Usage:
07May2012 |
Before/After | PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW ENGINE SOFTWARE ON CERTAIN C18 INDUSTRIAL ENGINES IN A LOCOMOTIVE GENERATOR SET APPLICATION |
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1901 1920 | PS43591 |
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 "PS43591" 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. |
TERMINATION DATE |
31May2013 |
PROBLEM
The existing software can exhibit low load instability on certain C18 Industrial Engines in a Locomotive Generator Set application that are operating at 1800 RPM (60Hz). |
AFFECTED PRODUCT
Model | Identification Number |
C18 | WJH04706, 4712, 4714, 4717-4718, 4722, 6164-6165, 6169, 6313-6315, 6320-6321, 6325, 6327, 6329-6330, 6332, 7023, 7026, 7028, 7367-7376, 7378-7380, 7382, 7384, 7387-7388, 7469-7470, 7472, 7474-7475, 7566-7573, 7577, 7579, 8399, 8415, 8621 |
PARTS NEEDED
Qty |
Part Number | Description |
1 | 3948205 | SOFTWARE GP-ELEK |
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 22% 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
If engine speed instability at low load is experienced, update the engine ECM with the new software. Refer to the Service Manual if/as necessary. |
SERVICE CLAIM ALLOWANCES
0-72 mo |
NOTE: This is a 1.0-hour job
If there has been a previous repair, part age/hours will apply. Retain a copy of the previous repair invoice in the dealer's records for audit purposes, and specify repair date and machine hours in the "Additional Comments" section of the warranty claim. |
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PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |