TRANSMISSION AR 2378187 - Caterpillar

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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.
This Revised Service Letter replaces the 16Jul2013 Service Letter. Changes have been made to the Mail Codes.
TERMINATION DATE
31Jul2015
PROBLEM
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.
AFFECTED PRODUCT
Model Identification Number
3512C HD T3R00202-00217
3516C HD TKT00200-00201
TKY00200-00219
PARTS NEEDED
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.
ACTION REQUIRED
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.
SERVICE CLAIM ALLOWANCES
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%
This is a 1.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.