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ENGINE WIRING Serial No. 76J1 to 76J2516 inclusive & 30K1 to 30K991 inclusive 966C WHEEL LOADER




ELECTRICAL AND STARTING SYSTEM

WIRING GP
 

#UE0700900110
 

ENGINE WIRING

ENGINE WIRING
Serial No. 76J1 to 76J2516 inclusive & 30K1 to 30K991 inclusive
c101574 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6K-6357 [1] BRACKET ASSEM.  
2. 9F-2978 [2] NUT (Weld)  
    (Part of 6K6357 Bracket Assem.)
3. 6K-7754 [1] BOX  
4. 0S-0509 [2] BOLT  
5. 3B-4506 [3] LOCKWASHER  
6. 6K-6360 [1] HARNESS ASSEM.  
7. 3M-6547 [1] SHELL  
8. 3M-6533 [1] WASHER  
9. 3M-6018 [1] TERMINAL  
10. [1] DISCONNECT  
11. 6K-7360 [1] DISCONNECT  
12. 6K-5182 [1] GROMMET  
13. 6B-2864 [1] TERMINAL  
14. 6H-6756 [2] TERMINAL  
15. 3K-4528 [1] TERMINAL  
16. 4K-6494 [1] TERMINAL  
    (Parts of 6K6360 Harness Assem.)
17. 0T-0102 [1] BOLT  
18. 4D-9164 [2] CLIP  
19. 6K-5210 [1] BRACKET ASSEM.  
20. 9F-6445 [2] NUT  
    (Part of 6K5210 Bracket Assem.)
21. 1B-4330 [2] NUT  
22. 3B-4504 [2] LOCKWASHER  
23. 4B-4278 [2] WASHER  
24. 6K-7753 [1] GROMMET  
25. 1D-5119 [1] NUT  
 

#UE0700900111
 

7S-9780: GENERATOR

GENERATOR (7S9780 N/S)--24 Volt, 15 Ampere
Serial No. 76J1749 to 76J1752, 76J1754 to 76J1775, 76J1777 to 76J2516
inclusive and 30K875 to 30K992 inclusive. 1S151 Generator parts are shown
on Page 45. Refer also to Page 132 for special parts
c125326 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-9773 [1] STRAP  
2. 3H-5368 [1] BOLT  
  3B-4507 [1] LOCKWASHER  
  2S-0932 [2] WASHER  
3. 0S-1595 [1] BOLT  
4. 3B-4508 [2] LOCKWASHER  
5. 7S-9772 [1] PULLEY  
6. 9S-1240 [1] NUT ASSEM.  
7. 9S-2267 C [1] BRACKET  
8. 0S-1608 C [2] BOLT  
  3B-4506 [2] LOCKWASHER  
9. 2B-2006 C [1] BOLT  
  1D-4719 [1] NUT  
10. 6M-9613 C [1] BOLT  
  2M-0849 [1] WASHER  
11. 1S-0151 YC [1] GENERATOR ASSEM.  
    (See Separate Illustration)
12. 4B-4280 C [1] WASHER  
  C   INDICATES CHANGE FROM PREVIOUS
  Y   SEPARATE ILLUSTRATION
 

#UE0700900112
 

1P-7773: ALTERNATOR GROUP

1P7773 ALTERNATOR GROUP--24 Volt, 19 Ampere--Type 1
FIELD INSTALLATION. Serial No. 76J1 to 76J2516 inclusive
9S4070 Alternator parts are shown on Page 44C
c136852 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4029 [1] WIRE ASSEM.  
2. 7F-9224 [2] TERMINAL  
  2D-3981 [2] INSULATOR  
    (Parts of 9S4029 Assem.)
3. 4D-4785 [1] SWITCH ASSEM.  
4. 3B-8822 [1] ELBOW  
5. 8S-4183 [1] STRAP  
6. 0S-1585 [1] BOLT (1.5" long)  
7. 3B-4508 [2] LOCKWASHER  
8. 8M-4791 [3] WASHER  
9. 0S-1595 [1] BOLT (1.25" long)  
10. 5S-9080 [1] PULLEY  
11. 9S-4070 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
12. 9S-1240 [1] NUT ASSEM.  
13. 7S-6723 [1] BRACKET  
14. 0S-1571 [1] BOLT (1.75" long)  
15. 3B-4506 [2] LOCKWASHER  
16. 0S-1619 [1] BOLT (3" long)  
17. 9S-4146 [1] WIRE ASSEM.  
  6B-2759 [1] TERMINAL (.38" Screw)  
  1F-7240 [1] TERMINAL (No. 10 Screw)  
  7B-4826 [2] INSULATOR  
    (Parts of 9S4146 Assem.)
18. 1D-4574 [1] BOLT (6" long)  
19. 7M-0185 [1] VEE BELT SET (2 Belts)  
  Y   SEPARATE ILLUSTRATION
 

#UE0700900113
 

1P-7773: ALTERNATOR GROUP

1P7773 ALTERNATOR GROUP--24 Volt, 19 Ampere--Type 2
FIELD INSTALLATION. Serial No. 76J1 to 76J2516 inclusive
2P1204 Alternator parts are shown on Page 44D
c136853 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4D-0674 C [1] WIRE ASSEM.  
2. 6B-2759 [1] TERMINAL  
3. 7B-4826 [2] INSULATOR  
4. 1F-7240 [1] TERMINAL  
5. 8S-4183 [1] STRAP  
6. 0S-1585 [1] BOLT (1.5" Long)  
7. 3B-4508 [2] LOCKWASHER  
8. 8M-4791 [3] WASHER  
9. 0S-1595 [1] BOLT (1.25" Long)  
10. 5S-9080 [1] PULLEY  
11. 2P-1204 YC [1] ALTERNATOR GROUP  
    (See Separate Illustration)
12. 9S-1240 [1] NUT ASSEM.  
13. 7S-6723 [1] BRACKET  
14. 0S-1571 [1] BOLT (1.75" Long)  
15. 3B-4506 [2] LOCKWASHER  
16. 0S-1619 [1] BOLT (3" Long)  
17. 2L-8071 C [1] TERMINAL  
18. 1D-4574 [1] BOLT (6" Long)  
19. 7M-0185 [1] VEE BELT SET (2 Belts)  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UE0700900114
 

6K-6354: ENGINE WIRING

ENGINE WIRING (6K6354 N/S)
Serial No. 76J2517 to 76J5610 inclusive and 30K992 to 30K1470 inclusive
c144677 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-5119 [1] NUT  
2. 6K-6357 [1] BRACKET ASSEM.  
  9F-2978 [2] NUT  
3. 6K-7754 [1] BOX  
4. 0S-0509 [2] BOLT  
5. 3B-4506 [3] LOCKWASHER  
6. 7K-5211 [1] HARNESS ASSEM.  
7. 3M-6547 [1] SHELL  
  3M-6533 [1] WASHER  
  3M-6018 [1] TERMINAL (Glow Plugs)  
8. 3K-4528 [1] TERMINAL (Starter Solenoid)  
9. 6K-5125 C [1] TERMINAL (Alternator)  
10. 6K-5182 [1] GROMMET  
11. 4K-6494 [1] TERMINAL (Starter)  
12. 6B-9883 [1] CLIP  
13. 0T-0102 [1] BOLT  
14. 4D-9164 [1] CLIP  
15. 6K-5210 [1] BRACKET ASSEM.  
  9F-6445 [2] NUT  
16. 1B-4330 [2] NUT  
  3B-4504 [2] LOCKWASHER  
  4B-4278 [2] WASHER  
17. 6K-7753 [1] GROMMET  
  C   INDICATES CHANGE
 

#UE0700900115
 

9S-2562: ALTERNATOR

ALTERNATOR (9S2562 N/S)--24 Volt, 19 Ampere
Serial No. 76J2517 to 76J4250 inclusive and 30K993 to 30K1264 inclusive
9S4070 Alternator parts are shown on Page 44C
c110383 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4029 [1] WIRE ASSEM.  
2. 7F-9224 [2] TERMINAL  
  2D-3981 [2] INSULATOR  
    (Parts of 9S4029 Assem.)
3. 4D-4785 [1] SWITCH ASSEM.  
4. 3B-8822 [1] ELBOW  
5. 8S-4183 [1] STRAP  
6. 0S-1585 [1] BOLT (1.5" long)  
7. 3B-4508 [2] LOCKWASHER  
8. 8M-4791 [2] WASHER  
9. 0S-1595 [1] BOLT (1.25" long)  
10. 5S-9080 [1] PULLEY  
11. 9S-4070 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
12. 9S-1240 [1] NUT ASSEM.  
13. 7S-6723 [1] BRACKET  
14. 0S-1571 [1] BOLT (1.75" long)  
15. 3B-4506 [2] LOCKWASHER  
16. 0S-1619 [1] BOLT (3" long)  
17. 9S-4146 [1] WIRE ASSEM.  
18. 6B-2759 [1] TERMINAL (.38 Screw)  
  1F-7240 [1] TERMINAL (No. 10 Screw)  
  7B-4826 [2] INSULATOR  
    (Parts of 9S4146 Assem.)
19. 1D-4574 [1] BOLT (6" long)  
  4B-4280 [1] WASHER  
  Y   SEPARATE ILLUSTRATION
 

#UE0700900116
 

8S-5152: ALTERNATOR

ALTERNATOR (8S5152 N/S)--24 Volt, 19 Ampere
Serial No. 76J4251 to 76J5072 & 76J5088 inclusive and 30K1265 to 30K1378 inclusive
9S4070 Alternator parts are shown on Page 44C
c111531 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-4029 [1] WIRE ASSEM.  
2. 7F-9224 [2] TERMINAL  
  2D-3981 [2] INSULATOR  
    (Parts of 9S4029 Assem.)
3. 4D-4785 [1] SWITCH ASSEM.  
4. 3B-8822 [1] ELBOW  
5. 8S-4183 [1] STRAP  
6. 0S-1585 [1] BOLT (1.5" long)  
7. 3B-4508 [2] LOCKWASHER  
8. 8M-4791 [3] WASHER  
9. 0S-1595 [1] BOLT (1.25" long)  
10. 9S-6129 [1] PULLEY  
11. 9S-4070 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
12. 9S-1240 [1] NUT ASSEM.  
13. 7S-6723 [1] BRACKET  
14. 0S-1571 [1] BOLT (1.75" long)  
15. 3B-4506 [2] LOCKWASHER  
16. 0S-1619 [1] BOLT (3" long)  
17. 9S-4146 [1] WIRE ASSEM.  
  6B-2759 [1] TERMINAL (.38" Screw)  
  1F-7240 [1] TERMINAL (No. 10 Screw)  
  7B-4826 [2] INSULATOR  
    (Parts of 9S4146 Assem.)
18. 1D-4574 [1] BOLT (6" long)  
  Y   SEPARATE ILLUSTRATION
 

#UE0700900117
 

8S-5152: ALTERNATOR

ALTERNATOR (8S5152 N/S)--24 Volt, 19 Ampere
Serial No. 76J5073 to 76J5087 & 76J5089-Up and 30K1379-Up
2P1204 Alternator parts are shown on Page 44D
c113417 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-1204 Y [1] ALTERNATOR ASSEM.  
    (See Separate Illustration)
2. 0S-1619 [1] BOLT (3" long)  
3. 1D-4574 [1] BOLT (6" long)  
4. 4D-0674 [1] WIRE ASSEM.  
  6B-2759 [1] TERMINAL (.406" hole)  
  1F-7240 [1] TERMINAL (No. 10 Screw)  
  7B-4826 [2] INSULATOR  
5. 8S-4183 [1] STRAP  
6. 0S-1585 [1] BOLT (1.5" long)  
7. 3B-4508 [2] LOCKWASHER  
8. 8M-4791 [3] WASHER  
9. 0S-1595 [1] BOLT (1.25" long)  
10. 9S-6129 [1] PULLEY  
11. 3B-4506 [2] LOCKWASHER  
12. 9S-1240 [1] NUT ASSEM.  
13. 7S-6723 [1] BRACKET  
14. 0S-1571 [1] BOLT (1.75" long)  
  Y   SEPARATE ILLUSTRATION
 

#UE0700900118
 

2P-9575: ALTERNATOR HEAD ASSEMBLY

2P9575 ALTERNATOR HEAD ASSEMBLY
Serial No. 76J2517 to 76J5072 and 76J5088 inclusive
For Field Replacement of 1P1079 Head Assembly shown on Page 44C
c117518 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] PLUG (Use As Required)  
  [1] PLUG (Use As Required)  
2. [1] WIRE ASSEM.  
  [1] TERMINAL  
3. [1] TERMINAL  
4. [1] NUT  
  [1] TERMINAL  
5. [1] KIT (4 Gaskets)  
6. [1] BOOT  
  [1] TERMINAL  
7. [1] HEAD ASSEM.  
 

#UE0700900119
 

9S-4070: ALTERNATOR ASSEMBLY

9S4070 ALTERNATOR ASSEMBLY--24 Volt, 19 Ampere
Part of Alternator shown on Pages 44-1, 44A and 44B
c137941 UE070090
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Parts for your 966C WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1P-1135 [3] SCREW  
2. 9S-2329 H [1] REGULATOR ASSEM.  
  3K-6234 [1] SCREW  
  4B-4863 [1] WASHER  
3. 7S-7182 [1] BOOT  
4. 2L-8076 [2] TERMINAL  
5. 2L-8077 [1] TERMINAL  
6. 1P-1091 J [1] KIT (Reg. Mounting Plate & Gasket)  
7. 1P-1145 [1] HOLDER ASSEM.  
  1P-1137 [1] HOLDER  
8. 4B-2049 [3] NUT  
  3B-4502 [3] LOCKWASHER  
9. 1P-1138 [1] FIELD TERMINAL & PLATE ASSEM.  
10. 5S-4245 [2] SCREW  
  6B-4542 [2] LOCKWASHER  
11. 1P-1088 J [1] KIT (2 Brush Springs)  
12. 1P-1130 J [1] KIT (2 Brushes)  
13. 5H-8548 [4] SCREW ASSEM.  
14. 1P-1090 J [1] KIT (3 Gaskets)  
15. 1P-1080 J [1] KIT (Retainer and Seals)  
16. 2P-5111 J [1] KIT  
    (Terminal Stud and Hardware)
17. 1P-1078 [1] RECTIFIER & STATOR ASSEM.  
18. 1P-1076 [1] PLATE & RECTIFIER ASSEM.  
    (Positive)
  1P-1077 [1] PLATE & RECTIFIER ASSEM.  
    (Negative)
  2P-6262 [1] INSULATOR  
19. 1P-1185 [1] ROTOR ASSEM.  
20. 1B-8705 [1] KEY  
21. 3B-4502 [8] LOCKWASHER  
22. 1P-1223 [1] HEAD ASSEM.  
  6D-9953 [1] PIN  
23. 5M-6755 [3] SCREW  
24. 1B-5387 [1] BEARING  
25. 1P-1084 J [1] KIT (Retainer and Seal)  
    (Seal and 3 Retainers)
26. 1P-1082 [1] SPACER  
27. 5H-6467 [1] SCREW  
28. 3B-4511 [1] LOCKWASHER  
29. 1P-1131 J [1] KIT (Shaft Parts-Nut & Lockwasher)  
30. 2L-0611 [1] BEARING  
31. 1P-1134 [1] RACE  
32. 1P-1086 J [1] KIT (Frame Screw-4 Screws)  
33. 1P-1079 [1] HEAD ASSEM.  
34. 4B-4274 [1] WASHER  
35. 2P-2232 [1] GASKET  
  7S-5897 ALTERNATOR ASSEM.  
    CONSISTS OF ALL PARTS EXCEPT THOSE MARKED BY H.
    REPAIR KITS ARE AVAILABLE MARKED J
 

Information:

Engine News
Special Instruction
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Use of the 4C6534 Speed Switch Calibration Harness{0781, 0785}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Retrofit Installation of Coolant Loss Sensor{1353, 1395, 7422, 7470}
Battery Ratings And Cross Reference Chart{1401}
Battery Ratings And Cross Reference Chart{1401}
Cross-Reference for Electrical Connectors {7553}
Cross-Reference for Electrical Connectors {7553}
Circuit Breaker Harness Assembly {1420}
Circuit Breaker Harness Assembly {1420}
Ampseal 16 Connector Peripheral Seal Servicing{7553}
Ampseal 16 Connector Peripheral Seal Servicing{7553}
Service Of Machined Terminals And Service of Stamped and Formed Terminals{7553}
Service Of Machined Terminals And Service of Stamped and Formed Terminals{7553}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Repair Procedure for Damaged Harness Wiring {1408}
Repair Procedure for Damaged Harness Wiring {1408}
Installation Procedure for Product Link PL421 Retrofit{7606}
Installation Procedure for Product Link PL421 Retrofit{7606}
DRCP Connector Repair Service Instruction {1408, 7553}
DRCP Connector Repair Service Instruction {1408, 7553}
Service Letter-NACD
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Service Letter-Brazil
Service Letter-Truck/Ag/Marine
Technical Information Bulletin
Wrong Resistor May be Installed into <NOBR>176-9668</NOBR> Instrument Console Gp on Certain Excavators and Wheel Loaders {1408, 1437, 6129}
Wrong Resistor May be Installed into 176-9668 Instrument Console Gp on Certain Excavators and Wheel Loaders {1408, 1437, 6129}
Specifications
Tool Operating Manual
Using the 362-3555 Connector Repair Kit to Service Harnesses with Ampseal 16 Connectors{0685, 1408}
Using the 362-3555 Connector Repair Kit to Service Harnesses with Ampseal 16 Connectors{0685, 1408}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{7553}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{7553}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{0374, 0599, 0701, 0709}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{0374, 0599, 0701, 0709}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Service Letter-China
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Service Letter-Asia
Reuse And Salvage Guidelines
Guideline for Visual Inspection and Repair of Foam Wiring Harness {0649, 1408, 1408, 1408, 1408}
Guideline for Visual Inspection and Repair of Foam Wiring Harness {0649, 1408, 1408, 1408, 1408}
Service Letter-APD
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Certain 7N4160 Switch Groups And 9W1077 Switch Assemblies Need To Be Removed From Parts Stock
Testing and Adjusting
Electrical Connector - Inspect
Product Link - PL522/523
Electrical Connector - Inspect
Product Link 121S/300
Troubleshooting
MID 122 - CID 0269 - FMI 03
Product Link 121S/300
MID 122 - CID 0269 - FMI 04
Product Link 121S/300
Service Magazine
Comprehensive List of Electrical Repair and Troubleshooting Information Is Now Available for All CAT Machines {0374, 0709, 1400, 1408, 7490, 7553, 7610}
Comprehensive List of Electrical Repair and Troubleshooting Information Is Now Available for All CAT Machines {0374, 0709, 1400, 1408, 7490, 7553, 7610}

Caterpillar Parts SIS Catalog 966C :

Truck sale:

 
Caterpillar 966C
- Wheel Loaders
PETERSON TRACTOR CO
30,547 
Caterpillar 966C, Wheel Loaders, Construction
- Wheel Loaders
FINNING CANADA
28.000 
Caterpillar 966C, Wielladers, Bouw
- Wheel loaders
MICHIGAN CAT
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