PSP FOR REPLACING THE FAN BELT TIGHTENER ON CERTAIN 225D AND 231D EXCAVATORS - PS4524 - MAILED US AND CANADA, CACO, CFEL - REV ISED 01/91
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PSP FOR REPLACING THE FAN BELT TIGHTENER ON CERTAIN 225D AND 231D EXCAVATORS - PS4524 - MAILED US AND CANADA, CACO, CFEL - REV ISED 01/91
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.
(Revised January 1991) U-176 A-121 E-106 1356 PS4524 NOTE: 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 "PS4524" as Part Number, "7755" as Group Number, and "96" as Description Code. NOTE: Although this Program is to be administered as described above on the Affected Product, parts should be removed from parts stock as soon as possible. NOTE: This Revised Service Letter replaces the August 24, 1990 Service Letter. Changes have been made to the Parts Needed section of the letter and to the Illustration.
Termination Date
August 31 1991
Problem
The fan belt tightener bracket and adjustment bracket can fail on certain 225D and 231D Excavators. New parts can be installed to increase the service life of the belt tightener.
Affected Product
Model Identification Number 225D 2SJ1-54, 56-362, 364, 368, 369, 371-374, 376, 377, 384-387, 390 231D 1NK37-119, 121, 122
Parts Needed
1 - 4P4798 Plate Assembly 1 - 4P4884 Idler Pulley Assembly 2 - 5S7383 Bolt 4 - 8T2561 Washer 3 - 8T5360 Washer 2 - 6V8801 Nut 3 - 7X0315 Bolt
Action Required
***** Parts Stock ***** Remove all 7E5801 Plate Assemblies and 7E6161 Pulley Assemblies from parts stock. ***** Affected Product ***** Replace the original 7E5801 Plate Assembly with the 4P4798 Plate Assembly and replace the 7E6161 Idler Pulley Assembly with a 4P4884 Idler Pulley Assembly. Install new bolts and washers as shown in the illustration. ****** IMAGE: SEBE4390.01001.001 CAPTION:
Service Claim Allowances
***** Parts Stock ***** Submit one claim for all 7E5801 Plate Assemblies and 7E6161 Pulley Assemblies removed from parts stock. ***** Affected Product ***** Product Caterpillar Dealer Suggested Customer Suggestedsmu/age Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs. whichever (D/N) (Cost) (C/L) (Sell) comes first 0-3000 100% 1 0 1 0 0 0-24 mo 3001-5000 33 1/3% .5 0 .5 50% 1 25-36 mo NOTE: This is a 2-hour job.
Parts Disposition
Any parts removed (with the exception of cores used for Caterpillar Remanufactured parts) can be rendered useless and scrapped immediately upon completion of the repair.
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