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6L1709 FUEL PRIMING PUMP GROUP Serial No. 62B1015-Up. Part of 6L1703, 6L2650 and 6L2651 Arrangements listed on Pages 57, 58P & 65 D343


FUEL SYSTEM
PUMP GP-FUEL PRIMING
ELECTRICAL AND STARTING SYSTEM
SWITCH GP
STARTING MOTOR GP
SWITCH GP
STARTING MOTOR GP
STARTING GP-AUTOMATIC


FUEL SYSTEM

PUMP GP-FUEL PRIMING
 

#UE0339920170
 

6L-1709: FUEL PRIMING PUMP GROUP

6L1709 FUEL PRIMING PUMP GROUP
Serial No. 62B1015-Up. Part of 6L1703, 6L2650 and
6L2651 Arrangements listed on Pages 57, 58P & 65
c122232 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7B-8517 H [1] ROD ASSEM.  
  7B-8633 H [1] CAP  
  5B-9079 H [1] NUT  
  7B-7921 H [1] CUP  
  2F-2953 H [1] WASHER  
  7B-7921 H [1] CUP  
  2F-2872 H [1] BEARING  
  2H-2483 H [1] BARREL ASSEM.  
  8B-0344 H [1] WASHER  
  6H-9666 H [1] SCREW  
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  9M-4174 [1] BOLT  
  3B-8694 [1] GASKET  
  2H-2519 [1] GASKET  
  6L-1727 [1] ADAPTER BASE  
  9M-4173 [1] SPRING  
  7H-1950 [1] PUMP ASSEM.  
    (CONSISTS OF ALL PARTS MARKED H)
  9F-7882 [1] PIN  
    (PART OF ROD ASSEM. 7B8517)
  2F-4615 H [2] SPRING  
  2F-8616 H [1] NUT  
  5B-3850 H [2] WASHER  
  0S-1620 [1] BOLT  
  4F-9325 [1] GASKET  
  9M-5230 [1] SPRING  
  7B-6368 [1] BALL  
  7B-6368 [1] BALL  
 

#UE0339920171
 

5F-7739: MAGNETIC SWITCH

5F7739 MAGNETIC SWITCH
Part of 5L4927 Electric Starting Motor Group shown on Page 58K
c123466 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-4886 [1] DISC  
  7F-4888 [1] WASHER (CUPPED)  
  7F-4889 [1] WASHER (CUPPED)  
  [1] WASHER (PLAIN)  
  7F-4901 [1] WASHER (SPACE)  
  7F-4913 [1] GASKET  
  4B-2049 [4] NUT  
  3B-4502 [4] LOCKWASHER  
  7F-4911 [4] WASHER (RUBBER)  
  7F-4912 [4] WASHER (PLAIN)  
  [1] NUT  
  3B-5300 [1] COTTER PIN  
  7F-4905 [1] PLATE ASSEM.  
  1D-4719 [2] NUT  
  3B-4508 [2] LOCKWASHER  
  7F-4906 [2] STUD  
  1D-5117 [2] NUT  
  3B-4508 [2] LOCKWASHER  
  7F-4909 [2] WASHER (PLAIN)  
  7F-3493 [2] INSULATOR (OUTER)  
  7F-4908 [2] BUSHING (INSUL.)  
  7F-4907 [1] INSULATION (INNER)  
    (PARTS OF 7F4905 PLATE ASSEM.)
  7F-4887 [1] SPRING  
  6L-3009 [2] STUD  
  7F-4918 [2] WASHER (OUTER)  
  7F-4917 [2] BUSHING (INSUL.)  
  7F-4916 [2] WASHER (PLAIN)  
  7F-4915 [2] INSULATION (INNER)  
  [1] COIL ASSEM.  
  7F-4904 [1] ROD ASSEM.  
  [1] COVER  
  3B-4618 [1] COTTER PIN  
  [1] CUP  
  7F-4922 [1] SPRING  
  7F-4925 [1] GASKET  
  7F-4919 [2] WASHER  
  1B-4330 [4] NUT  
  3B-4504 [4] LOCKWASHER  
  7F-4920 [2] WASHER (PLAIN)  
 

#UE0339920172
 

5L-4927: ELECTRIC STARTING MOTOR GROUP

5L4927 ELECTRIC STARTING MOTOR GROUP--24 Volt--Type 1
Part of 5L9711, 6L2650, 6L8553 & 4L6168 Arrangements listed on
Pages 58P, 58Q and 59. 5F7739 Switch & 5L4928 Motor parts are shown
on Pages 58J & 58M
c92554 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5F-7739 Y [1] SWITCH (MAGNETIC)  
    (SEE SEPARATE ILLUSTRATION)
  3L-7604 [2] SHIELD  
  3L-7634 [2] TERMINAL  
    (PART OF CABLE ASSEM. 5L8672)
  5L-8672 [1] CABLE ASSEM.  
  6F-9009 [1] BAND  
  6F-9008 [1] BRACKET  
  4B-2152 [4] BOLT  
  1B-4201 [4] NUT  
  3B-4504 [4] LOCKWASHER  
  4B-4276 [4] WASHER  
  0S-1566 [3] BOLT  
  3B-4510 [3] LOCKWASHER  
  5L-4928 Y [1] MOTOR  
    (SEE SEPARATE ILLUSTRATION)
  Y   SEPARATE ILLUSTRATION
 

#UE0339920173
 

5L-4927: ELECTRIC STARTING MOTOR GROUP

5L4927 ELECTRIC STARTING MOTOR GROUP--24 Volt--Type 2
Part of 5L9711, 6L2650, 6L8553 & 4L6168 Arrangements listed on
Pages 58P, 58Q and 59. 7M4291 Switch, 5L4928 & 8L5938 Motor parts
are shown on Pages 58L, 58M & 58N
c131670 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7M-4291 Y [1] SWITCH (MAGNETIC)  
    (SEE SEPARATE ILLUSTRATION)
  6F-9279 [1] CABLE ASSEM.  
  2M-0913 [1] TERMINAL  
    (PART OF 6F9279 ASSEM.)
  2M-0912 [2] TERMINAL  
    (PART OF 6F9279 ASSEM.)
  6F-9009 [1] BAND  
  3L-3087 [1] BRACKET  
  4B-2152 [4] BOLT  
  1B-4201 [4] NUT  
  3B-4504 [4] LOCKWASHER  
  4B-4276 [4] WASHER  
  0S-1566 [3] BOLT  
  3B-4510 [3] LOCKWASHER  
  5L-4928 [1] MOTOR ASSEM.  
    - OR -
  8L-5938 Y [1] MOTOR ASSEM.  
    (SEE SEPARATE ILLUSTRATION)
  Y   SEPARATE ILLUSTRATION
 

#UE0339920174
 

7M-4291: MAGNETIC SWITCH ASSEMBLY

7M4291 MAGNETIC SWITCH ASSEMBLY--24 Volt
Part of 5L4927 Electric Starting Motor Group
c203785 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7M-7548 [1] CONTACT  
2. 7F-7622 [2] NUT  
  7H-2079 [2] LOCKWASHER  
3. 6H-5431 [2] NUT  
  6H-8351 [2] LOCKWASHER  
  9B-9082 [2] WASHER  
4. 7M-7547 [1] CASE & COIL ASSEM.  
5. 1S-9371 C [1] SPRING  
6. 2S-1536 [1] PLUNGER ASSEM.  
7. 7F-4795 [1] GASKET  
8. 7M-7552 [1] CAP ASSEM.  
9. 7F-4797 [1] GASKET  
10. 5H-7797 [1] COVER  
11. 7M-7553 [1] SPRING  
12. 7M-7621 [2] WASHER  
13. 1S-9372 [1] WASHER  
14. [1] WASHER  
15. 7M-7549 [1] WASHER  
16. 3H-0442 [3] SEAL  
  C   INDICATES CHANGE
 

#UE0339920175
 

5L-4928: ELECTRIC STARTING MOTOR ASSEMBLY

5L4928 ELECTRIC STARTING MOTOR ASSEMBLY--24 Volt
Part of 5L4927 Electric Starting Motor Group shown on Page 58K
c80159 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-3488 [6] SHOE  
  7F-3489 [12] SCREW  
  8F-6416 [1] ARMATURE ASSEM.  
  7F-3487 [1] WASHER  
    (PART OF ARMATURE ASSEM. 8F6416)
  7F-3508 [12] BRUSH ASSEM.  
  9F-9649 [1] FRAME ASSEM.  
  7F-3506 [1] BUSHING  
  2B-4602 [1] PLUG  
  7F-4539 [1] WICK  
    (PART OF FRAME ASSEM. 9F9649)
  7F-3530 [1] BUSHING  
  7F-3491 [2] WASHER  
  7F-3493 [1] INSULATOR  
  1D-5117 [1] NUT  
  7F-3494 [1] WASHER  
  3B-4508 [1] LOCKWASHER  
  1D-4719 [1] NUT  
  3B-4508 [2] LOCKWASHER  
  4M-8487 [1] WASHER  
  1H-9721 [1] PLUG  
  7F-4391 [1] COIL ASSEM. (R.H.)  
  7F-4392 [1] COIL ASSEM. (L.H.)  
  7F-4393 [1] COIL ASSEM. (LOWER)  
  7F-3502 [1] INSULATION  
    (FIELD COIL)
  7F-3503 [1] INSULATION  
    (FIELD COIL & TERMINAL)
  7F-3504 [1] INSULATION  
    (FIELD COIL & SEAL)
  1H-2629 [3] INSULATOR  
  7F-3531 [6] BOLT  
  7F-3533 [6] LOCKWASHER  
  4B-1221 [3] SCREW  
  7F-3529 [3] WASHER  
  8H-0878 [3] LOCKWASHER  
  7F-3534 [1] COVER ASSEM.  
  2F-7888 [2] SCREW  
    (PART OF COVER ASSEM.7F3534)
  7F-3492 [1] BUSHING  
  7F-3491 [1] WASHER  
  1L-7345 [1] BEARING ASSEM.  
  9F-2546 [1] BUSHING  
  9F-2547 [1] WICK  
  2B-4602 [1] PLUG  
  7F-3536 [1] SEAL  
    (PARTS OF BEARING ASSEM.1L7345)
  7F-3509 [1] PLATE ASSEM.  
  7F-3510 [1] STUD ASSEM.  
  7F-3525 [12] WASHER  
  7F-3520 [1] PLATE  
  [1] PLATE  
  [3] PLATE  
  7F-3515 [3] PLATE  
  7F-3523 [3] SCREW (SHORT)  
  4B-1310 [3] SCREW (LONG)  
  3B-4502 [6] LOCKWASHER  
  7F-3521 [3] PLATE  
  7F-3524 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
  7F-3512 [12] SPRING  
  7F-3522 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
  7F-3526 [12] SCREW  
  3B-4501 [12] LOCKWASHER  
  7F-3513 [6] HOLDER  
  7F-3541 [8] CAP SCREW  
  7F-3533 [8] LOCKWASHER  
  1L-7346 [1] GASKET  
  7F-3490 [1] STUD  
  1D-4719 [1] NUT (.437" THICK)  
  1D-5117 [1] NUT (.312" THICK)  
  7F-3494 [2] WASHER  
  3B-4508 [2] LOCKWASHER  
  7F-3493 [1] INSULATOR  
  2B-4602 [1] PLUG  
  7F-3539 [1] WICK  
  7F-3538 [1] BUSHING  
    (PARTS OF HOUSING ASSEM. 1L7347)
  1L-7340 [1] DRIVE ASSEM.  
  4B-1273 [1] SCREW  
  [1] STOP  
  7F-5452 [1] SPRING  
    (PARTS OF DRIVE ASSEM. 1L7340)
  1L-7347 [1] HOUSING ASSEM.  
  9F-7216 [1] SCREW  
  9F-7215 [1] LOCKRING  
    (PARTS OF DRIVE ASSEM.1L7340)
  1B-8710 [2] KEY  
 

#UE0339920176
 

8L-5938: MOTOR ASSEMBLY

8L5938 MOTOR ASSEMBLY--24 or 32 Volt
Part of 5L4927 Electric Starting Motor Group shown on Page 58K
c203657 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7F-3488 [6] SHOE  
  3F-0379 [12] SCREW  
  8F-6416 [1] ARMATURE ASSEM.  
  7F-3487 [1] WASHER  
    (PART OF ARMATURE ASSEM. 8F6416)
  7F-3508 [12] BRUSH ASSEM.  
  9F-9649 [1] FRAME ASSEM.  
  7F-3506 [1] BUSHING  
  2B-4602 [1] PLUG  
  7F-4539 [1] WICK  
    (PARTS OF FRAME ASSEM. 9F9649)
  7F-3493 [1] INSULATOR  
  7F-3491 [2] WASHER  
  1D-5117 [1] NUT  
  7F-3494 [1] WASHER  
  9F-4976 [1] LOCKWASHER  
  1D-4719 [1] NUT  
  9F-4976 [1] LOCKWASHER  
  4M-8487 [1] WASHER  
  1H-9721 [1] PLUG  
  7F-4391 [1] COIL ASSEM (R.H.)  
  7F-4392 [1] COIL ASSEM. (L.H.)  
  7F-4393 [1] COIL ASSEM. (LOWER)  
  7F-3502 [1] INSULATION  
    (FIELD COIL)
  7F-3503 [1] INSULATION  
    (FIELD COIL AND TERMINAL)
  7F-3504 [1] INSULATION  
    (FIELD COIL AND SEAL)
  1H-2629 [3] INSULATOR  
  7F-3531 [6] BOLT  
  8H-3481 [6] LOCKWASHER  
  4B-1221 [3] SCREW  
  7F-3529 [3] WASHER  
  8H-0878 [3] LOCKWASHER  
  7F-3534 [1] COVER ASSEM.  
  2F-7888 [2] SCREW  
    (PART OF COVER ASSEM. 7F3534)
  1L-7345 [1] BEARING ASSEM.  
  9F-2546 [1] BUSHING  
  9F-2547 [1] WICK  
  2B-4602 [1] PLUG  
  7F-3536 [1] SEAL  
    (PARTS OF BEARING ASSEM. 1L7345)
  1S-2493 [1] PLATE ASSEM.  
  7F-3510 [1] STUD ASSEM.  
  7F-3525 [12] WASHER  
  7F-3520 [1] PLATE  
  [3] PLATE  
  2L-6679 [3] PLATE  
  4B-1311 [3] SCREW (SHORT)  
  5H-6467 [3] SCREW (LONG)  
  7H-2079 [6] LOCKWASHER  
  7F-3521 [3] PLATE  
  3H-3697 [3] PIN  
  7H-2079 [3] LOCKWASHER  
  7F-3512 [12] SPRING  
  7F-3522 [3] SCREW  
  7H-2079 [3] LOCKWASHER  
  7F-3513 [6] HOLDER  
  9F-4976 [2] LOCKWASHER  
  7F-3541 [8] BOLT  
  1L-4789 [8] LOCKWASHER  
  1L-7346 [1] GASKET  
  7F-3490 [1] STUD  
  1D-4719 [1] NUT (.437" THICK)  
  1D-5117 [1] NUT (.312" THICK)  
  7F-3494 [2] WASHER  
  7F-3491 [1] WASHER  
  7F-3493 [1] INSULATOR  
  2B-4602 [1] PLUG  
  7F-3539 [1] WICK  
  7F-3538 [1] BUSHING  
    (PARTS OF HOUSING ASSEM. 1L7347)
  1L-7340 [1] DRIVE ASSEM.  
  4B-1273 [1] SCREW  
  [1] STOP  
  7F-5452 [1] SPRING  
    (PARTS OF DRIVE ASSEM. 1L7340)
  1L-7347 [1] HOUSING ASSEM.  
  9F-7216 [1] SCREW  
  9F-7215 [1] LOCKRING  
    (PARTS OF DRIVE ASSEM. 1L7340)
  1B-8710 [2] KEY  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  3N-3763 [2] KIT (terminal insulator)  
    (Each Consists of Bushings, Washer and Insulator)
 

#UE0339920177
 

5L-9711: AUTOMATIC START-STOP ARRANGEMENT

5L9711 AUTOMATIC START-STOP ARRANGEMENT
Serial No. 62B600 to 62B1014 inclusive
UE0339920177 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-0274 Y [1] CABINET ASSEMBLY  
  4L-6148 Y [1] FUEL PRIMING PUMP GROUP  
  4L-6156 Y [1] CONTACTOR GROUP  
  5L-4927 Y [1] STARTING MOTOR GROUP  
  5L-6546 Y [1] JUNCTION BOX GROUP  
    - or -
  2N-4392 Y [1] JUNCTION BOX GROUP  
  5L-9712 Y [1] SAFETY SOLENOID RACK GROUP  
    - or -
  6L-8746 Y [1] SAFETY SOLENOID RACK GROUP  
  4S-8787 [25] LIGHTING WIRE (14 GAUGE)  
  4F-8184 [1] BUSHING WATER TEMPERATURE CONTACTOR  
  2H-2143 [1] MARKER WIRE CODE  
  2L-8075 [2] TERMINAL FOR RACK SOLENOID  
  2L-8076 [30] TERMINAL FOR #14 WIRE  
  5L-2579 [1] GROMMET JUNCTION BOX  
  Y   SEPARATE ILLUSTRATION
 

#UE0339920178
 

6L-2650: AUTOMATIC START-STOP ARRANGEMENT

6L2650 AUTOMATIC START-STOP ARRANGEMENT
Serial No. 62B1015-Up. Only separate
parts serviced. When complete Group is required order 6L8553
UE0339920178 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-0274 Y [1] CABINET ASSEMBLY  
  4L-6156 Y [1] CONTACTOR GROUP  
  5L-4927 Y [1] STARTING MOTOR GROUP  
  5L-6546 Y [1] JUNCTION BOX GROUP  
    - or -
  2N-4392 Y [1] JUNCTION BOX GROUP  
  5L-9712 Y [1] SAFETY SOLENOID RACK GROUP  
    - or -
  6L-8746 Y [1] SAFETY SOLENOID RACK GROUP  
  6L-1709 Y [1] FUEL PRIMING PUMP GROUP  
  4S-8787 [25] LIGHTING WIRE (14 GAUGE)  
  4F-8184 [1] BUSHING WATER TEMPERATURE CONTACTOR  
  2H-2143 [1] MARKER WIRE CODE  
  2L-8075 [2] TERMINAL FOR RACK SOLENOID  
  2L-8076 [30] TERMINAL FOR #14 WIRE  
  5L-2579 [1] GROMMET JUNCTION BOX  
  Y   SEPARATE ILLUSTRATION
 

#UE0339920179
 

6L-8553: AUTOMATIC START-STOP ARRANGEMENT

6L8553 AUTOMATIC START-STOP ARRANGEMENT
Serial No. 62B1015-Up
UE0339920179 UE033992
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Parts for your D343 INDUSTRIAL ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4L-6156 Y [1] CONTACTOR GROUP  
  5L-4927 Y [1] STARTING MOTOR GROUP  
  5L-6546 Y [1] JUNCTION BOX GROUP  
    - or -
  2N-4392 Y [1] JUNCTION BOX GROUP  
  6L-8746 Y [1] SAFETY SOLENOID RACK GROUP  
  4S-8787 [25] LIGHTING WIRE (14 GAUGE)  
  [1] BUSHING WATER TEMPERATURE CONTACTOR  
  2H-2143 [1] MARKER WIRE CODE  
  2L-8075 [2] TERMINAL FOR RACK SOLENOID  
  2L-8076 [30] TERMINAL FOR NO. 14 WIRE  
  5L-2579 [1] GROMMET JUNCTION BOX  
  Y   SEPARATE ILLUSTRATION
 

Caterpillar Parts SIS Catalog D343 :

Truck sale:

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USD $9,850 
CAT D343

Elite Equipment Pros, LLC
Parker, Colorado 80138
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CAT D343

JW Bell LLC
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