TUBE AS 2771221 - 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 "PS43123" 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
31Jul2012
PROBLEM
The existing Steering hose can fail on certain AD55B Underground Articulated Trucks. The impact of steering hose failures can be minimized by installing the high temperature sleeve.
AFFECTED PRODUCT
Model Identification Number
AD55B JNW00101-00188
PARTS NEEDED
Qty
Part Number Description
1 4J0524 SEAL-O-RING
3 1635531 TIE-CABLE
1 3618390 SLEEVE [80 cm (31.5 inch)]
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 14% 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
Refer to Special Instruction REHS5274 "Procedure to Install a Protective Sleeve to the Steering Hose on AD55B Underground Articulated Trucks" for rework procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-15000 hrs,
0-12 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 1.5-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.