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153-9078 PUMP & MTG GP-UNIT INJ HYD S/N 9PW653-876 3412E MARINE ENGINE


FUEL SYSTEM
PUMP GP-FUEL INJECTION
PUMP GP-FUEL PRIMING
PUMP GP-FUEL INJECTION

MARINE ENGINE 3412E MARINE ENGINE 9PW
 3412E Marine Engine 9PW00001-UP SEBP2866 3412E 9PW   (1999)

FUEL SYSTEM

PUMP GP-FUEL INJECTION
INJECTOR GP-FUEL
232-1176 INJECTOR GP-FUEL
PUMP & MTG GP-UNIT INJ HYD
153-9078 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
153-9078 PUMP & MTG GP-UNIT INJ HYD
PUMP & MTG GP-UNIT INJ HYD
153-9078 PUMP & MTG GP-UNIT INJ HYD
PUMP GP-FUEL INJECTION
108-7090 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
108-7090 PUMP GP-FUEL INJECTION
 

#SEBP28660320
 

153-9078: PUMP & MTG GP-UNIT INJ HYD

153-9078 PUMP & MTG GP-UNIT INJ HYD
S/N 9PW653-876
i01893045 SEBP2866
1539078 PUMP & MTG GP-UNIT INJ HYD Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-5855 [3] BOLT-12 POINT HEAD (1/2-13X1.75-IN)  
2. 5P-8245 [3] WASHER-HARD (13.5X25.5X3-MM THK)  
3. 225-0568 CY [1] PUMP GP-UNIT INJECTOR HYD  
4. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
5. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
6. 118-8157 [1] SUPPORT-PUMP  
7. 6V-1197 [1] SEAL-O-RING  
8. 194-6725 Y [1] SENSOR GP-PRESSURE (ENGINE OIL)  
9. 9X-0262 [1] ADAPTER  
10. 6V-5048 [2] SEAL-O-RING  
11. 106-0735 Y [1] SENSOR GP-TEMPERATURE (ENGINE OIL)  
12. 8L-2786 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660321
 

153-9078: PUMP & MTG GP-UNIT INJ HYD

153-9078 PUMP & MTG GP-UNIT INJ HYD
S/N 9PW877-UP
i02125547 SEBP2866
1539078 PUMP & MTG GP-UNIT INJ HYD Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-5855 [3] BOLT-12 POINT HEAD (1/2-13X1.75-IN)  
2. 5P-8245 [3] WASHER-HARD (13.5X25.5X3-MM THK)  
3. 235-2024 CY [1] PUMP GP-UNIT INJECTOR HYD  
4. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
5. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
6. 118-8157 [1] SUPPORT-PUMP  
7. 6V-1197 [1] SEAL-O-RING  
8. 194-6725 Y [1] SENSOR GP-PRESSURE (ENGINE OIL)  
9. 9X-0262 [1] ADAPTER  
10. 6V-5048 [2] SEAL-O-RING  
11. 106-0735 Y [1] SENSOR GP-TEMPERATURE (ENGINE OIL)  
12. 8L-2786 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660322
 

108-7090: PUMP GP-FUEL INJECTION

108-7090 PUMP GP-FUEL INJECTION
S/N 9PW410-2989
i01110578 SEBP2866
1087090 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-3206 [4] BOLT-WASHER HEAD (3/8-16X2-IN)  
2. 1A-5964 [1] BOLT (3/8-16X4.5-IN)  
3. 119-1708 [1] ELBOW  
4. 232-1176 CY [1] INJECTOR GP-FUEL  
5. 107-9326 [1] CLAMP-INJECTOR  
6. 3E-6747 [1] SEAL-O-RING  
7. 9X-7681 [1] SEAL-O-RING (18.77MM ID)  
8. 116-7221 [2] SEAL-RECTANGULAR  
9. 116-7222 [1] SEAL-RECTANGULAR  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660323
 

108-7090: PUMP GP-FUEL INJECTION

108-7090 PUMP GP-FUEL INJECTION
S/N 9PW2990-UP
i02495429 SEBP2866
1087090 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-3206 [4] BOLT-WASHER HEAD (3/8-16X2-IN)  
2. 1A-5964 [1] BOLT (3/8-16X4.5-IN)  
3. 119-1708 [1] ELBOW  
4. 174-7527 CY [1] INJECTOR GP-FUEL  
5. 107-9326 [1] CLAMP-INJECTOR  
6. 3E-6747 [1] SEAL-O-RING  
7. 9X-7681 [1] SEAL-O-RING  
8. 116-7221 [2] SEAL-RECTANGULAR  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660324
 

155-8723: PUMP GP-FUEL INJECTION

155-8723 PUMP GP-FUEL INJECTION
S/N 9PW1-412
i01179879 SEBP2866
1558723 PUMP GP-FUEL INJECTION Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-3206 [4] BOLT-WASHER HEAD (3/8-16X2-IN)  
2. 1A-5964 [1] BOLT (3/8-16X4.5-IN)  
3. 119-1708 [1] ELBOW  
4. 155-0610 [1] INJECTOR GP-FUEL  
5. 107-9326 [1] CLAMP-INJECTOR  
6. 3E-6747 [1] SEAL-O-RING  
7. 9X-7681 [1] SEAL-O-RING  
8. 116-7221 [2] SEAL-RECTANGULAR  
 

#SEBP28660325
 

145-8855: PUMP GP-FUEL PRIMING

145-8855 PUMP GP-FUEL PRIMING
i00658601 SEBP2866
1458855 PUMP GP-FUEL PRIMING Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-0436 [1] GASKET (FUEL PRIMING PUMP)  
2. 137-5541 [1] PUMP GP-FUEL PRIMING  
3. 1B-2790 [1] BOLT (5/16-18X1.375-IN)  
4. 5P-0537 [1] WASHER-HARD (7.2X14.5X2-MM THK)  
5. 9M-1974 [1] WASHER-HARD (8.8X16X2-MM THK)  
6. 7B-2742 [1] BOLT (1/4-20X1.25-IN)  
 

#SEBP28660326
 

201-4201: PUMP GP-UNIT INJECTOR HYD

201-4201 PUMP GP-UNIT INJECTOR HYD
S/N 9PW1-652
PART OF 153-9078 PUMP & MTG GP-UNIT INJ HYD
i01483301 SEBP2866
2014201 PUMP GP-UNIT INJECTOR HYD Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 117-1620 [1] COUPLING  
2. 149-1950 [1] PUMP GP-FUEL TRANSFER  
3. 201-4202 Y [1] PUMP GP-UNIT INJECTOR HYD  
4. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
5. 6V-8676 [1] SEAL-O-RING  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660327
 

201-4202: PUMP GP-UNIT INJECTOR HYD

201-4202 PUMP GP-UNIT INJECTOR HYD
S/N 9PW1-652
PART OF 201-4201 PUMP GP-UNIT INJECTOR HYD
i01601764 SEBP2866
2014202 PUMP GP-UNIT INJECTOR HYD Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-0677 Y [1] VALVE GP-SOLENOID  
    (HYDRAULIC UNIT INJECTOR VARIABLE PRESSURE CONTROL)
2. 161-8627 B [1] KIT-PLUG (UNIT INJECTOR HYDRAULIC PUMP)  
    (INCLUDES PLUGS & SEALS)
    (SELECT APPROPRIATE PLUG FROM KIT)
3. 9S-4180 [2] PLUG (5/16-24 THD)  
4. 9S-8001 [2] PLUG (5/16-24 THD-HEX SOCKET HEAD)  
5. 9S-8002 [3] PLUG (7/16-20-THD)(7/16-20 THD)  
6. 9S-8004 [3] PLUG (9/16-18-THD)(9/16-18 THD)  
7. 9S-8007 [1] PLUG  
8. 138-4309 [2] FITTING  
9. 138-4311 [2] SPRING  
10. 138-4313 [2] VALVE (ORIFICE)  
12. [4] BOLT-SOCKET HEAD (10-24X3.25-IN)  
13. 201-4155 [1] SEAL-LIP TYPE  
   
  154-6734 F [1] BEARING (REAR)  
  9X-7680 F [3] SEAL-O-RING (COMPENSATOR TO ADAPTER)  
  135-2652 F [1] SEAL-O-RING (COMPENSATOR TO ADAPTER)  
  174-8943 F [1] SLEEVE (COMPENSATOR)  
   
    AVAILABLE REPAIR KIT(S):
  154-6735 [1] KIT-BEARING (YOKE)(UNIT INJECTOR HYD PUMP)  
    (INCLUDES A SET OF TWO YOKE BEARINGS)
  166-5985 [1] KIT-COMPENSATOR (UNIT INJECTOR HYDRAULIC PUMP)  
    (INCLUDES COMPENSATOR SUB ASSEMBLY, O-RING SEALS, SLEEVE, WIRE SEAL, LOCK WIRE & COMPENSATOR PLUGS)
  201-4203 [1] KIT-PUMP (REBUILD)(UNIT INJ HYD PUMP)  
    (INCLUDES YOKE, SHAFT, CONTROL PISTON, SEAL KIT & FRONT BEARING)
  138-6256 Y [1] KIT-SEAL (UNIT INJECTOR HYDRAULIC PUMP)  
  B   USE AS REQUIRED
  F   NOT SHOWN
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660328
 

225-0567: PUMP GP-UNIT INJECTOR HYD

225-0567 PUMP GP-UNIT INJECTOR HYD
S/N 9PW653-UP
PART OF 225-0568 PUMP GP-UNIT INJECTOR HYD
i01805753 SEBP2866
2250567 PUMP GP-UNIT INJECTOR HYD Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-0677 Y [1] VALVE GP-SOLENOID  
    (HYDRAULIC UNIT INJECTOR VARIABLE PRESSURE CONTROL)
2. 161-8627 B [1] KIT-PLUG (UNIT INJECTOR HYDRAULIC PUMP)  
    (INCLUDES PLUGS & SEALS)
    (SELECT APPROPRIATE PLUG FROM KIT)
3. 9S-4180 [2] PLUG (5/16-24 THD)  
4. 9S-8001 [2] PLUG (5/16-24 THD-HEX SOCKET HEAD)  
5. 9S-8002 [3] PLUG (7/16-20-THD)(7/16-20 THD)  
6. 9S-8004 [3] PLUG (9/16-18-THD)(9/16-18 THD)  
7. 9S-8007 [1] PLUG  
8. 138-4309 [2] FITTING  
9. 138-4311 [2] SPRING  
10. 138-4313 [2] VALVE (ORIFICE)  
12. [4] BOLT-SOCKET HEAD (10-24X3.25-IN)  
13. 201-4155 [1] SEAL-LIP TYPE  
   
  154-6734 F [1] BEARING (REAR)  
  9X-7680 F [3] SEAL-O-RING (COMPENSATOR TO ADAPTER)  
  135-2652 F [1] SEAL-O-RING (COMPENSATOR TO ADAPTER)  
  174-8943 F [1] SLEEVE (COMPENSATOR)  
  222-4504 F [1] RESTRICTOR  
   
    AVAILABLE REPAIR KIT(S):
  154-6735 [1] KIT-BEARING (YOKE)(UNIT INJECTOR HYD PUMP)  
    (INCLUDES A SET OF TWO YOKE BEARINGS)
  166-5985 [1] KIT-COMPENSATOR (UNIT INJECTOR HYDRAULIC PUMP)  
    (INCLUDES COMPENSATOR SUB ASSEMBLY, O-RING SEALS, SLEEVE, WIRE SEAL, LOCK WIRE & COMPENSATOR PLUGS)
  225-8545 [1] KIT-PUMP (UNIT INJECTOR HYDRAULIC PUMP)  
    (INCLUDES YOKE, SHAFT, PISTON CONTROL, SEAL KIT & BEARING FRONT)
  138-6256 Y [1] KIT-SEAL (UNIT INJECTOR HYDRAULIC PUMP)  
  B   USE AS REQUIRED
  F   NOT SHOWN
  Y   SEPARATE ILLUSTRATION
 

#SEBP28660329
 

225-0568: PUMP GP-UNIT INJECTOR HYD

225-0568 PUMP GP-UNIT INJECTOR HYD
S/N 9PW653-876
PART OF 153-9078 PUMP & MTG GP-UNIT INJ HYD
i01805751 SEBP2866
2250568 PUMP GP-UNIT INJECTOR HYD Parts scheme
  For full view, you need register

Parts for your 3412E MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 117-1620 [1] COUPLING  
2. 149-1950 [1] PUMP GP-FUEL TRANSFER  
3. 225-0567 Y [1] PUMP GP-UNIT INJECTOR HYD  
4. 0S-1617 [4] BOLT (5/16-18X0.75-IN)  
5. 6V-8676 [1] SEAL-O-RING  
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
New Injector Wiring Harnesses Are Color Coded {1251, 1408}
2000/09/01
New Design of the Injector Provides Improved Durability {1290, 1714}
2003/12/01
An Improved Unit Injector Hydraulic Pump Group is Now Available. {1714}
2004/08/01
New Injectors are Being Offered in Place of Remanufactured Injectors {1290}
2006/01/30
Do Not Reuse the Hold Down Bolts for the Fuel Injector {1290}
2006/05/29
Use of Remanufactured Injectors in Marine Engines {1290}
2008/02/11
Changes in Performance After Replacing High Hour Fuel Injectors on Certain 3412E Marine Engines {1251, 1254, 1290, 1713}
2010/05/06
Special Instruction
Removal And Installation Of The Hydraulic Electronic Unit Injectors{1290}
Removal And Installation Of The Hydraulic Electronic Unit Injectors{1290}
Installation of the HEUI Wiring Harness{1251, 1408, 1714}
Installation of the HEUI Wiring Harness{1251, 1408, 1714}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Procedure to Properly Tighten the Nuts on the Solenoid Studs on Electronic Unit Injectors (EUI){1290, 1408, 1900}
Procedure to Properly Tighten the Nuts on the Solenoid Studs on Electronic Unit Injectors (EUI){1290, 1408, 1900}
Technical Information Bulletin
Hydraulically Actuated Electronically Controlled Unit Injector (HEUI) Hydraulic Pump
Hydraulically Actuated Electronically Controlled Unit Injector (HEUI) Hydraulic Pump
Excessive Oil Leak from Injectors{1290}
Excessive Oil Leak from Injectors{1290}
Specifications
Injection Actuation Pressure Control Valve
3412E and C30 Engines
Unit Injector
3412E and C30 Engines
Unit Injector Wiring
3412E and C30 Engines
Injection Actuation Pressure Sensor
3412E and C30 Engines
Unit Injector Hydraulic Pump
3412E and C30 Engines
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Testing and Adjusting
Fuel Injector Oil Leakage - Check
3412E and C30 Marine Engines
Troubleshooting
CID 0001 FMI 05 Cylinder #1 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0001 FMI 06 Cylinder #1 Injector short
3412E, C30 and C32 Marine Engines
CID 0002 FMI 05 Cylinder #2 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0003 FMI 05 Cylinder #3 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0004 FMI 05 Cylinder #4 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0005 FMI 05 Cylinder #5 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0006 FMI 05 Cylinder #6 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0009 FMI 05 Cylinder #9 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0010 FMI 05 Cylinder #10 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0011 FMI 05 Cylinder #11 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0012 FMI 05 Cylinder #12 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0007 FMI 05 Cylinder #7 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0008 FMI 05 Cylinder #8 Injector open circuit
3412E, C30 and C32 Marine Engines
CID 0002 FMI 06 Cylinder #2 Injector short
3412E, C30 and C32 Marine Engines
CID 0003 FMI 06 Cylinder #3 Injector short
3412E, C30 and C32 Marine Engines
CID 0004 FMI 06 Cylinder #4 Injector short
3412E, C30 and C32 Marine Engines
CID 0005 FMI 06 Cylinder #5 Injector short
3412E, C30 and C32 Marine Engines
CID 0006 FMI 06 Cylinder #6 Injector short
3412E, C30 and C32 Marine Engines
CID 0007 FMI 06 Cylinder #7 Injector short
3412E, C30 and C32 Marine Engines
CID 0008 FMI 06 Cylinder #8 Injector short
3412E, C30 and C32 Marine Engines
CID 0009 FMI 06 Cylinder #9 Injector short
3412E, C30 and C32 Marine Engines
CID 0010 FMI 06 Cylinder #10 Injector short
3412E, C30 and C32 Marine Engines
CID 0011 FMI 06 Cylinder #11 Injector short
3412E, C30 and C32 Marine Engines
CID 0012 FMI 06 Cylinder #12 Injector short
3412E, C30 and C32 Marine Engines
Injector Solenoid Circuit - Test
3412E, C30 and C32 Marine Engines
Disassembly and Assembly
Unit Injector - Remove
3412E, C30 and C32 Marine Engines
Unit Injector - Install
3412E, C30 and C32 Marine Engines
Injection Actuation Pressure Sensor - Remove and Install
3412E, C30 and C32 Marine Engines
Service Magazine
Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14

Caterpillar Parts SIS Catalog 3412E :

PUMP & MTG GP-UNIT INJ HYD
153-9078 PUMP & MTG GP-UNIT INJ HYD
LINES GP-INJECTOR HYD PUMP
121-4034 LINES GP-INJECTOR HYD PUMP
LINES GP-INJ ACTUATION OIL
176-0399 LINES GP-INJ ACTUATION OIL
LINES GP-INJ ACTUATION OIL
176-0399 LINES GP-INJ ACTUATION OIL
LINES GP-FUEL FILTER
175-7015 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
175-7015 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
175-7014 LINES GP-FUEL FILTER
LINES GP-FUEL FILTER
175-7013 LINES GP-FUEL FILTER
PUMP & MTG GP-UNIT INJ HYD
153-9078 PUMP & MTG GP-UNIT INJ HYD
PUMP GP-FUEL INJECTION
108-7090 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
108-7090 PUMP GP-FUEL INJECTION
PUMP GP-FUEL INJECTION
155-8723 PUMP GP-FUEL INJECTION
PUMP GP-FUEL PRIMING
145-8855 PUMP GP-FUEL PRIMING
PUMP GP-UNIT INJECTOR HYD
201-4201 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTOR HYD
201-4202 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTOR HYD
225-0567 PUMP GP-UNIT INJECTOR HYD

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