8520 [1] DOWEL  
18. 4N-5266 [1] SCREW (low-idle)  
19. 5M-6214 [1] PLUG  
20. 9L-9666 [1] COVER  
  9L-9577 [1] GASKET  
21. 6H-5636 [1] BOLT  
  5B-5492 C [1] WASHER  
  C   INDICATES CHANGE
 

#SEBP10790177
 

4N-1894: GOVERNOR GP

4N1894 GOVERNOR GROUP--Part 2 of 3
Engine Serial No. 48W1 to 48W1376 inclusive. Part of 6N1676 and 7N1238 Governor and
Fuel Injection Pump Groups shown on Pages 54 and 54A. 6N1947 Piston parts are
shown on Page 61
c210826 SEBP1079
4N1894 GOVERNOR GP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 2F-4159 [1] LOCK  
2. 4N-1870 [1] GASKET  
3. 9S-4673 [1] BAND ASSEM.  
4. 9S-4468 [1] BOLT  
5. 9L-6509 [1] WEIGHT ASSEM.  
    (Includes)
6. 9L-4989 [2] WEIGHT  
7. 1S-5440 [2] DOWEL  
8. 6N-7818 C [1] LOCK (ring)  
9. 2P-8679 [1] STRAINER ASSEM.  
10. 2A-5328 [3] LOCK  
11. 7L-6210 [1] BOLT  
12. 6N-2501 [1] BRACKET  
13. 6N-2496 [1] LEVER  
14. 2S-7316 [1] SHAFT  
15. 6N-2502 [1] LEVER  
  6N-2498 [1] SPRING  
16. 0S-1618 [2] BOLT  
17. 6N-2507 [1] PIN  
18. 6N-1947 Y [1] PISTON GROUP  
    (Separate Illustration)
19. 5D-6539 C [2] SEAL  
20. 6N-8779 C [1] DRIVE ASSEM.  
21. 3H-1258 C [1] RING  
22. 6N-0265 C [1] DOWEL  
23. 8M-6393 [1] RING  
24. 4N-1531 [1] PLATE ASSEM.  
    (Includes)
  6N-3175 [1] DOWEL  
  5M-6214 [1] PLUG  
25. 4N-0898 [1] DOWEL  
26. 9M-2089 [1] DOWEL  
27. 6N-6911 [1] BEARING  
28. 6N-8783 C [1] GEAR (42 teeth)  
29. 6N-8780 C [1] STOP  
30. 2P-8686 [1] LEVER ASSEM.  
    (Includes)
  9S-4466 [1] LEVER ASSEM.  
31. 9M-9788 [1] PLUNGER  
32. 7M-7316 [1] SPRING  
33. 5H-1351 [1] PIN  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP10790178
 

4N-1894: GOVERNOR GP

4N1894 GOVERNOR GROUP--Part 3 of 3
Engine Serial No. 48W1 to 48W1376 inclusive
Part of 6N1676 and 7N1238 Governor and Fuel Injection Pump Groups shown on
Pages 54 and 54A
c210121 SEBP1079
4N1894 GOVERNOR GP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 2S-7235 [1] SPRING  
2. 2S-7289 [1] COLLAR  
3. 8L-4154 [1] COLLAR  
4. 1B-4201 [1] NUT  
5. 8L-4155 [1] SCREW  
6. 9M-4704 [1] BOLT  
7. 6N-3504 [1] SEAT  
8. 9M-6303 [1] SPRING  
9. 2P-8630 C [1] DOWEL  
10. 7M-7193 [2] RACE  
11. 7M-7219 [1] BEARING  
12. 3K-0810 [1] RING  
13. 2S-0007 [1] SLEEVE  
14. 4N-3887 C [1] RING  
15. 9M-6302 [2] WASHER  
16. 6N-8629 C [1] SEAT  
17. 8H-9181 [1] SPRING  
18. 8M-8739 [1] BOLT  
  C   INDICATES CHANGE
 

#SEBP10790179
 

4N-1894: GOVERNOR GP

4N1894 GOVERNOR GROUP--Part 1 of 3--Type 1
Engine Serial No. 48W1377 to 48W4267 inclusive
Part of 7N1238 Governor and Fuel Injection Pump Group shown on Page 54A
c164105 SEBP1079
4N1894 GOVERNOR GP Parts scheme
  For full view, you need register

Parts for your 988B WHEEL LOADER:

Pos. Part No Qty Parts name Comments
1. 5P-3272 [2] SEAL  
2. 4N-1911 [1] SHAFT  
3. 1A-9579 [3] BOLT  
4. 9S-8008 [1] PLUG  
  3D-2824 [1] SEAL  
5. 0S-1594 [1] BOLT  
6. 9L-9666 [1] COVER  
  9L-9577 [1] GASKET  
7. 6H-5636 [1] BOLT  
8. 2S-7465 [1] SCREW  
  4B-2042 [1] NUT  
  3B-4501 [1] LOCKWASHER  
  8F-1462 [2] WASHER  
  2S-7307 [2] INSULATOR  
9. 5M-6214 [1] PLUG  
10. 6H-5636 [1] BOLT  
11. 5B-5492 [1] WASHER  
12. 4N-6165 [1] SCREW (high-idle)  
13. 6N-6104 [1] HOUSING ASSEM.  
    (Includes)
14. 4D-0514 [2] PLUG  
15. 9S-0798 [1] BEARING  
16. 8S-0134 [1] BEARING  
17. 8F-8520 [1] DOWEL  
18. 4N-5266 [1] SCREW (low-idle)  
 

Information:

Caterpillar Parts SIS Catalog 988B :

PEDAL GP-GOVERNOR
1V-4864 PEDAL GP-GOVERNOR
CONTROL GP-GOVERNOR
1V-4954 CONTROL GP-GOVERNOR
MUFFLER GP
4N-2435 MUFFLER GP
MUFFLER GP
4N-2435 MUFFLER GP
MANIFOLD GP-EXHAUST
8N-0080 MANIFOLD GP-EXHAUST
EXTENSION GP-EXHAUST
4N-2434 EXTENSION GP-EXHAUST
MANIFOLD GP-EXHAUST
4N-2154 MANIFOLD GP-EXHAUST
LINES GP-TURBOCHARGER OIL
4N-2342 LINES GP-TURBOCHARGER OIL
GOVERNOR AND FUEL INJECTION PUMP GROUP
7N-1238 GOVERNOR AND FUEL INJECTION PUMP GROUP
GOVERNOR FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
7N-6272 GOVERNOR FUEL INJECTION AND FUEL TRANSFER PUMP GROUP
PUMP GP-GOV,FUEL INJ,FUEL TFR
8N-6600 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
8N-6600 PUMP GP-GOV,FUEL INJ,FUEL TFR
PUMP GP-GOV,FUEL INJ,FUEL TFR
8N-6600 PUMP GP-GOV,FUEL INJ,FUEL TFR
GOVERNOR GP
4N-1894 GOVERNOR GP
GOVERNOR GP
4N-1894 GOVERNOR GP
GOVERNOR GP
4N-1894 GOVERNOR GP

Truck sale:

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- Wheel Loaders
CGT - COMPAGNIA GENERALE TRATTORI
Italy