COVER AS 3W2645 - Caterpillar

Caterpillar: Confidential Yellow
PSP FOR CERTAIN D6H AND D6H LGP TRACTORS EQUALIZER BAR CENTER PIN BEARINGS - PS4584 - MAILED US AND CANADA, CACO, COFS, CFEL, CO SA
  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.
U-34 A-26 AU-23 E-29 O-32 7206 PS4584 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 "PS4584" as Part Number, "7755" as Group Number, and "96" as Description Code. Termination Date
February 29, 1992
Problem
The service life of the equalizer bar center pin bearings on certain D6H and D6H LGP Tractors is not as long as desired.
Affected Product
Model Identification Number D6H 4RC1-2068 2KD1-702 3ED1-465 3ZF1-606 4YF1-453 6CF1-806 4LG1-1092 1FJ1-481 3YJ1-150 D6H LGP 6FC1-603 8FC1-688 1KD1-511 5HF1-488 2TG1-557 3YG1-371 4GG1-351
Parts Needed
1 - 3B8485 Fitting 1 - 6D3479 Clip 2 - 8G8311 Bearing (Required After Failure Only) 1 - 3J7354 Seal 2 - 7K9205 Seal 2 - 0L1351 Bolt 1 - 8L6557 Connector 2 - 5M2894 Washer 1 - 5M6214 Plug 1 - 8V0295 Hose Assembly 1 - 6Y3954 Support Assembly 1 - 6Y3896 Pin Assembly 1 - 307946 Elbow
Action Required
**** Before Failure