FLANGE 7C8535 - Caterpillar

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
December 31, 1994Problem
The new 3400 Liner O-Ring Seals have updated material. The 3E6777 Seal is replaced by 1102220 Seal and the 5P8057 Kit is replaced by 1183732 Kit.
Action Required
Remove all 3E6777 Seals and 5P8057 Kits from dealer inventory. Check all Remanufactured Cylinder Packs, listed in the table below, with date codes before July 1994. Replace all 5P8057 Kits with a new 1183732 Kit.
Next Level for 1183732 Kit
0R1570 Cylinder Pack0R1571 Cylinder Pack0R1572 Cylinder Pack0R2413 Cylinder Pack0R2693 Cylinder Pack0R2694 Cylinder Pack0R2861 Cylinder Pack0R2862 Cylinder Pack0R2974 Cylinder Pack0R2975 Cylinder Pack0R3518 Cylinder Pack0R3519 Cylinder Pack0R3585 Cylinder Pack0R3757 Cylinder Pack0R3782 Cylinder Pack0R3783 Cylinder Pack0R3788 Cylinder Pack0R4176 Cylinder Pack0R4178 Cylinder PackService Claim Allowances
Submit one claim for all 3E6777 Seals and 5P8057 Kits removed from Parts Stock.
Parts Disposition
U.S. and Canadian Dealers
Return all 3E6777 Seals and 5P8057 Kits that are removed from Parts Stock and a copy of the claim to:
Caterpillar Inc.
Attn: Supplier Recovery Supervisor
Warehouse #4 Docks 7 through 10
8201 N. University
Peoria, IL 61615
CofA
Return all 3E6777 Seals and 5P8057 Kits that are removed from Parts Stock and a copy of the claim to:
Caterpillar of Australia
Warranty Claims Area
1 Sharps Rd.
Tullamarine Vic 3043
COSA Dealers
Contact: Claim Section Supervisor Grimbergen Parts Depot
All Other Dealers
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.