PIN 4384790 - Caterpillar

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.
This Program can be administered either before or after a failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS4306" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and use "T" as the SIMS Description Code. If administered after failure, use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code.
Termination Date
February 28, 1999Problem
New cab beltline reinforcements need to be installed to improve life on certain 990 and 990 Series II Wheel Loaders.
Affected Product
Model & Identification Number
990 (7HK1-Up)
990 II (4FR1-213)
Parts Needed
20 - 8T4121 Washer - Plate20 - 8T4196 Bolt1 - 1399097 Bar Assembly1 - 1399265 Bar Assembly1 - 1466845 Bar - Front (LH)1 - 1466847 Bar - Front (RH)1 - 1466846 Bar - Front (CTR)1 - 1466849 Bar - Side (RH)Action Required
Reference Special Instructions REHS0110.
Service Claim Allowances
This is a 30-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.