PRODUCT SUPPORT PROGRAM FOR INSTALLING STIFFNER PLATES ON THE REAR AXLE HOUSING ON CERTAIN 777F OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR INSTALLING STIFFNER PLATES ON THE REAR AXLE HOUSING ON CERTAIN 777F OFF-HIGHWAY TRUCKS

Usage:

REBE6193-00

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16Jul2010

M610
N050

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Before/After (Limited distribution)	PRODUCT SUPPORT PROGRAM FOR INSTALLING STIFFNER PLATES ON THE REAR AXLE HOUSING ON CERTAIN 777F OFF-HIGHWAY TRUCKS
3260		PS43121

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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 "PS43121" 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

31Jul2012

PROBLEM

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The existing rear axle housing may crack at one of the differential carrier bolt holes on certain 777F Off-Highway Trucks. If the axle housing cracks it can cause oil to leak and the bolts to loosen.

AFFECTED PRODUCT

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Model	Identification Number
777F	JRP00360-00362, 397-401, 438-439, 586-588, 600, 630-638, 676-679, 697-699, 719-722, 768-771, 818-820, 863-864, 905, 917, 932-934, 1003-1004, 1025, 1056, 1075-1076, 1194-1195, 1344-1348, 1389-1391, 1403-1405, 1430-1434, 1438, 1519-1520, 1532, 1534, 1777, 1962-1965, 1967, 1972-1977, 2030-2032, 2050-2054, 2096-2097, 2099-2101, 2109-2115, 2170-2173, 2252, 2256-2259, 2283-2286

PARTS NEEDED

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Qty	Part Number	Description
2	6V3531	BOLT
26	6V5841	WASHER-HARD
24	1080961	SPACER
24	1123926	BOLT
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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Fabricate and install stiffner plates to the rear axle housing as described in Special Instruction, REHS5089, "Procedure for the Field Installation of Stiffener Plates on the Rear Axle Housing Assembly on the 777F Off-Highway Truck". Install new bolts, washers, and spacers to secure the differential assembly and improve the durability of the bolted joint.

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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%
0-16000 hrs, 0-48 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 24.0-hour job
A maximum of $350 U.S. will be allowed for labor and materials to fabricate the plates shown in the Special Instructions. Include outside expenses at cost. Retain a copy of all invoices for outside expenses in the machine history folder for audit purposes.

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