PRODUCT SUPPORT PROGRAM FOR REPLACING THE TORQUE CONVERTER GUARD ON CERTAIN 797F OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE TORQUE CONVERTER GUARD ON CERTAIN 797F OFF-HIGHWAY TRUCKS

Usage:

TEBE0490-02

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09Jan2014

(Revised 07Oct2015)

U-13

A-9

D-13

O-12

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After Failure Only	PRODUCT SUPPORT PROGRAM FOR REPLACING THE TORQUE CONVERTER GUARD ON CERTAIN 797F OFF-HIGHWAY TRUCKS
7153 3101 7150		PS52587

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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 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 "PS52587" 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.

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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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NOTE:	This Revised Service Letter replaces the 09Jan2014 (Revised 05Oct2015) Service Letter. Changes have been made to Action Required.

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TERMINATION DATE

31Jan2016

PROBLEM

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The existing torque converter guard can crack through the bolt holes on certain 797F Off-Highway Trucks. If the existing torque converter guard fails, it can cause unplanned down time.

AFFECTED PRODUCT

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Model	Identification Number
797F	LAJ00141-00194, 197-226, 230, 233-236, 247-269, 275-277, 280, 282-283, 285, 287, 291-293, 295-298, 300, 303, 305, 308-310, 314, 319-321, 325-326, 328-341, 375, 380-382, 393-394, 397, 403, 406-409, 411, 413-415, 421, 423, 425-427, 433, 435-438, 445-446, 458-461, 464-468, 471-473, 476-477

PARTS NEEDED

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Qty	Part Number	Description
2	7X2561	BOLT-HEX HEAD (If Required)
6	7X2580	BOLT-HEX HEAD
2	8T4123	WASHER-HARD (If Required)
1	1467378	PLATE AS (If Required)
1	1490847	PLATE (If Required)
6	3045848	WASHER
1	4810540	GUARD AS
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 4% 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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Refer to the Service Manual if/as required.
Replace the torque converter guard with a new 481-0540 Torque Converter Guard. The 146-7378 Plate Assembly must be updated or replaced to include an additional mounting block (see A in Image1 and Image2) for the torque converter guard. See Image3 for block dimensions and Image4 for weld call out for the additional block.

NOTE: Part numbers 7X-2561, 8T-4123, 149-0847 should only be replaced if damaged. Otherwise remove from former guard and reuse.

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Image1

Image2

Image3

Image4

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%
0-20000 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 4.0-hour job
NOTE: Part numbers 7X-2561, 8T-4123, 149-0847 should only be replaced if damaged. Otherwise remove from former guard and reuse. This is a 4-hour job including the time required to fabricate the plates. Include outside expenses at cost. Retain a copy of all invoices for outside expenses in the history folder for audit purposes.