PRODUCT SUPPORT PROGRAM FOR UPGRADING THE BRAKE COOLING LINES ON CERTAIN 797F OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR UPGRADING THE BRAKE COOLING LINES ON CERTAIN 797F OFF-HIGHWAY TRUCKS

Usage:

TEBE2021-00

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11Mar2015

U-96

A-73

D-86

O-87

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Before/After	PRODUCT SUPPORT PROGRAM FOR UPGRADING THE BRAKE COOLING LINES ON CERTAIN 797F OFF-HIGHWAY TRUCKS
1350 5057 4257		PS44662

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NOTE:

Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.

NOTE:

This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS44662" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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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.

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TERMINATION DATE

31Mar2018

PROBLEM

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The existing Duo-Cone Seal can fail on certain 797F Off-Highway Trucks. If the existing Duo-Cone seal fails it will result in unscheduled downtime for repair.

AFFECTED PRODUCT

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Model	Identification Number
797F	LAJ00148-00150, 158-188, 195-196, 216-221, 224-442, 445-491
797F XQ	WSP00100-00124

PARTS NEEDED

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Qty	Part Number	Description
1	4314189	KIT-HYD-UPG
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.

ACTION REQUIRED

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Replace the existing brake cooling lines to implement the OD to ID flow through brakes along with the larger line sizes to decrease system pressures. Refer to the Service Manual if/as necessary and see Special Instructions REHS9533 "Procedure to Install the Hydraulic Upgrade Kit on the 797F Off-Highway Truck" and REHS9532 "797F Off-Highway Truck Procedure to Install the Hydraulic Upgrade Kit" for rework instructions.

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-6000 hrs, 0-12 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
6001-12000 hrs, 13-24 mo	33.0%	50.0%	0.0%	0.0%	50.0%	50.0%
12001-18000 hrs, 25-36 mo	20.0%	0.0%	0.0%	0.0%	60.0%	100.0%
18001-36000 hrs, 37-72 mo	0.0%	0.0%	0.0%	0.0%	75.0%	100.0%