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2M7955 REGULATOR ASSEMBLY--12 Volt--30 Ampere Part of Battery and Wiring System shown on Pages 64 and 66A Only separate parts serviced. When complete Assembly is required order 8M9957 12E


ELECTRICAL AND STARTING SYSTEM
REGULATOR GP-VOLTAGE
LIGHTING GP
SWITCH GP
ALTERNATOR GP-CHARGING
BASIC ENGINE
MOUNTING GP-ENGINE
BRAKING SYSTEM
CONTROL GP

MOTOR GRADER 12E MOTOR GRADER 99E
 NO. 12 MTR. GRADER 99E04491-14170 (MACHINE) UE034780 12E 99E   (1959)

ELECTRICAL AND STARTING SYSTEM

REGULATOR GP-VOLTAGE
REGULATOR ASSEMBLY
8M-9957 REGULATOR ASSEMBLY
REGULATOR ASSEMBLY
2M-7955 REGULATOR ASSEMBLY
 

#UE0347800170
 

2M-7955: REGULATOR ASSEMBLY

2M7955 REGULATOR ASSEMBLY--12 Volt--30 Ampere
Part of Battery and Wiring System shown on Pages 64 and 66A
Only separate parts serviced. When complete Assembly is required order 8M9957
c87878 UE034780
2M7955 REGULATOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7H-1242 [2] SCREW ASSEM.  
  7H-1245 [1] COVER  
  7F-3821 [1] SPRING  
  3L-8344 [1] LEAD ASSEM.  
  9B-8916 [2] SCREW  
  7F-3528 [2] LOCKWASHER  
  1F-0067 [1] ARMATURE ASSEM.  
  7H-1244 [1] GASKET  
  7F-6765 [1] SCREW  
    THE FOLLOWING REPAIR KITS ARE AVAILABLE:
  8M-3146 [1] KIT  
    (REGULATOR SHOCK MOUNT)
    (INCLUDES LOCKWASHERS, NUTS, SCREWS, LEAD ASSEMBLY AND BRACKET ASSEMBLIES.)
  9M-8430 [1] KIT (OVERHAUL)  
    (INCLUDES SUPPORT ASSEMBLIES, STRAPS, ARMATURE ASSEMBLIES, LOCKWASHERS, RESISTORS, CLAMPS, SPRINGS, INSULATORS, SCREWS AND SCREW ASSEMBLIES.)
  1F-0072 [3] SCREW  
  1F-0073 [3] CLAMP  
  8F-0382 [1] BRACKET ASSEM.  
  8F-0378 [1] RESISTOR  
  7F-3821 [1] SPRING  
  5H-1787 [2] SCREW  
  8F-0380 [1] CONTACTOR ASSEM  
  1F-0082 [3] GROMMET  
  [1] CONNECTOR  
  7H-1246 [3] SCREW  
  1B-4427 [3] NUT  
  3B-4504 [3] LOCKWASHER  
  8F-0383 [1] BRACKET ASSEM  
  7H-1243 [1] CONTACTOR ASSEM.  
  2F-5824 [4] SCREW  
  1F-0075 [2] LOCKWASHER  
  5H-1788 [2] INSULATOR  
  7F-3827 [2] INSULATOR  
  4L-0822 [1] RESISTOR  
 

#UE0347800171
 

3D-7674: STOP AND TAIL LAMP ASSEMBLY

3D7674 STOP AND TAIL LAMP ASSEMBLY
Part of Battery and Wiring System shown on Page 65
c71321 UE034780
3D7674 STOP AND TAIL LAMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5M-8032 [1] DOOR ASSEM.  
  5M-8034 [1] BULB  
  5M-8031 [1] PLATE ASSEM.  
  2F-2860 [2] SCREW  
  3B-4501 [2] LOCKWASHER  
  2D-2144 [2] NUT (.375" DIA.)  
  1B-4201 [2] NUT (.438" DIA.)  
  3B-4504 [2] LOCKWASHER  
  7M-9957 [1] BULB  
  4B-1222 [2] SCREW  
 

#UE0347800172
 

2M-6646: DASH LAMP ASSEMBLY

2M6646 DASH LAMP ASSEMBLY
Part of Battery and Wiring System shown on Page 66
c58815 UE034780
2M6646 DASH LAMP ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2M-1447 [1] COVER  
  2K-4897 [2] SCREW  
  2M-1446 [1] NUT  
  9B-3119 [1] BULB  
  2M-1449 [1] LENS  
  2M-1450 [1] GASKET  
 

#UE0347800173
 

7H-7290: SWITCH AS-DISCONNECT

7H7290 DISCONNECT SWITCH ASSEMBLY
Part of Battery and Wiring and 4D3940 Battery and Wiring Group
shown on Pages 64 through 66J and 124 through 127
c112435 UE034780
7H7290 SWITCH AS-DISCONNECT Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8H-5306 [1] KEY  
2. 8H-5303 [1] NUT  
3. 2H-3922 [1] LOCKWASHER  
4. 7F-7259 [4] LOCKWASHER  
5. 6F-7045 [4] NUT  
 

#UE0347800174
 

1M-7279: GENERATOR GROUP

1M7279 GENERATOR GROUP--12 Volt, 30 Ampere
Serial No. 99E4491 to 99E8153 inclusive
2M7932 Generator Assembly parts are shown on Page 70A
Refer also to Page 121 for special parts
c88657 UE034780
1M7279 GENERATOR GROUP Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0S-1618 [1] BOLT  
  3B-4505 [1] LOCKWASHER  
  3L-9689 [1] WASHER  
  2M-7932 Y [1] GENERATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  7M-0048 [1] SPACER  
  0S-1588 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2M-0647 [1] STRAP  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5M-3228 [1] FAN  
  5M-5345 [1] BELT  
  5M-5338 [1] PULLEY  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800175
 

1M-7279: GENERATOR GROUP

1M7279 GENERATOR GROUP--12 Volt, 30 Ampere
Standard at Serial No. 99E8154 to 99E11945 inclusive
Attachment Serial No. 99E11946-Up
1S152 Generator Assembly parts are shown on Page 70B
c88658 UE034780
1M7279 GENERATOR GROUP Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0T-0768 [1] BOLT  
  3B-4507 [1] LOCKWASHER  
  1S-0316 [1] WASHER  
  1S-0152 Y [1] GENERATOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  9M-9972 [1] SPACER  
  0S-1604 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  1S-0157 [1] STRAP  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  5M-3228 [1] FAN  
  5M-5345 [1] BELT  
  5M-5338 [1] PULLEY  
  Y   SEPARATE ILLUSTRATION
 

#UE0347800176
 

2M-7932: GENERATOR ASSEMBLY

2M7932 GENERATOR ASSEMBLY--12 Volt, 30 Ampere
Part of 1M7279 Generator Group shown on Page 69
c69330 UE034780
2M7932 GENERATOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-0558 [1] STUD  
  4B-2051 [4] NUT  
  3B-4503 [4] LOCKWASHER  
  7F-9809 [1] INSULATOR  
  3F-3711 [2] WASHER (STEEL)  
  9B-8932 [1] WASHER (INSUL.)  
  4L-0559 [1] BUSHING  
  4L-0568 [2] SPRING  
  2L-6840 [1] RING  
    (PART OF ASSEM 5M4353)
  2L-7413 [1] BEARING  
  7M-3533 [1] PLUG  
  9B-8875 [2] ARM  
  4L-0569 [2] WASHER  
  4M-8421 [2] BRUSH ASSEM.  
  3F-9235 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  5M-4353 [1] FRAME ASSEM.  
  9B-9134 [1] PIN  
    (PART OF ASSEM. 5M4353)
  4B-1218 [2] SCREW  
  9B-1117 [2] LOCKWASHER  
  4L-0566 [1] HOLDER ASSEM  
  4L-0567 [1] HOLDER ASSEM.  
  3F-0379 [2] SCREW  
  4L-0574 [1] SCREW  
  3B-4504 [1] LOCKWASHER  
  5M-4352 [1] ARMATURE  
  9B-9130 [1] PIN  
  5M-4355 [1] FRAME  
  9B-9039 [1] PLATE  
  1B-8704 [1] KEY  
  4L-0577 [1] WASHER  
  5M-9788 [1] NUT  
  1M-7110 [1] COLLAR  
  9B-9042 [1] WASHER  
  7F-9993 [1] BEARING  
  9B-9032 [1] WASHER  
  9B-9041 [1] PLATE  
  7F-7611 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
  4L-0580 [1] COIL ASSEM.  
  7F-9808 [2] INSULATION  
  8F-2575 [2] SHOE  
 

#UE0347800177
 

1S-0152: GENERATOR ASSEMBLY

1S152 GENERATOR ASSEMBLY--12 Volt, 30 Ampere
Part of 1M7279 Generator Group shown on Page 70
c78567 UE034780
1S0152 GENERATOR ASSEMBLY Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9B-8934 [1] STUD ASSEM.  
    (PART OF COIL ASSEM. 1H5413)
  4B-2051 [2] NUT  
  5L-3870 [2] LOCKWASHER  
  3F-3711 [1] WASHER (STEEL)  
  9B-8932 [1] WASHER (INSULATOR)  
  7F-9809 [1] INSULATOR  
  4L-0568 [2] SPRING  
  2L-6840 [1] RING  
    (PART OF FRAME ASSEM. 1S837)
  2L-7413 [1] BEARING  
  7M-3533 [1] PLUG  
  9B-8875 [2] ARM  
  4L-0569 [2] WASHER  
  4M-8421 [2] BRUSH ASSEM.  
  3F-9235 [2] BOLT  
  3B-4505 [2] LOCKWASHER  
  1S-0837 [1] FRAME ASSEM.  
  9B-9134 [1] PIN  
    (PART OF FRAME ASSEM. 1S837)
  1S-6791 [2] SCREW  
  9B-1117 [2] LOCKWASHER  
  4L-0566 [1] HOLDER ASSEM.  
  4L-0567 [1] HOLDER ASSEM.  
  3F-0379 [2] SCREW  
  1H-5413 [1] COIL ASSEM.  
  4F-1451 [1] CLIP  
  7F-9808 [2] INSULATION  
    (PARTS OF COIL ASSEM. 1H5413)
  4L-0558 [1] STUD  
  4B-2051 [2] NUT  
  5L-3870 [2] LOCKWASHER  
  3F-3711 [1] WASHER  
  4L-0559 [1] BUSHING  
  4L-0574 [1] SCREW  
  8H-3481 [1] LOCKWASHER  
  5M-4352 [1] ARMATURE ASSEM.  
  9B-9130 [1] PIN  
  1S-0836 [1] FRAME  
  9B-9039 [1] PLATE  
  1B-8704 [1] KEY  
  4L-0577 [1] WASHER  
  5M-9788 [1] NUT  
  1M-7110 [1] COLLAR  
  9B-9042 [1] WASHER  
  7F-9993 [1] BEARING  
  9B-9032 [1] WASHER  
  9B-9041 [1] PLATE  
  7F-7611 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
  8F-2575 [2] SHOE  
 

#UE0347800178
 

SUPPORT

SUPPORT
c59830 UE034780
None SUPPORT Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  5M-1822 [4] WASHER  
  4M-5392 [1] BRACKET  
 

#UE0347800179
 

CLUTCH AND BRAKE CONTROLS

CLUTCH AND BRAKE CONTROLS--As Viewed from front of Machine--Part 1 of 2
Serial No. 99E4491 to 99E5633 inclusive
c69977 UE034780
None CLUTCH AND BRAKE CONTROLS Parts scheme
  For full view, you need register

Parts for your 12E MOTOR GRADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4D-1601 [1] PEDAL (BRAKE)  
  2F-5903 [1] YOKE  
  1D-4678 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  3D-6628 [1] BRACKET  
  0T-0883 [3] WASHER  
  4B-3583 [1] SET SCREW  
  1D-5117 [1] NUT  
  0S-1603 [4] BOLT  
  3B-4508 [4] LOCKWASHER  
  4B-5273 [4] WASHER  
  1B-6940 [4] COLLAR  
  0S-1584 [2] BOLT  
  3B-4508 [2] LOCKWASHER  
  4B-5273 [2] WASHER  
  4B-3575 [4] SETSCREW  
  1B-2578 [4] NUT  
  3B-8489 [2] FITTING  
  4B-8560 [1] SHAFT  
  4D-1602 [1] PEDAL (CLUTCH)  
  5F-0255 [2] BEARING  
  1B-8714 [1] KEY  
  0S-1585 [1] BOLT  
  3D-6584 [1] LEVER  
  4D-1604 [2] BOLT  
  4D-1191 [2] NUT  
  9H-3501 [2] WASHER  
  3D-6648 [2] SPACER  
  3D-6651 [2] SPACER  
  3D-6650 [2] SPACER  
  3D-6649 [1] CLAMP  
  0S-0454 [1] WASHER  
  3B-4632 [1] COTTER PIN  
  8F-2395 [1] CLIP  
  5B-0131 [1] GROMMET  
  0L-1351 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  4B-3583 [1] SET SCREW  
  1D-5117 [1] NUT  
  3D-6628 [1] BRACKET  
  0T-0883 [3] WASHER  
  3D-6646 [1] CABLE ASSEM.  
  0S-1584 [1] BOLT  
  [2] PIN  
  3B-4617 [2] COTTER PIN  
  1B-4205 [1] NUT  
  2M-8340 [1] END  
  0S-0175 [1] PIN  
  3B-4615 [1] COTTER PIN  
 

Information:

Caterpillar Parts SIS Catalog 12E :

WIRING DIAGRAM
WIRING DIAGRAM
4D-3940 BATTERY AND WIRING GROUP
4D-3940 BATTERY AND WIRING GROUP
4D-3940 BATTERY AND WIRING GROUP
BATTERY AND WIRING GROUP
4D-3940 BATTERY AND WIRING GROUP
REGULATOR ASSEMBLY
8M-9957 REGULATOR ASSEMBLY
WIRING DIAGRAM
WIRING DIAGRAM
BATTERY AND WIRING SYSTEM
STOP AND TAIL LAMP ASSEMBLY
3D-7674 STOP AND TAIL LAMP ASSEMBLY
DASH LAMP ASSEMBLY
2M-6646 DASH LAMP ASSEMBLY
SWITCH AS-DISCONNECT
7H-7290 SWITCH AS-DISCONNECT
GENERATOR GROUP
1M-7279 GENERATOR GROUP
GENERATOR GROUP
1M-7279 GENERATOR GROUP
GENERATOR ASSEMBLY
2M-7932 GENERATOR ASSEMBLY
GENERATOR ASSEMBLY
1S-0152 GENERATOR ASSEMBLY
SUPPORT
SUPPORT

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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.
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