VALVE GP-STEERING 1U4051 - Caterpillar

U-545
Before/After
PRODUCT SUPPORT PROGRAM FOR SETTING THE VALVE LASH ON CERTAIN 3406C INDUSTRIAL ENGINES
1102 1105 PS42817
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 "PS42817" 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
31Oct2010
PROBLEM
The existing valve lash can be out of specification on certain 3406C Industrial Engines. If the existing valve lash is not reworked to the correct specification, excessive valve train damage could occur.
AFFECTED PRODUCT
Model Identification Number
3406C 3ER11142-11143, 11145-11147, 11149-11154, 11156
6TB25846, 25848, 25850, 25861, 25867, 25881, 25883, 25885-25887
PARTS NEEDED
No parts needed for this program
ACTION REQUIRED
Set the valve lash to the correct specifications.
Refer to the Testing and Adjusting Manual for the correct procedure to set the valve lash.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-1000 hrs,
0-24 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 3.0-hour job
An additional 3 hours will be allowed if the engine is in chassis.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.