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WIRING DIAGRAM--24 Volt System Serial No. 64M359-Up, 91N481-Up and 92N227-Up 637 WHEEL SCRAPER


ELECTRICAL AND STARTING SYSTEM
WIRING GP
BASIC ENGINE
MOUNTING GP-ENGINE
ELECTRICAL AND STARTING SYSTEM
LIGHTING GP
POWER TRAIN
TRANSMISSION GP
TORQUE CONVERTER GP
TRANSMISSION GP
TORQUE CONVERTER GP

WHEEL SCRAPER 637 WHEEL SCRAPER 64M
 637 SCRAPERS 64M00001-UP (MACHINE) UEG0249S 637 64M   (1970)

ELECTRICAL AND STARTING SYSTEM

WIRING GP
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING DIAGRAM
WIRING DIAGRAM
WIRING DIAGRAM
WIRING DIAGRAM
HARNESS ASSEMBLY
7D-2537 HARNESS ASSEMBLY
 

#UEG0249S0180
 

WIRING DIAGRAM

WIRING DIAGRAM--24 Volt System
Serial No. 64M359-Up, 91N481-Up and 92N227-Up
UEG0249S0180 UEG0249S
None WIRING DIAGRAM Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UEG0249S0181
 

7D-2537: HARNESS ASSEMBLY

7D2537 HARNESS ASSEMBLY
Part of Wiring System shown on Pages 76A & 77
c119840 UEG0249S
7D2537 HARNESS ASSEMBLY Parts scheme
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Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-0232 CH TUBE 1 ft  
3. 7F-9224 C [9] TERMINAL  
4. 1F-7240 [1] TERMINAL  
6. 8M-0537 [1] TERMINAL  
7. 2R-1034 [1] SHELL  
8. 3M-6018 [1] TERMINAL  
9. 2R-1033 [1] WASHER  
    THE FOLLOWING WIRES ARE AVAILABLE:
  4S-8728 C WIRE (12 gauge)  
  4S-8727 C WIRE (16 gauge)  
  C   INDICATES CHANGE
  H   ORDER BY THE FOOT
 

#UEG0249S0182
 

6D-4510: ENGINE AND TRANSMISSION MOUNTING AND SUPPORT

ENGINE AND TRANSMISSION MOUNTING AND SUPPORT (6D4510 N/S)
c130331 UEG0249S
6D4510 ENGINE AND TRANSMISSION MOUNTING AND SUPPORT Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4615 [4] BOLT  
2. 1B-4331 [8] NUT  
3. 3B-4512 [16] LOCKWASHER  
4. 1A-1460 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
5. 9S-6730 [2] SHIM (.003" Thick)  
  9S-6731 [2] SHIM (.003" Thick)  
  9S-7072 [2] SHIM (.004" Thick)  
6. 7D-7214 [2] BRACKET  
7. 0L-1352 [2] BOLT  
  3H-3244 [2] SPACER  
  3B-4506 [2] LOCKWASHER  
  7H-1642 [2] WASHER  
8. 7D-7212 [8] MOUNTING  
9. 6D-9435 [1] RAIL ASSEM. (R.H.)  
10. 5D-2643 [1] LUG  
    (Part of 6D9435 Assem.)
11. 6D-9416 [2] BRACKET  
    (1 in each 6D9435 & 6D9436 Assem.)
12. 6D-9436 [1] RAIL ASSEM. (L.H.)  
13. 5D-8852 [1] BOSS  
14. 6J-9944 [1] LUG  
    (Parts of 6D9436 Assem.)
15. 7D-7213 [4] PLATE  
16. 1D-4608 [8] BOLT  
17. 1D-4623 [4] BOLT  
18. 1D-4593 [4] BOLT  
  1D-4720 [4] NUT  
  3B-4510 [4] LOCKWASHER  
 

#UEG0249S0183
 

1M-3387: LAMP GP

1M3387 DASH LAMP ASSEMBLY
Part of Wiring System on Page 77
c61363 UEG0249S
1M3387 LAMP GP Parts scheme
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Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2M-1450 [1] GASKET  
  2M-1449 [1] LENS  
  3H-2691 [1] BULB  
  2M-1446 [1] NUT  
  2K-4897 [2] SCREW  
  2M-1447 [1] COVER  
 

#UEG0249S0184
 

8S-3565: POWER SHIFT TRANSMISSION ARRANGEMENT

8S3565 POWER SHIFT TRANSMISSION ARRANGEMENT
Serial No. 64M1 to 187, 190 to 195, 197 to 204, 206 to 215, 217 to 221, 223 to 229, 232 to 236, 238 to 240, 242 to 246,
248, 249, 251 to 263, 265 to 281 and 64N283 to 64N288 inclusive, 91N1 to 223, 226 to 229, 231 to 257, 259 to 265, 267
to 285, 287 and 91N288 inclusive and 92N1 to 177, 180, 183, 184, 187, 188, 190 to 192, 194 and 92N196 to 92N198 inclusive
Transmission parts are shown on Pages 86A and 86D. Refer also to Page 114 for special parts
c105351 UEG0249S
8S3565 POWER SHIFT TRANSMISSION ARRANGEMENT Parts scheme
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Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4719 [1] NUT  
2. 3B-4508 [14] LOCKWASHER  
3. Y [1] TRANSMISSION GROUP  
    (See Separate Illustration)
4. 8S-6370 [1] YOKE  
5. 0S-1585 [13] BOLT  
6. 8S-6251 [1] SEAL  
7. Y [1] TORQUE CONVERTER GROUP  
    (See Separate Illustration)
8. 1A-2029 [12] BOLT  
9. 3B-4506 [12] LOCKWASHER  
10. 8S-9179 [1] COVERS GROUP (Shipping)  
    (Includes such parts as covers, gaskets, seal, plug, clip and hardware)
  Y   SEPARATE ILLUSTRATION
 

#UEG0249S0185
 

8S-6206: TORQUE CONVERTER GP

TORQUE CONVERTER (8S6206 N/S)
Serial No. 64M1 to 187, 190 to 195, 197 to 204, 206 to 215, 217 to 221, 223 to 229, 232 to 236, 238 to 240,
242 to 246, 248, 249, 251 to 263, 265 to 281 and 64N283 to 64N288 inclusive, 91N1 to 223, 226 to 229,
231 to 257, 259 to 265, 267 to 285, 287 and 91N288 inclusive and 92N1 to 177, 180, 183, 184, 187,
188, 190 to 192, 194 & 92N196 to 92N198 inclusive. Part of 8S3565 Power Shift Transmission Arrangement. 1T870 Torque
Converter, 5S7941 Valve, 7S2983 Pump and 2S6457 Filter parts are shown on Pages 84, 85 & 86
c146509 UEG0249S
8S6206 TORQUE CONVERTER GP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-2945 [1] GASKET  
2. 5S-3578 [1] GEAR (55 teeth)  
  1B-8714 [1] KEY  
3. 2K-0337 [1] NUT  
  7F-0548 [1] WASHER  
4. 8M-5249 [4] SEAL  
5. 7B-3235 [2] BOLT  
6. 3B-4508 [8] LOCKWASHER  
7. 2S-6457 Y [1] FILTER GROUP  
    (Separate Illustration)
8. 1A-5822 [2] BOLT  
9. 0S-1585 [4] BOLT  
10. 8M-4443 [2] SEAL  
11. 5S-7896 [1] MANIFOLD  
12. 5M-6214 [1] PLUG  
13. 5F-4899 [4] BOLT  
14. 3B-4506 [26] LOCKWASHER  
15. 5S-7941 Y [1] VALVE GROUP  
    (Separate Illustration)
16. 8M-4432 [5] SEAL  
17. 1A-2029 C [16] BOLT (1.125 in. long)  
    -OR-
  0S-1588 [16] BOLT (1.25 in. long)  
  5M-2894 [16] WASHER  
18. 5M-7908 [1] PLUG ASSEM.  
    (Includes)
  3J-1907 [1] SEAL  
19. 5S-3580 [1] SHAFT  
20. 4S-5926 [1] BEARING  
21. 5S-3584 [1] GEAR (74 teeth)  
22. 0L-2070 [8] BOLT  
23. 8S-6244 [1] HOUSING ASSEM.  
    (Includes)
24. 8S-6248 [1] PLUG  
25. 5M-7329 [2] SEAL  
26. 5S-3697 [1] HOUSING  
27. 1T-0870 Y [1] TORQUE CONVERTER GROUP  
    (Separate Illustration)
28. 8S-6245 [1] GEAR (72 teeth)  
29. 3S-6874 [2] RING  
30. 1C-2251 [2] BOLT  
  9M-1367 [1] LOCK  
31. 7S-2983 Y [1] PUMP GROUP  
    (Separate Illustration)
32. 0L-1143 [1] BOLT  
33. 1A-2029 C [21] BOLT  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEG0249S0186
 

2P-3600: POWER SHIFT TRANSMISSION ARRANGEMENT

2P3600 POWER SHIFT TRANSMISSION ARRANGEMENT
Serial No. 64M188, 189, 196, 205, 216, 222, 230, 231, 237, 241, 247, 250, 264, 282 and 64M289-Up,
91N224, 225, 230, 258, 266, 286 and 91N289-Up and 92N178, 179, 181, 182, 185, 186, 189, 193, 195 and 92N199-Up.
Transmission parts are shown on Page 86C
c138004 UEG0249S
2P3600 POWER SHIFT TRANSMISSION ARRANGEMENT Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1D-4719 [1] NUT  
2. 3B-4508 [14] LOCKWASHER  
3. Y [1] TRANSMISSION  
    (See Separate Illustration)
4. 8S-6370 [1] YOKE  
5. 0S-1585 [13] BOLT  
6. 8S-6251 [1] SEAL  
7. Y [1] TORQUE CONVERTER  
    (See Separate Illustration)
8. 1A-2029 [12] BOLT  
9. 3B-4506 [12] LOCKWASHER  
10. 8S-9179 [1] COVERS GROUP (Shipping)  
    (Includes such parts as covers, gaskets, seal, plug, clip and hardware)
  Y   SEPARATE ILLUSTRATION
 

#UEG0249S0187
 

2P-3590: TORQUE CONVERTER

TORQUE CONVERTER (2P3590 N/S)
Serial No. 64M188, 189, 196, 205, 216, 222, 230, 231, 237, 241, 247, 250, 264, 282 and 64M289-Up,
91N224, 225, 230, 258, 266, 286 and 91N289-Up and 92N178, 179, 181, 182, 185, 186, 189, 193, 195 and
92N199-Up. Part of 2P3600 Power Shift Transmission Arrangement. 1T991 Converter, 5S7941 Valve, 7S2983
Pump and 2S6457 Filter parts are shown on Pages 84A, 85 and 86
c138005 UEG0249S
2P3590 TORQUE CONVERTER Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7S-2945 [1] GASKET  
2. 5S-3578 [1] GEAR (55 Teeth)  
  1B-8714 [1] KEY  
3. 2K-0337 [1] NUT  
  7F-0548 [1] WASHER  
4. 8M-5249 [4] SEAL  
5. 7B-3235 [2] BOLT  
6. 3B-4508 [8] LOCKWASHER  
7. 2S-6457 Y [1] FILTER GROUP  
    (Separate Illustration)
8. 1A-5822 [2] BOLT  
9. 0S-1585 [4] BOLT  
10. 8M-4443 [2] SEAL  
11. 5S-7896 [1] MANIFOLD  
12. 5M-6214 [1] PLUG  
13. 5F-4899 [4] BOLT  
14. 3B-4506 [26] LOCKWASHER  
15. 5S-7941 Y [1] VALVE GROUP  
    (Separate Illustration)
16. 8M-4432 [5] SEAL  
17. 1A-2029 [21] BOLT  
18. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
19. 5S-3580 [1] SHAFT  
20. 4S-5926 [1] BEARING  
21. 5S-3584 [1] GEAR (74 Teeth)  
22. 0L-1143 [9] BOLT  
23. 2P-3658 [1] HOUSING ASSEM.  
24. 5S-0907 [1] PLUG  
25. 5M-7329 [2] SEAL  
26. 5S-3697 [1] HOUSING  
27. 1T-0991 Y [1] TORQUE CONVERTER GROUP  
    (Separate Illustration)
28. 2P-3656 [1] RETAINER  
29. 3S-6874 [2] RING  
30. 1C-2251 [2] BOLT  
  9M-1367 [1] LOCK  
31. 7S-2983 Y [1] PUMP GROUP  
    (Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

#UEG0249S0188
 

1T-0870: TORQUE CONVERTER GP

1T870 TORQUE CONVERTER ASSEMBLY
Serial No. 64M1 to 187, 190 to 195, 197 to 204, 206 to 215, 217 to 221, 223 to 229, 232 to 236, 238 to 240,
242 to 246, 248, 249, 251 to 263, 265 to 281 and 64M283 to 64M288 inclusive, 91N1 to 223, 226 to 229, 231 to
257, 259 to 265, 267 to 285, 287 and 91N288 inclusive and 92N1 to 177, 180, 183, 184, 187, 188, 190 to 192,
92N194 and 92N196 to 92N198 inclusive. Torque Converter Serial No. 42T1. Part of 8S6206 Torque Converter Group shown on Page 83
c213271 UEG0249S
1T0870 TORQUE CONVERTER GP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1T-0849 [1] HOUSING  
2. 4B-3388 [36] BOLT  
3. 1T-0738 [36] WASHER  
4. 4H-1440 [6] PIN  
5. 1T-0417 [8] BOLT  
6. 1T-0069 [1] RING  
7. 1T-0052 [1] WHEEL (turbine)  
8. 1T-0844 [1] CARRIER ASSEM.  
9. 1T-0063 [1] SLEEVE  
10. 1T-0968 [1] OUTER RACE  
11. 5H-6199 [1] RING  
12. 1T-0848 [1] SHAFT  
  1T-0836 [1] SEAL RING  
    -OR-
  1T-1360 C [1] SHAFT  
  1T-1341 C [1] SEAL RING  
13. 5H-5312 [1] INNER RACE & ROLLER ASSEM.  
14. 4B-4158 [2] SCREW  
15. 1T-0898 [1] PLATE  
16. 1T-0839 [1] GEAR (55 teeth)  
17. 1T-0425 [1] BEARING  
18. 1T-0064 [1] CARRIER  
19. 1T-0414 [8] BOLT  
20. 1T-0387 [1] WHEEL (impeller)  
21. 1T-0535 [1] WHEEL ASSEM. (guide)  
22. 1T-0536 [1] FLANGE  
23. 1T-0822 [6] BOLT  
24. 1T-0846 [1] RETAINER  
25. 1T-0532 [1] BEARING  
26. 1T-0531 [1] RETAINER  
27. 0S-1584 [1] BOLT  
28. 7M-5130 [1] PIN  
29. 1T-0076 [1] SPACER  
30. 3F-3727 [1] RING  
  C   INDICATES CHANGE
 

#UEG0249S0189
 

1T-0991: TORQUE CONVERTER GROUP

1T991 TORQUE CONVERTER GROUP--Type 1
Serial No. 64M188, 189, 196, 205, 216, 222, 230, 231, 237, 241, 247, 250, 264, 282 and 64M289-Up,
91N224, 225, 230, 258, 266, 286 and 91N289-Up and 92N178, 179, 181, 182, 185, 186, 189, 193, 195 and
92N199-Up. Part of Torque Converter shown on Page 83B
c138009 UEG0249S
1T0991 TORQUE CONVERTER GROUP Parts scheme
  For full view, you need register

Parts for your 637 WHEEL SCRAPER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1T-0662 [1] TURBINE  
2. 1T-0708 [1] STATOR  
3. 1T-0709 [1] IMPELLER  
4. 1T-1027 [1] HUB  
5. 1T-0686 [1] RACE  
6. 1T-0836 [1] RING  
7. 2D-5658 [1] BEARING  
8. 1T-1043 [1] RING  
9. 1T-1042 [1] SHAFT  
10. 1T-0076 [1] SPACER  
11. 1T-1022 [1] CARRIER  
12. 1T-1024 [1] GEAR ASSEM.  
13. 0S-1588 [12] BOLT  
14. 0S-1594 [38] BOLT  
15. 1T-0689 [36] WASHER  
16. 1T-0655 [1] BEARING  
17. 1T-1036 [1] RACE  
18. 1T-0651 [2] RING  
19. 1T-1017 [1] HUB  
20. 1T-0706 [1] BEARING  
21. 1T-0762 [1] RACE  
22. 1T-1039 [1] HOUSING  
23. 1T-1034 [1] PILOT  
24. 1T-1044 [1] RETAINER  
25. 1T-1037 [1] RING  
26. 1T-1018 [1] BEARING  
27. 1A-2029 [6] BOLT  
28. 1T-0657 [1] PLATE  
29. 1T-0838 [1] PLATE  
30. 4B-4158 [2] SCREW  
31. 6F-7030 [20] BOLT  
32. 1T-1028 [1] HUB  
33. 1T-0665 [1] RING  
 

Information:

Engine News
Correction to The Pocket Guide, SEBD0402 Is Available as a Reference for Routing and Installing Wire Harness Assemblies {1408}
2000/07/01
270-5051 Repair Kit (Electrical Connectors) Available for Repairs to Wiring Harnesses with Ampseal 16 and A4E 2 Connectors {0709, 1408}
2006/03/20
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408}
2010/05/13
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}
Selecting the Correct Part Numbers for Sensors and Connectors{1439, 7553}
Selecting the Correct Part Numbers for Sensors and Connectors{1439, 7553}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Installation of CAESultra for Wheel Tractor Scrapers{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of CAESultra for Wheel Tractor Scrapers{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}
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
Specifications
Glow Plug Positioning<BR> (PC Engines)
3306 VEHICULAR ENGINE
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
Wiring Harness (Open Circuit) - Test
Product Link - PL522/523
Wiring Harness (Short Circuit) - Test
Product Link - PL522/523
Electrical Connector - Inspect
Product Link 121S/300
Wiring Harness (Open Circuit) - Test
Product Link 121S/300
Wiring Harness (Short Circuit) - Test
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
Caution: Transmission Control Systems With Electronic Switching Can Be Damaged By Wrong Use Of 1P3550 Or 5P6590 Wiring Harness Tester Groups{0651,3168,1408}
1980/12/01
Cold Weather Starting Information{1000,0375,0374}
1981/11/16
Harness Assembly Available For A Repair To Wiring Harness{1408}
1982/03/15
Use FT1711 Light Table For Cylinder Liner Inspection {0652,1216}
1982/11/29
Maintenance Free Batteries{1401}
1986/03/10
New Oil Pressure Switch Used With EMS Systems{7485}
1986/03/10
Requirements For Shipping Wet Batteries In The U.S.{1401,7500}
1986/04/07
Determining The Cause Of Glow Plug Tip Failures{1053,1105,1412}
1986/06/02
Heavy-Duty Line Of Batteries Available To U.S. Dealers{1400,1401}
1986/09/01
New Wiring Harness Tester For All Off-Highway Trucks And Tandem Powered Tractor-Scrapers{0651}
1977/01/17
Safety Vent Caps For Caterpillar Batteries{1401}
1977/07/11
5P957 And 5P3514 Coolant And Battery Tester{0786,1395,1401}
1987/03/23
Alternator &quot;R&quot; Terminal Wire Assembly Available For Wiring Harness Repair{1408}
1987/05/04
Alternator/Generator Output Test On The Engine{1401,1404,1405,1406}
1987/05/04
Testing The Starter On The Engine{1401,1450}
1987/05/04
Be Sure Battery Cable-To-Starter Connection Has Correct Torque{1453}
1988/03/14
Maintenance-Free Batteries Require Different Troubleshooting Procedures{1401}
1988/06/20
Revised Instructions For Installation of New Maintenance Free Batteries{1401,1400}
1988/12/12
Fuse And Wire Assembly Is Available For Protection Of Earlier 6N5906 Service Meters{7480}
1979/01/29
Shorter Mounting Bolts Used For Glow Plug Wiring{1403,1412}
1979/05/21
Voltage Regulator Can Cause Variable Ammeter Indications{1410,1401,1405,1406,7467}
1979/10/22
Two Plug Assemblies (Booster Cables) Are Available To Start Machines{1401,1453}
1979/11/05
Batteries Can Be Damaged If Too Much Vacuum Is Used During Electrolyte Fill{1401}
1979/11/26
High Performance Maintenance Free Battery Available{1401}
1989/01/16
Limitations On Engine Cranking Time{1453,1401}
1989/03/27
How To Troubleshoot A Short-To-Ground In Power Wiring{1400}
1989/03/27
Preventive Maintenance For Batteries{1401}
1989/03/27
Causes And Effects Of Low Battery Voltage On Electric Starters{1401,1453,1467}
1989/04/24
Procedure For Replacing Batteries Or Battery Cables {1401,1402,1411}
1989/05/01
Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411}
1989/05/01
Procedure For Replacing Batteries, Battery Cables Or Disconnect Switches {1401,1402,1411}
1989/05/01
Special Instruction, &quot;Battery Charging Rate And Time Tables,&quot; Available On Oil Resistant Paper{0374,1401}
1989/06/19
Improved 9W1077 Start Switch Assembly And 7N4160 Heat Start Switch Group{1416}
1990/12/10
Wiring Harness Conduit Component Sizes {1408}
1995/02/13
Special Instruction, REHS0440 is Available for an Index of Electrical System Schematics {7566}
2000/04/10
Correction to The Pocket Guide, SEBD0402, Is Available as a Reference for Routing and Installing Wire Harness Assemblies {1408}
2000/10/23
Dielectric Grease Should Not Be Used in Electrical Connectors {1408, 7553}
2012/05/04
Service of the Machined Terminals and the Stamped and Formed Terminals {7553}
2006/11/13
Updated Instruction For The Bypass Harness {0785, 1408}
2008/03/17
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408}
2010/05/12
Striped Wire Is Replaced With Improved Ink Jet Identification for Legacy (Parts Service) Wire harnesses {1408}
2012/06/08
Use Conductive Fasteners for Electrical Grounding on All Cat Products {7553, 7556}
2012/05/08
Information On Battery Cables and Wire Assemblies for Assembling at Dealer Site {4459}
2012/09/21

Caterpillar Parts SIS Catalog 637 :

WIRING DIAGRAM
WIRING DIAGRAM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WIRING SYSTEM
6D-7790 WIRING SYSTEM
WARNING SYSTEM AND GAUGES
6D-7890 WARNING SYSTEM AND GAUGES
WARNING SYSTEM AND GAUGES
6D-7890 WARNING SYSTEM AND GAUGES
SWITCH AS-SOLENOID
6N-5123 SWITCH AS-SOLENOID
HARNESS ASSEMBLY
7D-2537 HARNESS ASSEMBLY
ENGINE AND TRANSMISSION MOUNTING AND SUPPORT
6D-4510 ENGINE AND TRANSMISSION MOUNTING AND SUPPORT
LAMP GP
1M-3387 LAMP GP
POWER SHIFT TRANSMISSION ARRANGEMENT
8S-3565 POWER SHIFT TRANSMISSION ARRANGEMENT
TORQUE CONVERTER GP
8S-6206 TORQUE CONVERTER GP
POWER SHIFT TRANSMISSION ARRANGEMENT
2P-3600 POWER SHIFT TRANSMISSION ARRANGEMENT
TORQUE CONVERTER
2P-3590 TORQUE CONVERTER
TORQUE CONVERTER GP
1T-0870 TORQUE CONVERTER GP

Truck sale:

CAT 637
USD $14,950 
CAT 637

Rud Construction, Inc.
Webster, Minnesota
CATERPILLAR 637 1996
 
CATERPILLAR 637 1996
- WHEEL TRACTOR SCRAPERS
MACALLISTER MACHINERY
United States
 
USD $393,000 
2003 CAT 637

High Country Motors
Granby, Colorado
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