134178-4520 ZEXEL 9 443 611 673 BOSCH PLUNGER-AND-BARREL ASSY 9443611673 1341784520 1156320540

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.
Termination Date
March 31, 1997Problem
Improvements have been made to the remanufactured unit injectors that are used in various 3114 and 3116 Engines. All of the former 0R3002, 0R3003, 0R3190, 0R3389, 0R3580, 0R3742, 0R4368, 0R4369, 0R4370, 0R4374, and 0R4376 Remanufactured Unit Injectors need to be removed from Parts Stock.
Action Required
Remove all 0R3002, 0R3003, 0R3190, 0R3389, 0R3580, 0R3742, 0R4368, 0R4369, 0R4370, 0R4374, and 0R4376 Remanufactured Unit Injectors from Parts Stock.
When ordering parts, refer to the attached chart until the information is available in a permanent publication.
Service Claim Allowances
Submit one claim for all 0R3002, 0R3003, 0R3190, 0R3389, 0R3580, 0R3742, 0R4368, 0R4369, 0R4370, 0R4374, and 0R4376 Remanufactured Unit Injectors removed from Parts Stock.
TEPS Dealers should refer to their warranty bullitin for proper claiming and disposition.
Parts Disposition
All injectors removed from Parts Stock are to be returned as cores for remanufacturing.
U.S. and Canadian Dealers
Return all 0R3002, 0R3003, 0R3190, 0R3389, 0R3580, 0R3742, 0R4368, 0R4369, 0R4370, 0R4374, and 0R4376 Remanufactured Unit Injectors that are removed from Parts Stock and a copy of the claim to:
Caterpillar Inc.
Attn: Bill Harland - Warranty Review
501 Cardinal Drive
Corinth, MS 38834
All Other Dealers
Handle the parts in accordance with your Warranty Bulletin on Remanufactured Engines and Components, refer to the topic "Disposition of the Core Under Warranty".
Attach.(1-UNIT INJECTOR CHART)3114 & 3116 Unit Injector Chart