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 "PS0813" 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.
NOTE: This Revised Service Letter replaces the January 24, 1995 Service Letter. Changes have been made to the Affected Product.
Termination Date
January 31, 1996Problem
The 0780594 Vibratory Tachometer Gauge needle shaft may break causing the needle to fall off on certain CP531, CP533, CS533, CP563, CS563, CS573 and CS583 Compactors.
Affected Product
Model & Identification Number
CS531 (3WM1-Up 4KM1-Up )
CP533 (3ZL1-Up 5AL1-Up 3ZL1-Up )
CS533 (3BL1-Up 4HL1-Up )
CP563 (1YJ1-Up 5AJ1-Up )
CS563 (8XF1-Up 7GG1-Up )
CS573 (8PK1-Up)
CS583 (1EL1-Up 8YJ1-Up )
Parts Needed
- 1 - 1224232 Gauge-Vibratory Tachometer
Action Required
Parts Stock
Remove all 0780594 Vibratory Tachometer Gauges from Parts Stock.
Affected Product
1. Remove the existing vibratory tachometer gauge.
2. Install a new 1224232 Vibratory Tachometer Gauge.
3. Refer to the Vibratory System Testing and Adjusting section of the appropriate Service Manual to verify the tachometer calibration is correct.
Service Claim Allowances
Parts Stock
Submit one claim for all 0780594 Vibratory Tachometer Gauges removed from Parts Stock.
NOTE: US and Canadian Dealers Only - When submitting a Parts Stock claim use 99Z00001 in the Product Identification Number Field.
Affected Product
NOTE: This is a 2-hour job.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.