AVSPARE.COM
parts catalog
  1. Home
  2. Caterpillar catalog

9H2256 FUEL PRIMING PUMP GROUP Part of 7L261 Fuel Filter and Priming Pump Group 3306 INDUSTRIAL ENGINE


FUEL SYSTEM
PUMP GP-FUEL PRIMING
PUMP GP-FUEL TRANSFER
LINES GP-FUEL
CONTROL GP-FUEL RATIO
GOVERNOR GP

INDUSTRIAL ENGINE 3306 INDUSTRIAL ENGINE 66D
 3306 ENGINE 66D08891-12369 UEG0688S 3306 66D   (1972)

FUEL SYSTEM

PUMP GP-FUEL PRIMING
FILTER & PRM GP
7L-0261 FILTER & PRM GP
FUEL PRIMING PUMP GROUP
9H-2256 FUEL PRIMING PUMP GROUP
 

#UEG0688S0200
 

9H-2256: FUEL PRIMING PUMP GROUP

9H2256 FUEL PRIMING PUMP GROUP
Part of 7L261 Fuel Filter and Priming Pump Group
c147588 UEG0688S
9H2256 FUEL PRIMING PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

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

#UEG0688S0201
 

8N-3569: PUMP GP-FUEL

8N3569 FUEL PUMP GROUP--Boost--24 Volt
Provides positive pressure to the sleeve metering fuel system components on
the suction side of the fuel transfer pump
UEG0688S0201 UEG0688S
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  8H-4681 Y [1] PRIMARY FUEL FILTER GROUP  
  6N-0006 [1] FUEL PUMP ASSEMBLY  
  Y   SEPARATE ILLUSTRATION
 

#UEG0688S0202
 

9N-5458: PUMP GP-FUEL

9N5458 FUEL PUMP GROUP--Boost--12 Volt
8H4681 Filter parts are shown on Page 99B. Provides positive pressure to the sleeve
metering fuel system components on the suction side of the fuel transfer pump
c221653 UEG0688S
9N5458 PUMP GP-FUEL Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8H-4681 Y [1] FILTER GP-PRIMARY FUEL  
2. 9N-5459 [1] PUMP AS-FUEL  
  Y   SEPARATE ILLUSTRATION
 

#UEG0688S0203
 

4N-4878: FUEL TRANSFER PUMP GROUP

4N4878 FUEL TRANSFER PUMP GROUP (7L247 N/S)
Serial No. 66D9582-Up
Part of 3N3209 Basic Engine Arrangement listed on Page 17
c145533 UEG0688S
4N4878 FUEL TRANSFER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2F-8616 [1] NUT  
2. 8H-9806 [1] GEAR (11 Teeth)  
3. 6J-2419 [2] SEAL  
4. 7S-4439 [1] RING  
5. 7S-4434 [1] BODY ASSEM.  
6. 8F-6058 [1] BEARING  
7. 4N-3944 [1] SHAFT  
8. 8S-4368 [1] GEAR (Idler 10 Teeth)  
9. 4N-4861 [1] COVER ASSEM.  
10. 4N-4249 [1] SEAL  
11. 7S-4433 [2] FERRULE  
12. 7H-3171 [1] PLUG  
13. 4N-4870 [1] SHAFT ASSEM.  
14. 8S-4368 [1] GEAR (Drive 10 Teeth)  
15. 9F-6641 [6] SCREW  
16. 4B-3388 H [2] BOLT  
17. 3B-4505 H [2] LOCKWASHER  
18. 7S-2374 H [1] GASKET  
19. 4N-4865 [1] CAGE ASSEM.  
20. 8F-6058 [1] BEARING  
21. 4N-4248 [2] SEAL  
22. 3H-1489 [1] KEY  
23. 8B-1261 H [1] TEE  
24. 3B-7738 H [1] NIPPLE  
  H   NOT PART OF 4N4878 TRANSFER PU
 

#UEG0688S0204
 

2N-8603: FUEL TRANSFER PUMP GROUP

2N8603 FUEL TRANSFER PUMP GROUP (2N9348 N/S)
Part of 3N6709 Engine Procurement Arrangement listed on Page 14
c137039 UEG0688S
2N8603 FUEL TRANSFER PUMP GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2F-8616 [1] NUT  
2. [1] GEAR (11 Teeth)  
3. 6J-2419 [2] SEAL  
4. 7S-4439 [1] RING  
5. 7S-4434 [1] BODY ASSEM.  
6. 8F-6058 [1] BEARING  
7. 2S-6838 [1] SHAFT  
8. 8S-4368 [1] GEAR (Idler-10 Teeth)  
9. 2N-8610 [1] COVER ASSEM.  
10. 8S-5575 [1] SEAL  
11. 7S-4433 [2] FERRULE  
12. 7H-3171 [1] PLUG  
13. 8S-4373 [1] SHAFT ASSEM.  
14. 8S-4368 [1] GEAR (Drive-10 Teeth)  
15. 9F-6641 [6] SCREW  
16. 4B-3388 H [2] BOLT  
17. 3B-4505 H [2] LOCKWASHER  
18. 7S-2374 [1] GASKET  
19. 8S-4375 [1] CAGE ASSEM.  
20. 8F-6058 [1] BEARING  
21. 4S-7756 [2] SEAL  
22. 3H-1489 [1] KEY  
23. 8B-1261 H [1] TEE  
24. 3B-7738 H [1] NIPPLE  
25. 1N-5898 [1] PLUNGER ASSEM.  
26. 7S-4440 [1] BOLT  
  2A-1913 [1] GASKET  
27. 2N-9333 [1] SPRING  
  H   NOT PART OF 2N8603 TRANSFER PU
 

#UEG0688S0205
 

1N-5790: FUEL INJECTION VALVES AND LINES GROUP

1N5790 FUEL INJECTION VALVES AND LINES GROUP
Part of 3N3209 Basic Engine Arrangement listed on Page 17
Only separate parts serviced
c139589 UEG0688S
1N5790 FUEL INJECTION VALVES AND LINES GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1N-5406 [1] LINE ASSEM. (No. 6)  
2. 1N-5404 [1] LINE ASSEM. (No. 4)  
3. 1N-5403 [1] LINE ASSEM. (No. 3)  
4. 1N-5402 [1] LINE ASSEM. (No. 2)  
5. 1N-5401 [1] LINE ASSEM. (No. 1)  
6. 5H-7225 [6] NUT  
7. 4H-1966 [1] FITTING  
  4H-2495 [1] NUT  
  4H-2494 [1] SLEEVE  
8. 8L-4450 [1] TUBE  
9. 2B-2404 [1] CLIP  
10. 0S-0509 [1] BOLT  
11. 3B-4506 [6] LOCKWASHER  
12. 0S-1588 [2] BOLT  
13. 8M-5248 [1] SEAL (Large)  
14. 8M-5260 [1] SEAL (Small)  
15. 0S-1594 [1] BOLT  
16. 8M-4987 [1] SEAL  
17. 0S-1608 [1] BOLT  
18. 0S-1619 C [1] BOLT  
19. 8M-5253 [1] SEAL  
20. 7H-3171 [1] PLUG  
21. 3N-3696 C [1] BRACKET  
22. 3B-7896 [1] ELBOW  
23. 4S-6574 [1] GAUGE (Fuel Pressure)  
24. 0S-1615 [5] BOLT  
  1B-4330 [5] NUT  
  3B-4504 [5] LOCKWASHER  
25. 6F-8868 [10] CLAMP  
26. 1N-5405 [1] LINE ASSEM. (No. 5)  
27. 8S-2389 [6] BODY  
28. 7S-9891 [6] VALVE SERVICE GROUP  
29. 5B-3718 [1] SEAL  
30. 6F-1069 [1] SEAL ASSEM.  
31. 3L-1850 [1] PLUG  
  C   INDICATES CHANGE
 

#UEG0688S0206
 

8L-5690: FUEL INJECTION VALVES AND LINES GROUP

8L5690 FUEL INJECTION VALVES AND LINES GROUP
Part of 3N7009 Engine Procurement Arrangement listed on Page 13
Only separate parts serviced
c105568 UEG0688S
8L5690 FUEL INJECTION VALVES AND LINES GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8L-5696 [1] LINE ASSEM. (No. 6)  
2. 8L-5695 [1] LINE ASSEM. (No. 5)  
3. 8L-5694 [1] LINE ASSEM. (No. 4)  
4. 8S-3999 [1] CLAMP  
5. 1B-2790 [8] BOLT  
  3B-4505 [8] LOCKWASHER  
6. 8L-5693 [1] LINE ASSEM. (No. 3)  
7. 8L-5692 [1] LINE ASSEM. (No. 2)  
8. 8L-5691 [1] LINE ASSEM. (No. 1)  
9. 7S-9891 [6] VALVE SERVICE GROUP  
10. 6F-1069 [6] SEAL ASSEM.  
11. 5B-3718 [6] SEAL  
    (1 each in 7S9891 Valve Service Group)
12. 8S-4004 [1] CLAMP  
13. 8S-4005 [2] DAMPER  
14. 8S-4003 [1] CLAMP  
15. 4H-1966 [1] FITTING  
16. [1] NUT  
  [1] SLEEVE  
    (Parts of 4H1966 Fitting)
17. 8L-4450 [1] TUBE  
18. 0S-0509 [1] BOLT  
19. 3B-4506 [6] LOCKWASHER  
20. 2B-2404 [1] CLIP  
21. 8F-3469 [1] SEAL (Small)  
22. 2H-3932 [1] SEAL (Large)  
23. 0S-1594 [1] BOLT  
24. 7L-0929 [1] BRACKET  
25. 0S-1588 [2] BOLT  
26. 4F-7391 [1] SEAL  
27. 0S-1608 [1] BOLT  
28. 0L-1352 [1] BOLT  
29. 7F-8607 [1] SEAL  
30. 3L-1850 [1] PLUG  
31. 3B-7896 [1] ELBOW  
32. 4S-6574 [1] GAUGE (Fuel Pressure)  
33. 8S-2389 [6] BODY  
34. 5H-7225 [6] NUT  
35. 8S-3998 [1] CLAMP  
36. 8S-4000 [2] DAMPER  
 

#UEG0688S0207
 

7L-0262: FUEL INJECTION VALVES AND LINES GROUP

7L262 FUEL INJECTION VALVES AND LINES GROUP
Part of 3N6709 Engine Procurement Arrangement listed on Page 14
Only separate parts serviced
c139593 UEG0688S
7L0262 FUEL INJECTION VALVES AND LINES GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7L-0256 [1] LINE ASSEM. (No. 6)  
2. 7L-0255 [1] LINE ASSEM. (No. 5)  
3. 6F-8868 [6] CLAMP  
4. 0S-1615 [3] BOLT  
  1B-4330 [3] NUT  
  3B-4505 [3] LOCKWASHER  
5. 1N-5791 [2] DAMPER  
6. 2A-1961 [2] CLAMP  
7. 1A-9579 [2] BOLT  
  4B-4277 [2] WASHER  
8. 4F-7957 [4] BOLT  
  5L-4126 [4] NUT  
9. 5L-9295 [2] CLAMP  
10. 5L-9297 [1] DAMPER  
11. 5L-9296 [1] DAMPER  
12. 7L-0252 [1] LINE ASSEM. (No. 2)  
13. 5M-5689 [2] CLAMP  
14. 5M-5690 [2] DAMPER  
15. 7L-0251 [1] LINE ASSEM. (No. 1)  
16. 5H-7225 [6] NUT  
17. 8S-2389 [6] BODY  
18. 1B-7182 [1] BOLT  
19. 1D-4716 [3] NUT  
20. 3B-4505 [3] LOCKWASHER  
21. 7L-0253 [1] LINE ASSEM. (No. 3)  
22. 7L-0254 [1] LINE ASSEM. (No. 4)  
23. 7S-9891 [6] VALVE SERVICE GROUP  
24. 5B-3718 [1] SEAL  
25. 6F-1069 [1] SEAL  
26. 8M-5248 [1] SEAL (Large)  
27. 8M-5260 [1] SEAL (Small)  
28. 0S-1594 [1] BOLT  
29. 0S-1588 [2] BOLT  
30. 8M-4987 [1] SEAL  
31. 0S-1608 [1] BOLT  
32. 0S-1619 C [1] BOLT  
33. 8M-5253 [1] SEAL  
34. 3N-3696 C [1] BRACKET  
35. 7H-3171 [1] PLUG (.50" Diameter)  
36. 4H-1966 [1] FITTING  
  4H-2495 [1] NUT  
  4H-2494 [1] SLEEVE  
37. 8L-4450 [1] TUBE  
38. 0S-0509 [1] BOLT  
39. 3B-4506 [6] LOCKWASHER  
40. 2B-2404 [1] CLIP  
41. 3B-7896 [1] ELBOW  
42. 4S-6574 [1] GAUGE (Fuel Pressure)  
43. 3L-1850 [1] PLUG (.50" Diameter)  
  C   INDICATES CHANGE
 

#UEG0688S0208
 

7L-0850: FUEL RATIO CONTROL GROUP

7L850 FUEL RATIO CONTROL GROUP
AN ATTACHMENT
c100593 UEG0688S
7L0850 FUEL RATIO CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1F-9369 [1] TEE  
  5M-6214 [1] PLUG  
  6L-6035 [1] DOWEL  
  6L-5764 [1] COVER  
  2A-0762 [3] BOLT  
  1H-5089 [7] LOCKWASHER  
  6L-5766 [1] GASKET  
  6L-5768 [1] SPRING  
  6L-5769 [1] WASHER  
  4F-7957 [2] BOLT (.875" Long)  
  2M-5471 [2] BOLT (1.75" Long)  
  3B-6768 [1] BUSHING  
  3B-8995 [1] FITTING  
  1F-1344 [1] NUT  
    (Part of 3B8995 Fitting)
  4S-8385 H TUBING (.25" Dia.) 25.73"  
  1F-1344 [1] NUT  
    (Part of 3B8998 Fitting)
  3B-8998 [1] FITTING  
  6L-5767 [1] COVER  
  6L-5771 [1] HOUSING  
  6L-5772 [1] SPRING  
  8L-4183 [1] BOLT  
  6L-5773 [1] GASKET  
  5S-6120 [1] RETAINER ASSEM.  
  4S-7458 [1] DIAPHRAGM  
  H   ORDER BY THE FOOT
 

#UEG0688S0209
 

8L-9652: FUEL INJECTION PUMP AND GOVERNOR GROUP

8L9652 FUEL INJECTION PUMP AND GOVERNOR GROUP
Part of 3N3209 Basic Engine Arrangement listed on Page 17
8L9650 Governor & 3N3390 Fuel Pump Housing parts are shown on
Pages 108, 109 & 110. Only separate parts serviced
c141786 UEG0688S
8L9652 FUEL INJECTION PUMP AND GOVERNOR GROUP Parts scheme
  For full view, you need register

Parts for your 3306 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8L-9650 Y [1] GOVERNOR GROUP  
    (Separate Illustration)
2. 8M-9140 [1] SPRING  
3. 3N-3390 YC [1] FUEL PUMP HOUSING GROUP  
    (Separate Illustration)
4. 0S-1618 [3] BOLT  
5. 3B-4505 [5] LOCKWASHER  
6. 7L-0552 [1] GASKET  
7. 1B-9575 [2] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

Information:

Truck Engine News
An Improved Hand Operated Fuel Priming Pump Is Available {1258}
2012/11/26
Engine News
Improved Fuel Priming Pump Used
1987/05/01
Troubleshooting Reminder For Engine Low Power Or Intermittent Low Power Symptoms{1250,1252,1256,1260,1261,1273}
1998/10/01
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}
Disassembly and Assembly
Fuel Priming Pump
3304 & 3306 INDUSTRIAL & MARINE ENGINES
Service Magazine
Improvements Made To Water Separator Groups{1263}
1980/05/05
Fuel Transfer Pump Improved{1256}
1985/10/14
Water Separators Needed On Machines And Engines In The Field With SMFS{1250,0336}
1977/12/05
Improved Fuel Priming Pump Used{1258}
1987/04/20
Improved Water Separator Element And Retaining Clamp Stops Fuel Leakage{1250}
1978/04/24
Water Separator Added To Give Protection To The Sleeve Metering Fuel System{1250}
1978/05/01
Do Not Use Plastic Tubing And Compression Fittings Without An Insert As A Fuel Supply Line{1274}
1978/06/26
New Larger Capacity Water Separator Is Available{1250}
1979/03/12
Be Sure To Correctly Tighten 1R-0712, 1R-0740, 1R-0749, 1R-0750, 1R-0751, 1R-0753, And 1R-0759 Fuel Filter Assemblies {1261}
1998/01/26
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 3306 :

FUEL TRANSFER PUMP GROUP
7L-0543 FUEL TRANSFER PUMP GROUP
FILTER & PRM GP
7L-0261 FILTER & PRM GP
FLEXIBLE FUEL LINES GROUP
8L-4454 FLEXIBLE FUEL LINES GROUP
FILTER GP-FUEL
2N-2048 FILTER GP-FUEL
LINES GP-FLEXIBLE FUEL
3N-6668 LINES GP-FLEXIBLE FUEL
LINES GP-FLEXIBLE FUEL
3N-6668 LINES GP-FLEXIBLE FUEL
FILTER GP-FUEL
3N-6007 FILTER GP-FUEL
SEPARATOR GP-WATER
7N-0950 SEPARATOR GP-WATER
8N-3569 PUMP GP-FUEL
PUMP GP-FUEL
9N-5458 PUMP GP-FUEL
FUEL TRANSFER PUMP GROUP
4N-4878 FUEL TRANSFER PUMP GROUP
FUEL TRANSFER PUMP GROUP
2N-8603 FUEL TRANSFER PUMP GROUP
FUEL INJECTION VALVES AND LINES GROUP
1N-5790 FUEL INJECTION VALVES AND LINES GROUP
FUEL INJECTION VALVES AND LINES GROUP
8L-5690 FUEL INJECTION VALVES AND LINES GROUP
FUEL INJECTION VALVES AND LINES GROUP
7L-0262 FUEL INJECTION VALVES AND LINES GROUP
FUEL RATIO CONTROL GROUP
7L-0850 FUEL RATIO CONTROL GROUP

Truck sale:

 
9,775 
Caterpillar 3306T, Marine Propulsion / Auxiliary Engines, Construction
- Marine Propulsion / Auxiliary Engines
FINANZAUTO S.A.
Caterpillar 3306T, Stationary Generator Sets, Construction
35,500 
Caterpillar 3306T, Stationary Generator Sets, Construction
- Stationary Generator Sets
RING POWER CORP.
Caterpillar 3306, Stationary Generator Sets, Construction
8,185 
Caterpillar 3306, Stationary Generator Sets, Construction
- Stationary Generator Sets
TOROMONT POWER SYSTEMS
Caterpillar 3306, Stationary Generator Sets, Construction
41,500 
Caterpillar 3306, Stationary Generator Sets, Construction
- Stationary Generator Sets
MACALLISTER MACHINERY CO., INC
 
35,000 
Caterpillar 3306, Stationary Generator Sets, Construction
- Stationary Generator Sets
MACALLISTER MACHINERY CO., INC
Back to top
Contacts Request list Affiliate disclosure
The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.