SHAFT-BRAKE 3P3505 - Caterpillar

TEBE7803-00
29Jun2018
O-324
Before/After
PRODUCT SUPPORT PROGRAM FOR REPLACING THE THERMOSTATIC VALVE PISTON ON CERTAIN C175-16 LOCOMOTIVE ENGINES
135V PS45930
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.
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 "PS45930" as the Part Numberand "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.
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
30Jun2020
PROBLEM
The existing thermostatic valve piston can stick on certain C175-16 Locomotive Engines. If the existing piston sticks it can/will cause the engine to overheat or overcool.
AFFECTED PRODUCT
Model Identification Number
C175-16 3A900135-00136
KWT00102, 121-134
PARTS NEEDED
Qty
Part Number Description
1 8T5918 SEAL-O RING
1 4706785 PISTON 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.
ACTION REQUIRED