HOSE AS 2885957 - Caterpillar

This Program can be administered either before or after a failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS4497" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and use "T" as the SIMS Description Code. If administered after failure, use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.
1998 COFA mail code AU-253 is not in order since it was added at Revision SEBE6545-01 in December 1998.
This Revised Service Letter replaces the June 27, 1998 (Revised December 1998) Service Letter. Changes have been made to the Affected Product.
Termination Date
June 30, 2000Problem
The HEUI hydraulic pump group may fail which will result in the engine not running.
Affected Product
Model & Identification Number
Group 1
D10R (3KR1-570)
Group 2
D10R (3KR571-721)
Group 3
D10R (3KR722-01120)
Parts Needed
Group 1
1 - 6V1197 Seal-O-Ring1 - 6V8676 Seal-O-Ring1 - 9X7734 Seal-O-Ring2 - 336027 Seal-O-Ring1 - 1440837 Pump GroupGroup 2
1 - 6V1197 Seal-O-Ring1 - 6V8676 Seal-O-Ring1 - 9X7734 Seal-O-Ring2 - 336027 Seal-O-Ring1 - 1546732 Pump Kit1 - 1618627 Plug KitGroup 3
1 - 1618627 Plug KitAction Required
Group 1
Replace the pump with a new 1440837 pump group
Group 2
Install a new 1546732 Pump Kit, o-ring seals and plug kit.
Group 3
Install a new plug kit.
Service Claim Allowances
Group 1
Group 2
Group 3
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.