Product Support Program For Replacing The Bolt That Retains The Boom Foot Pin Assembly On Certain 345B L Excavators Caterpillar

NOTE: 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 "PS4691" 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.

Termination Date

Problem

The bolt that retains the boom foot pin assembly needs to be replaced on certain 345B L Excavators. The bolt that retains the boom foot pin assembly in the upper frame assembly may come loose. The result is the pin assembly that attaches the boom foot to the upper frame may become disengaged.

Affected Product
Model & Identification Number

345B L (7KS166-281 2SW97-101 )

Parts Needed

1 - 8T4167 Washer

1 - 7X2573 Bolt

Action Required

1. Replace the 7X2572 Bolt with a 7X2573 Bolt and one additional 8T4167 Hard Washer.

2. Sequence the 8T4167 Hard Washer, the 4I3183 Washer, and the additional 8T4167 Hard Washer and assemble on the new bolt.

3. Install the new bolt and washer assembly to the upper frame boss.

4. Tighten the bolt to 530 ± 70 N·m

Service Claim Allowances

NOTE: This is a 1-hour job.

Parts Disposition

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