Before/After
| PRODUCT SUPPORT PROGRAM FOR REMOVING DIODES IN THE LEFT HAND STARTER DRIVE HARNESS RETURN CIRCUIT ON CERTAIN 3512C HD, AND 3516C HD MARINE ENGINES |
1408 1453 |
PS43960 |
NOTE: |
Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.
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NOTE: |
This Program must be administered either before or after failure.
In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS43960" as the Part Number
and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code.
If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code. |
NOTE: |
The information supplied in this service letter may not be valid after the termination date of this program.
Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst. |
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NOTE: |
This Revised Service Letter replaces the 16Jul2013 Service Letter. Changes have been made to the Mail Codes. |
The existing diodes are incorrectly placed on the left hand starter drive return circuit on certain 3512C HD, and 3516C HD Marine Engines. Diodes must be removed to allow the engine to start-up. |
Qty |
Part Number |
Description |
2 |
3S2093 |
STRAP-CABLE |
2 |
9X3402 |
SOCKET-CONNECTOR |
1 |
WIRE |
18AWG-RED |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
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Refer to the service manual if/as necessary.
Remove the two diodes located on the left hand starter drive return circuit. The diodes are located on wire G768 on J2 pin 43 and G766 on J2 pin 60. The diodes are located between the rail and ECM connector. |
Product smu/age whichever comes first |
Caterpillar |
Dealer Suggested |
Customer Suggested |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
0-15000 hrs, 0-24 mo |
100.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
NOTE: This is a 1.0-hour job
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Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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