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RADIATOR AND HYDRAULIC OIL COOLER (2S6636 N/S)--Rear View--Part 1 of 2 Note: 6F6041 Rust Inhibitor is available Refer also to Page 265 for special parts 980


COOLING SYSTEM
COOLER GP
PUMP GP-WATER
BASIC ENGINE
DRIVE GP-FAN

WHEEL LOADER 980 WHEEL LOADER 42H
 980 WHEEL LOADER 42H00863-UP (MACHINE) UEG0311S 980 42H   (1966)

COOLING SYSTEM

COOLER GP
RADIATOR AND HYDRAULIC OIL COOLER
2S-6636 RADIATOR AND HYDRAULIC OIL COOLER
2S-6636 RADIATOR AND HYDRAULIC OIL COOLER
WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER
2S-6629 WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER
2S-6629 WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER
OIL COOLER LINES GROUP
6K-1845 OIL COOLER LINES GROUP
 

#UEG0311S0001
 

2S-6636: RADIATOR AND HYDRAULIC OIL COOLER

RADIATOR AND HYDRAULIC OIL COOLER (2S6636 N/S)--Rear View--Part 1 of 2
Note: 6F6041 Rust Inhibitor is available
Refer also to Page 265 for special parts
c125241 UEG0311S
2S6636 RADIATOR AND HYDRAULIC OIL COOLER Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1591 [11] BOLT  
2. 3B-4506 [114] LOCKWASHER  
3. 0L-1351 [8] BOLT  
4. 5S-1211 [1] COVER  
5. 5S-5080 [5] BOLT  
  3B-4505 [5] LOCKWASHER  
6. 5S-4629 [2] GASKET  
7. 5S-1213 [1] PLATE  
8. 5S-1218 [1] VALVE ASSEM.  
9. 9M-6368 [1] SCREEN  
10. 3S-7658 [1] SHIELD ASSEM.  
11. 6B-4594 [4] RIVET  
12. 3S-3009 [1] STRIP (Rubber)  
    (Parts of 3S7658 Shield Assem.)
13. 4S-5740 [2] STRIP  
14. 3B-1915 [16] BOLT  
15. 4B-4278 [4] WASHER  
16. 0S-1571 [2] BOLT  
17. 2S-6186 [1] SHIELD ASSEM.  
18. 9F-2978 [11] NUT (Weld)  
    (Part of 2S6186 Shield Assem.)
19. 4S-6884 [1] CORE ASSEM. (Oil)  
  2S-6198 [1] PLATE ASSEM.  
20. 2S-6705 [1] PLATE  
21. 2S-6707 [1] STRIP (Rubber)  
22. 6B-4594 [3] RIVET  
23. 2S-6706 [1] STRIP  
  1S-5967 [1] PLATE ASSEM.  
24. 3S-5047 [2] STRIP (Rubber)  
25. 6B-4594 [4] RIVET  
26. 3S-5046 [2] STRIP  
27. 1S-5960 [1] PLATE  
28. 2S-6194 [1] GASKET  
29. 6K-2788 [4] BAR  
30. 2S-6187 [4] BAFFLE  
31. 0S-1594 [73] BOLT  
32. 4S-5739 [2] STRIP  
33. 7M-7410 [1] PLUG  
34. 2S-6188 [4] STRIP  
35. 0S-1588 [4] BOLT  
36. 2S-6184 [1] SHIELD ASSEM.  
37. 9F-2978 [12] NUT (Weld)  
    (Part of 2S6184 Shield Assem.)
38. 2B-7558 C [1] CORK  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0311S0002
 

2S-6636: RADIATOR AND HYDRAULIC OIL COOLER

RADIATOR AND HYDRAULIC OIL COOLER (2S6636 N/S)--Side View--Part 2 of 2
Refer also to Page 265 for special parts
c125242 UEG0311S
2S6636 RADIATOR AND HYDRAULIC OIL COOLER Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9M-3115 [1] GASKET  
2. 0S-0509 [15] BOLT  
3. 3B-4506 [29] LOCKWASHER  
4. 2S-6062 [1] PLATE ASSEM.  
  2S-6064 [1] PLATE  
5. 6B-4594 [9] RIVET  
6. 2S-6063 [1] STRIP (Rubber)  
    (Parts of 2S6062 Plate Assem.)
7. 0S-1585 [8] BOLT  
8. 3B-4508 [13] LOCKWASHER  
9. 1S-5926 [1] TANK ASSEM.  
10. 5M-6214 [2] PLUG  
11. 1S-0286 [1] STUD  
12. 3H-5552 [2] PLUG  
    (Parts of 1S5926 Assem.)
13. 7S-7809 C [1] CAP ASSEM.  
14. 2S-5200 [1] GASKET ASSEM.  
15. 7S-7807 [1] INSERT  
16. 9S-9979 [1] RING  
17. 2S-2846 [1] RETAINER  
    (Parts of 7S7809 Assem.)
18. 3H-8726 [5] BLOCK  
19. 9H-5829 [1] GASKET  
20. 1A-2029 [4] BOLT  
21. 5S-1125 [1] HOSE  
22. 4L-4620 [2] CLAMP  
23. 1S-5876 [1] ADAPTER  
24. 2S-6982 [1] PLATE ASSEM. (Left Hand)  
25. 9F-2978 [8] NUT (Weld)  
26. 6B-4594 [10] RIVET  
27. 2S-6983 [1] STRIP  
    (Parts of 2S6982 Plate Assem.)
28. 2S-6197 [1] PLATE ASSEM. (Right Hand)  
29. 9F-2978 [9] NUT (Weld)  
30. 6B-4594 [10] RIVET  
31. 2S-6983 [1] STRIP  
    (Parts of 2S6197 Plate Assem.)
32. 7S-2558 C [1] CORE ASSEM. (Water)  
33. 5M-4564 [2] CLAMP  
34. 6L-3930 [1] HOSE  
35. 3S-8481 [1] TUBE ASSEM.  
36. 2S-6065 [1] PLATE ASSEM.  
  6B-4594 [8] RIVET  
37. 9F-2978 [3] NUT (Weld)  
38. 2S-6066 [1] STRIP  
39. 2S-6067 [1] STRIP  
    (Parts of 2S6065 Plate Assem.)
40. 9M-3117 [1] GASKET  
41. 2S-8154 [1] TANK  
42. 8H-9818 [1] GASKET  
43. 8H-9819 [1] ADAPTER  
44. 0S-1588 [2] BOLT  
45. 4B-7739 [1] PLUG  
46. 1S-5955 [1] PLATE ASSEM.  
  6B-4594 [2] RIVET  
47. 1S-5940 [1] PLATE  
    (Parts of 1S5955 Plate Assem.)
48. 9M-3105 [2] CLAMP  
49. 5B-0213 [6] BOLT  
50. 0L-2070 [2] BOLT  
51. 9M-8867 [1] CLAMP  
52. 9S-1366 C [5] BOLT  
  1D-4719 [5] NUT  
53. 4B-4280 [15] WASHER  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0311S0003
 

2S-6629: WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER

WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER (2S6629 N/S)--Part 1 of 2
c123714 UEG0311S
2S6629 WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-5872 [1] COVER ASSEM.  
  4M-1336 [2] FERRULE  
  2M-6471 [2] PLUG  
2. 3S-9643 [2] SEAL  
    (Parts of 1S5872 Cover Assem.)
3. 4L-7615 [2] REGULATOR  
4. 1S-5873 [1] HOUSING ASSEM.  
5. 3D-0490 [4] STUD  
6. 3B-0623 [1] PLUG  
    (Parts of 1S5873 Housing Assem.)
7. 2S-0304 [1] GASKET  
8. 2S-0303 [2] GASKET  
9. 2S-3092 [1] GASKET  
10. 2S-2986 [1] GASKET  
11. 1S-9184 [1] GASKET  
12. 0S-1588 [4] BOLT  
13. 3B-4506 [14] LOCKWASHER  
14. 1F-7552 C [3] FITTING  
  1F-1344 [3] NUT  
    (1 in each 1F7552 Fitting)
15. 1S-7708 [1] TUBE (12.61" Long)  
16. 7S-9483 C [1] TUBE (13.19" Long)  
17. 2S-5156 [1] PIPE  
18. 2S-5576 [2] GASKET  
19. 1D-4717 [4] NUT  
20. 0S-1571 [2] BOLT  
21. 3B-4508 [12] LOCKWASHER  
22. 5S-3070 [1] BRACKET ASSEM.  
23. 4B-4278 [4] WASHER  
24. 0S-1590 [2] BOLT  
25. 0S-1585 [4] BOLT  
26. 5S-3077 [1] BONNET  
27. 9M-8546 [1] GASKET  
28. 4S-6457 [1] GASKET  
29. 1A-2029 [4] BOLT  
30. 5S-3076 [1] BONNET  
31. 2S-5554 [1] CORE ASSEM.  
  3J-5390 [1] PLUG  
    (Part of 2S5554 Assem.)
32. 2S-5553 [2] GASKET  
33. 0S-1587 [8] BOLT  
34. 2S-5292 [1] TUBE ASSEM. (28.03" long overall)  
35. 4S-6465 [1] HOSE  
36. 4L-4620 [2] CLAMP  
37. 1L-0477 [1] FITTING  
  4H-2495 C [1] NUT  
  4H-2494 [1] SLEEVE  
    (Parts of 1L477 Fitting)
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0311S0004
 

2S-6629: WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER

WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER (2S6629 N/S)--Part 2 of 2
c123715 UEG0311S
2S6629 WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1S-5874 [1] LIFTING EYE  
2. 0L-1352 [10] BOLT  
3. 3B-4506 [23] LOCKWASHER  
4. 5H-4450 [2] CLAMP  
5. 6L-3943 [1] HOSE  
6. 3S-8986 [1] ELBOW  
7. 8S-9191 C [3] BOLT  
8. 3S-8536 [1] SPACER  
9. 1A-5964 [2] BOLT  
10. 0T-0573 [2] BOLT  
11. 0L-2070 [1] BOLT  
12. 0S-1608 [1] BOLT  
13. 4S-6456 [1] SUPPORT ASSEM.  
14. 0S-1595 [1] BOLT  
15. 3B-4508 [11] LOCKWASHER  
16. 4B-4280 [3] WASHER  
17. 0S-1594 [1] BOLT  
18. 1D-4717 [1] NUT  
19. 4B-4278 [4] WASHER  
20. 2S-0734 [1] CORE ASSEM.  
21. 8M-9307 [1] PLUG  
  6F-7062 [1] WASHER  
    (Parts of 2S734 Core Assem.)
22. 9M-8546 [1] GASKET  
23. 2H-8829 [1] PLUG  
24. 6F-7062 [1] WASHER  
25. 2S-8891 [1] BONNET  
26. 5S-3076 [1] BONNET  
27. 5S-3072 [1] BRACKET ASSEM.  
  1F-0748 [2] NUT (Weld)  
    (Part of 5S3072 Bracket Assem.)
28. 0S-1590 [2] BOLT  
29. 0S-1591 [2] BOLT  
30. 0S-1585 C [5] BOLT  
31. 5S-3074 [1] BRACKET  
32. 4S-6465 [1] HOSE  
33. 4L-4620 [2] CLAMP  
34. 7S-6298 C [1] ELBOW ASSEM.  
35. 5B-9603 [1] BOLT  
36. 1D-4719 [4] NUT  
37. 1B-2886 C [1] BOLT  
  C   INDICATES CHANGE FROM PREVIOUS
 

#UEG0311S0005
 

5S-1912: WATER PUMP ASSEMBLY

5S1912 WATER PUMP ASSEMBLY--Type 1
See Page 34 for Gasket Kit
c111370 UEG0311S
5S1912 WATER PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1588 J [2] BOLT  
2. 3B-4506 H [17] LOCKWASHER  
3. 2M-8675 [1] SEAL  
4. 2S-4580 [1] SPACER  
5. 2S-1912 H [1] LOCK  
6. 5B-9603 J [3] BOLT  
7. 2S-4550 [1] GEAR (27 Teeth)  
8. 0S-0509 [3] BOLT  
9. 3B-4618 H [1] COTTER PIN  
10. 3B-6734 H [1] NUT  
  6B-0863 H [1] WASHER  
11. 2S-4578 H [1] KEY  
12. 2S-4579 [1] RETAINER  
13. 7H-6967 H [1] BEARING  
14. 5F-8651 H [1] BEARING  
15. 2S-4583 [1] GASKET  
16. 2S-4551 [1] BODY  
17. 0L-1143 J [3] BOLT  
18. 5H-8624 [1] SEAL  
19. 2S-4437 H [1] IMPELLER ASSEM.  
20. 4M-2347 H [1] NUT  
  7F-0560 H [1] WASHER  
21. 4M-2348 H [1] COTTER PIN  
22. 2S-4549 H [1] SHAFT  
23. 1N-9177 J [1] SEAL ASSEM.  
24. 4S-6965 J [1] HOUSING  
25. 1B-4203 J [1] NUT  
  H   7S1219 WATER PUMP REBUILD KIT
  J   NOT PART OF 5S1912 WATER PUMP
 

#UEG0311S0006
 

5S-1912: WATER PUMP ASSEMBLY

5S1912 WATER PUMP ASSEMBLY--Type 2
See Page 34 for Gasket Kit
c165065 UEG0311S
5S1912 WATER PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1588 J [2] BOLT  
2. 3B-4506 [17] LOCKWASHER  
3. 2M-8675 [1] SEAL  
4. 2S-4580 H [1] SPACER  
5. 2S-1912 H [1] LOCK  
6. 5B-9603 J [3] BOLT  
7. 2S-4550 [1] GEAR (27 teeth)  
8. 0S-0509 [3] BOLT  
9. 3B-4618 H [1] COTTER PIN  
10. 3B-6734 H [1] NUT  
  6B-0863 H [1] WASHER  
11. 2S-4578 H [1] KEY  
12. 2S-4579 [1] RETAINER  
13. 7H-6967 H [1] BEARING  
14. 5F-8651 H [1] BEARING  
15. 2S-4583 [1] GASKET  
16. 2S-4551 [1] BODY  
17. 0L-1143 J [3] BOLT  
18. 5H-8624 [1] SEAL  
19. 9S-1296 CH [1] IMPELLER  
20. 4M-2347 H [1] NUT  
  7F-0560 H [1] WASHER  
21. 4M-2348 H [1] COTTER PIN  
22. 2S-4549 H [1] SHAFT  
23. 1N-9177 C [1] SEAL ASSEM.  
24. 4S-6965 J [1] HOUSING  
  2S-2986 C [1] GASKET  
25. 1B-4203 J [1] NUT  
26. 8S-8821 C [1] SEAL  
  8S-7762 C [1] RING  
27. 2S-3092 C [1] GASKET  
  C   INDICATES CHANGE
  J   NOT PART OF 5S1912 WATER PUMP
 

#UEG0311S0007
 

1P-1256: FAN DRIVE GROUP

1P1256 FAN DRIVE GROUP
Replaces 4S7872 shown on Page 17
c145036 UEG0311S
1P1256 FAN DRIVE GROUP Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-0187 [6] STUD  
  1B-4205 [6] NUT  
2. 3B-4508 [6] LOCKWASHER  
3. 1P-1253 [1] FLANGE ASSEM.  
4. 7B-3235 [3] BOLT  
5. 9S-8034 [1] PLATE  
6. 9S-8033 [1] HUB  
 

#UEG0311S0008
 

3S-7655: BLOWER FAN AND DRIVE GROUP

3S7655 BLOWER FAN AND DRIVE GROUP
Refer also to Page 266 for special parts
c122508 UEG0311S
3S7655 BLOWER FAN AND DRIVE GROUP Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7B-3235 [6] BOLT  
  3B-4508 [6] LOCKWASHER  
2. 3S-7596 [1] PULLEY  
3. 4S-6512 [1] SPIDER ASSEM.  
4. 0S-1571 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
5. 4L-6764 [1] KEY  
6. 1A-1460 [2] BOLT  
7. 2S-1949 [1] LOCK  
8. 7S-1083 [1] WASHER  
9. 4S-7872 Y [1] CLUTCH ASSEM.  
    (See Separate Illustration)
10. 9M-3405 [1] WASHER  
11. 7S-1110 [1] ADAPTER  
  Y   SEPARATE ILLUSTRATION
 

#UEG0311S0009
 

4S-7872: FAN DRIVE CLUTCH ASSEMBLY

4S7872 FAN DRIVE CLUTCH ASSEMBLY
Replaced by 1P1256 shown on Page 16B
Part of 3S7655 Blower Fan and Drive Group
c79201 UEG0311S
4S7872 FAN DRIVE CLUTCH ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 980 WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5S-5079 [1] HOUSING  
  0S-1618 [8] BOLT  
  3B-4505 [8] LOCKWASHER  
  4B-4277 [8] WASHER  
  8M-4704 [1] SEAL  
  9M-5160 [1] PISTON ASSEM.  
  9M-5164 [1] COVER  
  8M-0560 [6] SPRING  
  2S-2078 [2] SEAL  
  2S-2888 [1] BOTTLE  
    (SILICONE FLUID)
  2S-2887 [1] ROTOR ASSEM.  
 

Information:

Service Magazine
Special Instruction for Testing Oil Coolers {1378}
2003/11/24
Test Kit Checks Oil Coolers for Leaks {0768, 0781, 0783, 0784}
2004/12/27

Caterpillar Parts SIS Catalog 980 :

2S-6636 RADIATOR AND HYDRAULIC OIL COOLER
WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER
2S-6629 WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER
2S-6629 WATER LINES, TORQUE CONVERTER & ENGINE OIL COOLER
WATER PUMP ASSEMBLY
5S-1912 WATER PUMP ASSEMBLY
WATER PUMP ASSEMBLY
5S-1912 WATER PUMP ASSEMBLY
FAN DRIVE GROUP
1P-1256 FAN DRIVE GROUP
BLOWER FAN AND DRIVE GROUP
3S-7655 BLOWER FAN AND DRIVE GROUP
FAN DRIVE CLUTCH ASSEMBLY
4S-7872 FAN DRIVE CLUTCH ASSEMBLY

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