Product Support Program For Replacing The Brake Pump On Certain 793C Trucks Caterpillar


Product Support Program For Replacing The Brake Pump On Certain 793C Trucks

Usage:

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Caterpillar: Confidential Yellow

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 only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS5300" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.

Termination Date

July 31, 1998

Problem

The existing brake pump may fail at low service hours on certain 793C Trucks.

Affected Product
Model & Identification Number

793C (4AR1-247)

Parts Needed

4 - 5P1076 Washer-Con.
2 - 7X0515 Washer-Hard
1 - 1503467 Pump Group
1 - 1486545 Bracket

Action Required

1. Remove the existing 144-9523 Pump Group (Front section rear pump drive) and the 1270570 Bracket.

2. Install the 148-6545 Bracket in place of the 127-0570 Bracket for the new pump.

3. Install the new 148-2691 Pump Group. Take special care to insure that the the alignment is proper. Refer to other service material as required.

Service Claim Allowances

NOTE: This is a 5-hour job.

NOTE: If there has been a previous repair in which the customer participated, part age will apply. Retain a copy of the previous repair invoice in the dealer's records for audit purposes, and specify repair date and machine hours in the "Additional Comments" section of the warranty claim.

Parts Disposition

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

Caterpillar Information System:

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