PRODUCT SUPPORT PROGRAM FOR REPLACING ACCESS PANEL SEALS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING ACCESS PANEL SEALS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS

Usage:

TEBE7570-00

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16Apr2018

U-225

A-164

D-197

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Before/After	PRODUCT SUPPORT PROGRAM FOR REPLACING ACCESS PANEL SEALS ON CERTAIN 794 AC OFF-HIGHWAY TRUCKS
7329 7320 726A		PS45850

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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 "PS45850" 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

30Apr2019

PROBLEM

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The existing access panel seal that was installed at the Factory, in the 442-2536 Trim Group, can fail on certain 794 AC Off-Highway Trucks. If the existing seal fails, water can enter the cab and potentially cause electrical problems.

AFFECTED PRODUCT

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Model	Identification Number
794 AC	MN500055-00056 MT500100-00112

PARTS NEEDED

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Qty	Part Number	Description
5	8T6936	SEAL
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% 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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Review Operation and Maintenance Manual, SEBU9099, "Prepare the Machine for Maintenance before beginning this procedure:

1. Move the machine to a hard level surface
2. Move the transmission control lever to the PARK position.
3. Install wheel chocks on the machine.
4. Move battery disconnect switch to the OFF position.
5. Remove the 432-3683 Panel and the 432-3684 Panel. Set mounting hardware aside. Refer to Image 1.
6. Remove the existing seal from the factory and replace it with new 8T6936 Seal. Approximately 42 decimeters (4.2 meters) will be required. Refer to Image 2.
7. Install panels with hardware and return machine to operation.

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Image1

Image2

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%
0-18000 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%