The Tilt Cylinder Needs To Be Replaced On Certain 972G And 966G Wheel Loaders Caterpillar

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30043" as the Part number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI30043" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

Completion Date

Termination Date

Problem

The tilt cylinder needs to be replaced on certain 972G and 966G Wheel Loaders. The tilt cylinder may experience a failure of the cylinder rod at the piston. The abutment of the hydraulic cylinder piston to the rod could be marginal in some applications. A new head, rod, washer and piston with an improved joint, needs to be installed.

Affected Product
Model & Identification Number

972G (7LS1-2304WW1-292)

966G (3SW298)

Parts Needed

1 - 8F6230 Seal - O-Ring

1 - 3J8466 Ring - Back-Up

1 - 4J6888 Nut - Self Locking

1 - 5J8350 Seal - U-Cup

1 - 7J2087 Ring - Wear

1 - 4T4143 Seal As

1 - 1324907 Ring - Wear

1 - 1422633 Seal - Buffer

1 - 1433672 Seal - Lip Type

1 - 1737756 Washer

1 - 1876650 Piston

1 - 1876651 Washer

1 - 1882447 Head

1 - 1882448 Rod Assembly

Action Required

Reference the specification and disassembly and assembly sections of the service manual for the removal and replacement of the cylinder rod, (SENR2116 and SENR2113 respectively). Note that the diameter of the rod has been increased to 88.9 mm (3.5 in) from 82.5 mm (3.25 in).

Owner Notification

U.S. and Canadian owners will receive the attached Owner Notification.

Service Claim Allowances

Parts Disposition

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

NOTE: MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

Attach.

(1-Owner Notification)

Copy Of Owner Notification For U.S. And Canadian Owners