94901-38040 WASHER, PLATE, SK Denso Cross

25Aug2016
U-438
After Failure Only
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL OXIDATION CATALYST AND SELECTIVE CATALYTIC REDUCTION PANEL GASKETS FOR 445-6900 CLEAN EMISSION MODULE ON CERTAIN 3516C GENERATOR SETS
1091 1062 PS53274
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 can only be administered after a failure occurs.The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS53274" as the Part Numberand "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "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
31Aug2018
PROBLEM
The existing gaskets 351-9235 and 375-2771 can fail on certain 3516C Generator Sets. If the existing gasket fails it can lead to exhaust leaking from the Diesel Oxidation Catalyst (DOC) and Selective Catalytic Reduction (SCR) panels.
AFFECTED PRODUCT
Model Identification Number
3516C SCJ00112-00114
3516C HD SCK00112-00123
SFK00101-00128
SKC00101-00130
PARTS NEEDED
Qty
Part Number Description
24 5P7970 NUT-HEX
24 6V5219 BOLT-HEX HEAD
24 7X7729 WASHER-HARD
24 8T5005 BOLT-HEX HEAD
2 3519235 GASKET
1 3752771 GASKET
12 5128186 PLATE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 4% 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
Add new 1 inch plates to the DOC and SCR cover panels corners to allow better compression of the gasket to prevent leaking. Refer to the attached Rework Procedure.
SERVICE CLAIM ALLOWANCES