09350-04410 HOLDER & NOZZLE SE Denso Cross

12Mar2020
U-145
Priority
PRODUCT IMPROVEMENT PROGRAM FOR REWORKING OR REPLACING THE DIESEL OXIDATION CATALYSTS ON CERTAIN 3512E PETROLEUM ENGINES
7555 1061 108D PI33150
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 as soon as possible.When reporting the repair, use "PI33150" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Codeand "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI33150" as the Part Number, "7751" as the Group Number,"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.
COMPLETION DATE
TERMINATION DATE
30Sep2020 31Mar2021
PROBLEM
The diesel oxidation catalysts needs to be reworked or replaced on certain 3512E Petroleum Engines. The existing diesel oxidation catalysts can crack on the top panel and cause an exhaust leak.
AFFECTED PRODUCT
Model Identification Number
3512E NG400100-00127
NG500100-00130
PARTS NEEDED
Qty
Part Number Description
2 3031968 GASKET
4 3460335 CLAMP-BAND
4 5365400 PLATE (Before Failure-See Action Required)
2 5492046 MODULE AR-EXH (After Failure-See Action Required)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 45% 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
There is currently a limited supply of parts available for this program. The 549-2046 Part Name is frozen and allocation will be manually prioritized until sufficient quantities are available. Please work with your Customer Service Representative for parts availability.
Refer to the Safety Section in the Operation and Maintenance Manual prior to conducting any service work.
Inspect the existing diesel oxidation catalysts for cracks.
If no cracks are present, refer to Special Instruction, M0116373 for welding rails onto the top of the diesel oxidation catalysts.
If cracks are present, the diesel oxidation catalysts will need to be replaced.
OWNER NOTIFICATION
Owners in the following countries will receive the attached Owner Notification:
US
Canada
SERVICE CLAIM ALLOWANCES