09130-01580 GOVERNOR ASSY, MEC Denso Cross

04Feb2020
U-46
After Failure Only
PRODUCT SUPPORT PROGRAM FOR REPLACING THE DIESEL OXIDATION CATALYST ON CERTAIN 3512E PETROLEUM ENGINES
1901 PS54256
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 "PS54256" 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
28Feb2022
PROBLEM
The existing Diesel Oxidation Catalyst may develop a crack on the back plate end cap weld to the housing on certain 3512E Petroleum Engines.
AFFECTED PRODUCT
Model Identification Number
3512E SK300113-00249
SK500129-00592
PARTS NEEDED
Qty
Part Number Description
2 3031968 GASKET
4 3460335 CLAMP-BAND
1 4220219 GASKET-EXHAUST
1 5267934 MODULE AR-EXH
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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 the crack is 5mm wide or 6 inches long or larger then replace the Diesel Oxidation Catalyst.
Refer to Disassembly and Assembly, KENR8163, "Catalytic Converter - Remove and Install".
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%