Before/After
| PRODUCT SUPPORT PROGRAM FOR REWORKING THE FUEL LINES ON CERTAIN 3512C LOCOMOTIVE ENGINES |
1252 1274
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PS44639 |
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 "PS44639" 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 15Jun2015 (Revised 12Aug2015) Service Letter. A change has been made to the Mail Codes. |
The existing fuel line can chafe on certain 3512C Locomotive Engines. If the existing fuel line fails it can/will cause a fuel leak. |
Qty |
Part Number |
Description |
2 |
3G8047 |
GROMMET |
2 |
3104947 |
CLIP |
2 |
3104948 |
CLIP |
1 |
3553628 |
HOSE AS |
1 |
3553629 |
HOSE AS |
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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Remove the 6D-1641 Clip. Retain the hardware for reuse.
Inspect the 355-3628 and 355-3629 Fuel Lines for any signs of chafing. If the fuel line is chafed, replace the fuel line.
Install the new 310-4947 Bracket, 310-4948 Bracket, and 3G-8047 Grommet. |
Product smu/age whichever comes first |
Caterpillar |
Dealer Suggested |
Customer Suggested |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
Parts % |
Labor Hrs% |
0-15000 hrs, 0-80 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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An additional 0.5 hour is allowed per fuel line if replacement is necessary. |
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
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