Usage:
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 "PS0726" 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
February 29, 1996Problem
The window crank in the left hand cab door may become difficult to operate on certain 768C, 772B, and 776C Tractors; and 769C, 771C, 773B, 775B, and 777C Trucks. New parts can be installed that are more resistant to failure.
Affected Product
Model & Identification Number
768C (02X371)
769C (01X5474-6278, 01X6280-6282, 01X6284-6290, 01X6292-6294, 01X6296-6297, 01X6299-6300, 01X6302, 01X6304, 01X6306, 01X6308, 01X6313, 01X6318, 01X6323)
771C (3BJ1-93)
772B (64W181-193)
773B (63W3297-3890, 63W3903-3915, 63W3917, 63W3925-3943, 63W3946-3958, 63W3960-3962, 63W3964-3965, 63W3967-3969, 63W3971-3972, 63W3977, 63W3981, 63W3985, 63W3988-3990)
775B (7XJ1-121)
776C (2TK1-78)
777C (4XJ1-189, 4XJ191-260, 4XJ262-264, 4XJ270, 4XJ272, 4XJ274, 4XJ276, 4XJ278, 4XJ287-301, 4XJ310, 4XJ315-317, 4XJ338, 4XJ348, 4XJ355, 4XJ359, 4XJ360, 4XJ362-363)
Parts Needed
- 1 - 8Y6999 Regulator Kit
Action Required
Install the new parts as described in Special Instruction SEHS9729 "Rework Window Crank On Operator Door".
Service Claim Allowances
NOTE: This is a 2-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.