Usage:
14Nov2014 |
(Revised 18Dec2014) |
X355
Before/After (Limited distribution) | PRODUCT SUPPORT PROGRAM FOR REPLACING THE CYLINDER PACKS ON CERTAIN 3512B LOCOMOTIVE ENGINES |
|
1225 | PS44555 |
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. |
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 "PS44555" 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. |
NOTE: | This Revised Service Letter replaces the 14Nov2014 Service Letter. A change was made to the Service Claim Allowances to add part age/hours. |
TERMINATION DATE |
30Nov2016 |
PROBLEM
The existing piston can exhibit high ring groove wear on certain 3512B Locomotive Engines. If the existing piston fails it can/will result in high blow-by and excessive oil consumption. |
AFFECTED PRODUCT
Model | Identification Number |
3512B | PWG00123-00125, 127, 129-130, 133-136, 139-140, 147, 149, 151, 155-159, 161-169, 172-177, 185, 188-191, 193, 197, 199-200 |
PARTS NEEDED
Qty |
Part Number | Description |
1 | 1H8278 | SEAL-O-RING |
1 | 1H9696 | SEAL-O-RING |
1 | 3P0654 | SEAL-O-RING |
2 | 4H7869 | GASKET |
2 | 4N1320 | GASKET-ADAPTER |
1 | 5D5957 | SEAL-O-RING |
1 | 5H6734 | SEAL-O-RING |
12 | 5P7530 | SEAL-O-RING |
2 | 5P7818 | SEAL-O-RING |
12 | 6J2245 | SEAL-O-RING |
2 | 6V1454 | SEAL-O RING |
1 | 6V3908 | SEAL-O-RING |
5 | 6V5066 | SEAL-O RING |
1 | 6V6809 | SEAL-O RING |
12 | 6V9769 | SEAL-O-RING |
1 | 7N4945 | GASKET |
12 | 10R4029 | CYLINDER PACK AS |
4 | 1073759 | SEAL-AFTERCOOLER |
9 | 1092332 | SEAL-O-RING |
4 | 1097411 | SEAL-O-RING |
12 | 1213558 | RETAINER AS |
2 | 1228856 | GASKET AS |
12 | 1623898 | TUBE AS |
2 | 1782439 | SEAL AS |
12 | 2295332 | GASKET |
12 | 2302520 | BEARING-CONN ROD |
4 | 2432288 | GASKET AS |
12 | 2454907 | SEAL-FUEL SYSTEM |
12 | 2454908 | SEAL-FUEL SYSTEM |
12 | 2720759 | SEAL-PIP |
1 | 2986387 | SEAL-O-RING |
8 | 3008579 | BOLT-HEX HEAD |
8 | 3102233 | NUT-HEX |
12 | 4421702 | KIT-GASKET (SCH) |
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
Replace the cylinder packs. Refer to Disassembly and Assembly, SENR6564. Valve Cover - Remove and Install Rocker Shaft Assembly and Push Rods - Remove and Install Electronic Unit Injector - Remove and Install Valve Cover Base - Remove and Install Cylinder Head - Remove and Install Piston Cooling Jets - Remove and Install Pistons and Connecting Rods - Remove and Install Cylinder Liner - Remove and Install |
SERVICE CLAIM ALLOWANCES
0-80 mo |
NOTE: This is a 50.5-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. |