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9H2256 PUMP ASSEMBLY Serial No. 48J762, 766 to 774, 776 and 48J778-Up Part of Fuel Priming Pump shown on Page 38 977K


FUEL SYSTEM
PUMP GP-FUEL PRIMING
FILTER GP-FUEL
PUMP GP-FUEL TRANSFER
LINES GP-FUEL
OPERATOR STATION
PANEL GP

TRACK LOADER 977K TRACK LOADER 48J
 977L TRAXCAVATOR 48J00586-01058 (MACHINE) UEH0574S 977K 48J   (1968)

FUEL SYSTEM

PUMP GP-FUEL PRIMING
PUMP ASSEMBLY
9H-2256 PUMP ASSEMBLY
PUMP ASSEMBLY
9H-2256 PUMP ASSEMBLY
FUEL PRIMING PUMP
8S-8985 FUEL PRIMING PUMP
 

#UEH0574S0050
 

9H-2256: PUMP ASSEMBLY

9H2256 PUMP ASSEMBLY
Serial No. 48J762, 766 to 774, 776 and 48J778-Up
Part of Fuel Priming Pump shown on Page 38
c145779 UEH0574S
9H2256 PUMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1M-6718 [2] BALL  
2. 1H-1023 [2] SEAL  
3. 1M-6781 [3] NUT  
 

#UEH0574S0051
 

8S-8985: FUEL PRIMING PUMP

FUEL PRIMING PUMP (8S8985 N/S)
9H2256 Pump parts are shown on Page 37
c144558 UEH0574S
8S8985 FUEL PRIMING PUMP Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9H-2256 Y [1] PUMP ASSEM.  
    (Separate Illustration)
2. 8S-8982 [1] TUBE  
3. 3B-8998 [3] FITTING  
4. 1A-2029 [2] BOLT  
5. 3B-4506 [2] LOCKWASHER  
6. 1H-7922 [1] FITTING  
7. 8S-8983 [1] TUBE  
8. 8S-8984 [1] BRACKET  
  Y   SEPARATE ILLUSTRATION
 

#UEH0574S0052
 

8S-9311: FUEL FILTER

FUEL FILTER (8S9311 N/S)
c130602 UEH0574S
8S9311 FUEL FILTER Parts scheme
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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] NEEDLE ASSEM.  
2. [1] SEAT  
3. [1] BASE  
4. [1] PLUG  
5. [1] STUD  
6. [4] PLUG  
7. [1] GASKET  
8. [1] ADAPTER  
9. [3] BOLT  
  [3] WASHER  
10. [1] FILTER ASSEM.  
11. [1] GASKET  
12. [3] BOLT (2.25" Long)  
  [2] BOLT (1.25" Long)  
13. [5] WASHER  
14. [1] ADAPTER  
15. [2] SEAL  
 

#UEH0574S0053
 

5S-9076: FUEL PUMP HOUSING GROUP

5S9076 FUEL PUMP HOUSING GROUP
Part of Fuel Pump Housing and Governor shown on Page 33
c134882 UEH0574S
5S9076 FUEL PUMP HOUSING GROUP Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1M-3506 [6] RING  
  1P-0233 [6] DOWEL  
  1P-0231 [6] BALL  
  1P-0233 [6] DOWEL  
  1P-0234 [6] BALL  
    (PARTS OF HOUSING ASSEM 5S9051)
  2M-4208 [6] SPACER (174" THICK)  
  2M-4209 [6] SPACER (178" THICK)  
  2M-4210 [6] SPACER (182" THICK)  
  2M-4211 [6] SPACER (186" THICK)  
  2M-4212 [6] SPACER (190" THICK)  
  1S-0206 [6] SPRING  
  3S-9735 [6] LIFTER ASSEM.  
  4F-6024 [2] DOWEL  
  1S-1953 [1] BEARING  
    (PARTS OF HOUSING ASSEM. 5S9051)
  8H-9208 [1] DOWEL  
    (PART OF GEAR ASSEM. 5S5058)
  7M-5940 [1] PLATE  
  2H-3504 [1] LOCK  
  2S-7905 [1] PLUG  
    (PART OF HOUSING ASSEM. 5S9051)
  0L-0472 [1] BOLT  
  8H-9208 [1] DOWEL  
    (PART OF CAMSHAFT ASSEM. 1M101)
  1S-0214 [1] SPRING  
  5S-5058 [1] GEAR ASSEM.  
    (66 TEETH)
  2M-8604 [1] BEARING  
  2A-3746 [1] PLUG  
  3D-4603 [1] PLUG  
    (PARTS OF HOUSING ASSEM. 5S9051)
  5S-9051 [1] HOUSING ASSEM.  
  4M-0411 [6] BONNET  
  8H-9204 [6] WASHER  
  2M-4314 [6] BUSHING  
  1M-1077 [6] SEAL  
  9B-1363 [6] SPRING  
  9H-5746 [6] CHECK  
  9H-5797 [6] PLUNGER AND BARREL ASSEM.  
  9H-5729 [6] WASHER  
  9H-1296 [1] BEARING  
    (PART OF HOUSING ASSEM. 5S9051)
  1S-7436 [1] RACK  
  1M-0690 [1] SLEEVE  
    (PART OF 1M101 ASSEM.)
  4M-1474 [3] PIN  
  9H-1284 [1] BEARING  
    (PARTS OF HOUSING ASSEM. 5S9051)
  1M-0101 [1] CAMSHAFT ASSEM.  
  1M-1226 [1] BEARING  
    (PART OF HOUSING ASSEM. 5S9051)
 

#UEH0574S0054
 

5S-7248: FUEL INJECTION VALVES AND LINES GROUP

5S7248 FUEL INJECTION VALVES AND LINES GROUP
Serial No. 48J586 to 759, 761, 764, 765, 767, 777, 780, 784 to 800, 802, 803, 805
to 810, 812, 816, 821, 822, 848, 853 and 48J855 inclusive
c112421 UEH0574S
5S7248 FUEL INJECTION VALVES AND LINES GROUP Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] LINE ASSEM. (No. 6)  
2. [1] LINE ASSEM. (No. 5)  
3. [1] LINE ASSEM. (No. 4)  
4. [1] CLAMP  
5. [2] DAMPER  
6. [8] BOLT  
  [8] LOCKWASHER  
7. [1] LINE ASSEM. (No. 3)  
8. [1] LINE ASSEM. (No. 2)  
9. [1] LINE ASSEM. (No. 1)  
10. [1] CLAMP  
11. [1] FITTING  
12. [1] TUBE (Drain)  
13. [1] CLIP  
14. [1] BOLT  
15. [6] LOCKWASHER  
16. [1] SEAL  
17. [2] BOLT  
18. [1] SEAL  
19. [1] BOLT (1.375" Long)  
  [1] BOLT (1.75" Long)  
20. [1] SEAL  
21. [1] BOLT  
22. [1] BRACKET  
23. [1] PLUG  
24. [1] SEAL  
25. [1] CLAMP  
26. [2] DAMPER  
27. [1] CLAMP  
28. [6] VALVE SERVICE GROUP  
29. [1] SEAL  
30. [1] SEAL  
31. [6] BODY  
32. [6] NUT  
 

#UEH0574S0055
 

5S-7248: FUEL INJECTION VALVES AND LINES

FUEL INJECTION VALVES AND LINES (5S7248 N/S)
Serial No. 48J760, 762, 763, 766, 768 to 776, 778, 779, 781, 782, 783, 801, 804, 811, 813 to 815,
817 to 820, 823 to 847, 849 to 852, 854 and 48J856-Up
c115516 UEH0574S
5S7248 FUEL INJECTION VALVES AND LINES Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5S-7176 [ 1] LINE ASSEM. (No. 6)  
2. 5S-7175 [ 1] LINE ASSEM. (No. 5)  
3. 9S-1230 [ 1] LINE ASSEM. (No. 4)  
4. 8S-4003 [ 1] CLAMP  
5. 8S-4005 [ 2] DAMPER  
6. 1B-2790 [ 8] BOLT  
  3B-4505 [ 8] LOCKWASHER  
7. 5S-7173 [ 1] LINE ASSEM. (No. 3)  
8. 5S-7172 [ 1] LINE ASSEM. (No. 2)  
9. 5S-7171 [ 1] LINE ASSEM. (No. 1)  
10. 8S-4004 [ 1] CLAMP  
11. 1P-9328 [ 1] FITTING  
12. 5S-7223 [ 1] TUBE (Drain)  
13. 9S-1350 [ 1] CLIP  
14. 0S-0509 [ 1] BOLT  
15. 3B-4506 [ 6] LOCKWASHER  
16. 8M-5248 [ 1] SEAL  
17. 1A-2029 [ 1] BOLT  
18. 8M-5260 [ 1] SEAL  
19. 0S-1591 [ 3] BOLT  
20. 8M-4987 [ 1] SEAL  
21. 0T-0055 [ 1] BOLT  
22. 2P-8704 [ 1] BRACKET  
23. 5M-6214 [ 1] PLUG  
24. 8M-4445 [ 1] SEAL  
25. 8S-3998 [ 1] CLAMP  
26. 8S-4000 [ 2] DAMPER  
27. 8S-3999 [ 1] CLAMP  
28. 7S-9891 [ 6] VALVE SERVICE GROUP  
29. 5B-3718 [ 1] SEAL  
30. 6F-1069 [ 1] SEAL  
31. 8S-2389 [ 6] BODY  
32. 5H-7225 [ 6] NUT  
 

#UEH0574S0056
 

2P-1549: FUEL SYSTEM

FUEL SYSTEM (2P1549 N/S)
c113172 UEH0574S
2P1549 FUEL SYSTEM Parts scheme
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Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [4] CLIP  
2. [7] BOLT (.75" Long)  
  [7] LOCKWASHER  
3. [4] BOLT  
  [4] LOCKWASHER  
4. [1] TANK ASSEM.  
5. [1] CAP ASSEM.  
6. [1] BAFFLE  
7. [1] GASKET  
8. [1] BOLT  
9. [1] GASKET  
10. [1] WASHER  
11. [2] ELEMENT  
12. [1] STRAINER ASSEM.  
13. [1] RING (Retainer)  
14. [1] PLUNGER  
15. [1] FITTING  
16. [2] FITTING  
  [1] NUT  
  [1] SLEEVE  
17. [2] VALVE ASSEM.  
18. [1] ELBOW  
  [1] SCREEN ASSEM.  
  [1] BUSHING  
  [1] SCREEN  
19. H TUBE (.375" O.D.) 72"  
20. [1] TUBE  
21. [1] STRIP  
22. [2] CLIP  
23. [1] TUBE  
24. [2] FITTING  
  [1] NUT  
  [1] SLEEVE  
25. H TUBE 24"  
26. [1] FITTING  
  [1] NUT  
  H   ORDER BY THE FOOT
 

#UEH0574S0057
 

3S-2028: GAUGES AND INSTRUMENT PANEL

GAUGES AND INSTRUMENT PANEL (3S2028 N/S)
Serial No. 48J586 to 48J600 inclusive
c136186 UEH0574S
3S2028 GAUGES AND INSTRUMENT PANEL Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8S-0971 [1] COVER  
2. 3S-4131 [1] GAUGE (Water Pressure)  
3. 6H-6692 [1] HEAT INDICATOR (Converter)  
4. 8S-0987 [1] STAPLE  
5. 0S-0509 [4] BOLT  
6. 3B-4506 [11] LOCKWASHER  
7. 3S-5325 [1] DOOR ASSEM.  
  9M-5733 [5] RIVET  
8. 1P-7217 [1] INLAY  
9. 0L-1351 [7] BOLT  
10. 4K-3533 [4] WASHER  
11. 3S-6065 [1] PLATE ASSEM.  
  9F-2978 [4] NUT (Weld)  
12. 9F-6445 [2] NUT (Weld)  
    (Parts of 3S6065 Assem.)
13. 2B-2404 [10] CLIP (Short)  
14. 0L-2072 [2] CLIP (Long)  
15. 5S-9068 [1] GAUGE (Fuel Pressure)  
16. 2D-9885 [1] FITTING  
  1F-1344 [1] NUT  
    (1 in each 2D9885 Fitting)
17. 3B-9054 [1] FITTING  
  8F-8996 [1] NUT  
    (Part of 3B9054 Fitting)
18. 5M-1065 [1] GAUGE (Oil Pressure)  
19. 4S-8409 [1] HEAT INDICATOR (Water)  
20. 8H-6912 [2] FITTING  
21. 4S-8456 H TUBE (Copper) 41.41"  
22. 5K-5805 [2] FITTING  
  5K-5804 [2] NUT  
  5K-5803 [2] SLEEVE  
    (1 each in 5K5805 Fitting)
23. 4S-8381 H TUBE (Nylon) 50"  
24. 4S-8381 H TUBE (Nylon) 53"  
25. 4S-8381 H TUBE (Nylon) 33"  
26. 5B-1959 [1] ADAPTER  
  2B-5721 [1] GASKET  
27. 6H-3068 [2] CLIP (Short)  
28. 8F-0244 [12] GROMMET  
29. 3K-6853 [1] FITTING  
  3B-6768 [1] BUSHING  
30. 4B-1330 [4] SCREW  
31. 6J-0450 [4] SHIM  
32. 4B-4278 [1] WASHER  
33. 6H-6699 [1] ADAPTER  
34. 4S-8989 [6] GROMMET  
35. [3] CLAMP  
36. 9S-9405 GROMMET 5"  
37. 3D-5102 [6] GROMMET  
38. 6H-5506 [1] CLIP (Long)  
39. 8M-9937 [2] BOLT  
  8M-9936 [2] LOCKWASHER  
40. 4S-6998 [1] INDICATOR  
  1M-3010 [1] FITTING  
  H   ORDER BY THE FOOT
 

#UEH0574S0058
 

3S-2028: GAUGES AND INSTRUMENT PANEL

GAUGES AND INSTRUMENT PANEL (3S2028 N/S)
Serial No. 48J601 to 48J751 inclusive
c113173 UEH0574S
3S2028 GAUGES AND INSTRUMENT PANEL Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] COVER  
2. C [1] BUTTON  
3. [1] HEAT INDICATOR (Converter)  
4. [1] STAPLE  
5. [4] BOLT  
6. [11] LOCKWASHER  
7. [1] DOOR ASSEM.  
  [5] RIVET  
8. [1] INLAY  
9. [7] BOLT  
10. [4] WASHER  
11. C [1] PLATE ASSEM.  
  [4] NUT (Weld)  
12. [2] NUT (Weld)  
13. C [9] CLIP (Short)  
14. C [1] CLIP (Long)  
15. [1] GAUGE (Fuel Pressure)  
16. [1] FITTING  
  [1] NUT  
17. [2] BOLT  
  [2] LOCKWASHER  
18. [1] GAUGE (Oil Pressure)  
19. C [1] HEAT INDICATOR Water)  
20. [2] FITTING  
21. H TUBE (Copper) 41.41"  
22. [2] FITTING  
  [1] NUT  
  [1] SLEEVE  
23. H TUBE (Nylon) 50"  
24. H TUBE (Nylon) 53"  
25. H TUBE (Nylon) 33"  
26. [1] ADAPTER  
  [1] GASKET  
27. [2] CLIP (Short)  
28. C [7] GROMMET  
29. [1] FITTING  
  [1] BUSHING  
30. [4] SCREW  
31. [4] SHIM  
32. [1] WASHER  
33. [1] ADAPTER  
34. C [2] BOLT  
35. [1] INDICATOR  
  [1] FITTING  
36. GROMMET 5"  
37. [6] GROMMET  
38. [1] CLIP (Long)  
  C   INDICATES CHANGE
  H   ORDER BY THE FOOT
 

#UEH0574S0059
 

3S-2028: GAUGES AND INSTRUMENT PANEL

GAUGES AND INSTRUMENT PANEL (3S2028 N/S)
Serial No. 48J752 to 48J768 inclusive
c139395 UEH0574S
3S2028 GAUGES AND INSTRUMENT PANEL Parts scheme
  For full view, you need register

Parts for your 977K TRACK LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8S-0971 [1] COVER  
2. 1L-6377 [1] BUTTON  
3. 6H-6692 [1] HEAT INDICATOR (Converter)  
4. 6H-5506 [1] CLIP (Long)  
5. 0S-0509 C [3] BOLT  
6. 3B-4506 C [9] LOCKWASHER  
7. 3D-5102 [6] GROMMET  
8. 1P-7217 [1] INLAY  
9. 0L-1351 C [6] BOLT  
10. 4K-3533 [4] WASHER  
11. 1P-4888 [1] PLATE ASSEM.  
  9F-2978 [4] NUT (Weld)  
12. 9F-6445 [2] NUT (Weld)  
13. 2B-2404 C [8] CLIP (Short)  
14. 0L-2072 C [2] CLIP (Long)  
15. 5S-9068 [1] GAUGE (Fuel Pressure)  
16. 2D-9885 [1] FITTING  
  1F-1344 [1] NUT  
17. 8M-9937 [2] BOLT  
  8M-9936 [2] LOCKWASHER  
18. 5M-1065 [1] GAUGE (Oil Pressure)  
19. 9M-2745 [1] HEAT INDICATOR (Water)  
20. 8H-6912 [2] FITTING  
21. 4S-8456 H TUBE (Copper) 41.41"  
22. 5K-5805 [2] FITTING  
  5K-5804 [1] NUT  
  5K-5803 [1] SLEEVE  
23. 4S-8381 H TUBE (Nylon) 50"  
24. 4S-8381 H TUBE (Nylon) 53"  
25. 4S-8381 CH TUBE (Nylon) 39"  
26. 5B-1959 [1] ADAPTER  
  2B-5721 [1] GASKET  
27. 6H-3068 [2] CLIP (Short)  
28. 8F-0244 [7] GROMMET  
29. 3K-6853 [1] FITTING  
  3B-6768 [1] BUSHING  
30. 4B-1330 [4] SCREW  
31. 6J-0450 [4] SHIM  
32. 4B-4278 [1] WASHER  
33. 6H-6699 [1] ADAPTER  
34. 0S-1617 [2] BOLT  
35. 4S-6998 [1] INDICATOR  
  1M-3010 [1] FITTING  
36. 9S-9405 GROMMET 5"  
  C   INDICATES CHANGE
  H   ORDER BY THE FOOT
 

Information:

Truck Engine News
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/11/26
Engine News
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/10/08
Special Instruction
Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}
Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System{1258}
Tool Operating Manual
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Using the TMI System to Retrieve Off Engine Injection Pump Test Specifications for the Fuel Injection Equipment Test Stand{0706, 0782, 1251, 1286}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Testing and Adjusting Fuel Injection Pump and Governor on 3064 and 3066 Engines{0374, 0599, 0706}
Disassembly and Assembly
Fuel Priming Pump
3306 VEHICULAR ENGINE FOR 977L TRACK-TYPE LOADER
Fuel Transfer Pump
3306 VEHICULAR ENGINE FOR 977L TRACK-TYPE LOADER
Service Magazine
Improved Fuel Priming Pump Used{1258}
1987/04/20
Fuel Filter Base With Check Valve Prevents High Fuel Pressure After The Engine Is Stopped{1262}
1979/03/05
New Larger Capacity Water Separator Is Available{1250}
1979/03/12
Different Fuel Filter Available To Prevent Premature Wear On Fuel Injection Pump Plungers And Barrels{1261,1251}
1994/07/11
New Fuel Priming Pump And Improved Gasket Used{1258}
1994/08/22
New Caterpillar High Efficiency Fuel Filters With STAY CLEAN VALVES® Replace All Standard Fuel Filters In February Of 1999 {1261}
1999/04/12
Special Instruction, REHS1037 , "Installation Instructions for the Electric Fuel Priming Pump on Caterpillar Equipment With the 24 Volt System" has been Revised {1258}
2004/03/29
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/10/04

Caterpillar Parts SIS Catalog 977K :

PUMP ASSEMBLY
9H-2256 PUMP ASSEMBLY
FUEL TRANSFER PUMP GROUP
7S-4430 FUEL TRANSFER PUMP GROUP
GOVERNOR TORQUE SPRING GROUP
8S-5042 GOVERNOR TORQUE SPRING GROUP
7S-9332 GOVERNOR GROUP
GOVERNOR GROUP
7S-9332 GOVERNOR GROUP
7S-9332 GOVERNOR GROUP
GOVERNOR GROUP
7S-9332 GOVERNOR GROUP
FUEL PUMP HOUSING AND GOVERNOR
5S-9075 FUEL PUMP HOUSING AND GOVERNOR
FUEL PRIMING PUMP
8S-8985 FUEL PRIMING PUMP
FUEL FILTER
8S-9311 FUEL FILTER
FUEL PUMP HOUSING GROUP
5S-9076 FUEL PUMP HOUSING GROUP
FUEL INJECTION VALVES AND LINES GROUP
5S-7248 FUEL INJECTION VALVES AND LINES GROUP
FUEL INJECTION VALVES AND LINES
5S-7248 FUEL INJECTION VALVES AND LINES
FUEL SYSTEM
2P-1549 FUEL SYSTEM
GAUGES AND INSTRUMENT PANEL
3S-2028 GAUGES AND INSTRUMENT PANEL
GAUGES AND INSTRUMENT PANEL
3S-2028 GAUGES AND INSTRUMENT PANEL

Truck sale:

Caterpillar 977K, Construction
10,250 USD 
Caterpillar 977K, Construction
- track loaders
CLEVELAND BROTHERS EQUIPMENT COMPANY INC
Caterpillar 977K, Construction
9,500 
Caterpillar 977K, Construction
- track loaders
MICHIGAN CAT
CATERPILLAR 977K 1969
 
CATERPILLAR 977K 1969
- TRACK LOADERS
MICHIGAN CAT
US (Mid, North), Canada, ON West: John Kinney; US (NE, SE, SW), Canada QU East, AUS: Bill Dowd;
3508 - 1974 CAT 977K
 
3508 - 1974 CAT 977K

avspare
1970 CAT 977K
USD $9,500 
1970 CAT 977K

WEACO EQUIPMENT
Womelsdorf, Pennsylvania
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