Product Support Program For Cutting A Hole In The 118-4629 Hood Assembly For Air Cleaner Dust Valve Access Caterpillar

NOTE: 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.

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 "PS4162" 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

A hole needs to be cut into the 118-4629 Hood Assembly in order to service the left hand 1S5485 Air Cleaner Dust Valve.

Affected Product
Model & Identification Number

776D (5ER78-80)

777D (3PR78-568)

Parts Needed

Not Applicable.

Action Required

Cut a 88 mm by 282 mm hole in the left front corner of the 118-4629 Hood Assembly as shown in the following Illustration.

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.