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.
Termination Date
January 31, 1994Problem
Certain remanufactured turbochargers and turbocharger components need to be removed from parts stock because the compressor wheels may have been damaged during a cleaning process.
Action Required
Inspect all the remanufactured turbochargers and turbocharger components listed below. If the box containing the part is marked "CW OK", or has a date code prior to June 1992 or after September 1993 on the outside of the box, return the part to stock.
NOTE: The date code can be found on the right-hand end of the part number label on the box after the part number. (For example, the date code for October 1993 will appear as 1093 or as 10/93.)
If the part box has none of the conditions mentioned above, open the box to determine if the compressor wheel is new. Inspect the surface of the compressor wheel that the nut seats against. If this surface has a bright, freshly-machined surface the wheel is new. If this surface has a dull surface finish the wheel is reused. Do not disturb the nut for this inspection.
NOTE: Turbocharger groups can be inspected without removing the group from the box.
If you are unable to determine if the compressor wheel is new using the above inspection method, inspect the profiled edges of the compressor wheel vanes. If they have a bright, freshly-machined surface, the wheel is new.
NOTE: It will be necessary to remove the compressor cover from turbocharger groups to perform this inspection. If the compressor cover is removed, use caution when installing it to be sure it is straight so the compressor wheel is not damaged.
If inspection reveals the wheel is new, seal the box, mark the outside of the box with "DCW OK" and return the part to your stock. If the wheel surface finish is dull, remove the part from parts stock.
Inspect the parts listed below:
- 0R5383 Basic Turbocharger Group
- 0R5384 Basic Turbocharger Group
- 0R5466 Basic Turbocharger Group
- 0R5534 Cartridge Group
- 0R5718 Basic Turbocharger Group
- 0R5719 Basic Turbocharger Group
- 0R5721 Basic Turbocharger Group
- 0R5722 Cartridge Group
- 0R5723 Cartridge Group
- 0R5725 Basic Turbocharger Group
- 0R5726 Basic Turbocharger Group
- 0R5728 Basic Turbocharger Group
- 0R5729 Cartridge Group
- 0R5730 Cartridge Group
- 0R5757 Basic Turbocharger Group
- 0R5758 Basic Turbocharger Group
- 0R5759 Basic Turbocharger Group
- 0R5760 Basic Turbocharger Group
- 0R5761 Basic Turbocharger Group
- 0R5762 Basic Turbocharger Group
- 0R5763 Basic Turbocharger Group
- 0R5764 Basic Turbocharger Group
- 0R5765 Cartridge Group
- 0R5788 Cartridge Group
- 0R5789 Cartridge Group
- 0R5790 Cartridge Group
- 0R5791 Cartridge Group
- 0R5801 Basic Turbocharger Group
- 0R5802 Basic Turbocharger Group
- 0R5803 Basic Turbocharger Group
- 0R5804 Basic Turbocharger Group
- 0R5805 Basic Turbocharger Group
- 0R5806 Basic Turbocharger Group
- 0R5807 Basic Turbocharger Group
- 0R5808 Basic Turbocharger Group
- 0R5809 Basic Turbocharger Group
- 0R5810 Basic Turbocharger Group
- 0R5811 Basic Turbocharger Group
- 0R5812 Basic Turbocharger Group
- 0R5823 Basic Turbocharger Group
- 0R5826 Basic Turbocharger Group
- 0R5827 Basic Turbocharger Group
- 0R5828 Basic Turbocharger Group
- 0R5829 Basic Turbocharger Group
- 0R5830 Basic Turbocharger Group
- 0R5831 Basic Turbocharger Group
- 0R5832 Basic Turbocharger Group
- 0R5842 Basic Turbocharger Group
- 0R5843 Basic Turbocharger Group
- 0R5845 Basic Turbocharger Group
- 0R5852 Basic Turbocharger Group
- 0R5853 Basic Turbocharger Group
- 0R5854 Basic Turbocharger Group
- 0R5855 Basic Turbocharger Group
- 0R5858 Cartridge Group
- 0R5860 Cartridge Group
- 0R5861 Cartridge Group
- 0R5862 Cartridge Group
- 0R5863 Cartridge Group
- 0R5864 Cartridge Group
- 0R5865 Cartridge Group
- 0R5870 Cartridge Group
- 0R5871 Cartridge Group
- 0R5874 Cartridge Group
- 0R5875 Cartridge Group
- 0R5876 Cartridge Group
- 0R5877 Cartridge Group
- 0R5878 Cartridge Group
- 0R5879 Cartridge Group
- 0R5882 Cartridge Group
- 0R5883 Cartridge Group
- 0R5884 Cartridge Group
- 0R5889 Cartridge Group
- 0R5890 Cartridge Group
- 0R5891 Cartridge Group
- 0R5892 Cartridge Group
- 0R5893 Cartridge Group
- 0R5894 Cartridge Group
- 0R5895 Cartridge Group
- 0R5896 Cartridge Group
- 0R5897 Cartridge Group
- 0R5898 Cartridge Group
- 0R5899 Cartridge Group
- 0R5901 Cartridge Group
- 0R5903 Cartridge Group
- 0R5904 Cartridge Group
- 0R5905 Cartridge Group
- 0R5906 Cartridge Group
- 0R5909 Cartridge Group
- 0R5922 Cartridge Group
- 0R5923 Cartridge Group
- 0R5925 Cartridge Group
- 0R5929 Cartridge Group
- 0R5947 Basic Turbocharger Group
- 0R5948 Basic Turbocharger Group
- 0R5949 Basic Turbocharger Group
- 0R5950 Basic Turbocharger Group
- 0R5953 Basic Turbocharger Group
- 0R5954 Basic Turbocharger Group
- 0R6007 Basic Turbocharger Group
- 0R6017 Cartridge Group
- 0R6018 Cartridge Group
- 0R6051 Basic Turbocharger Group
- 0R6052 Cartridge Group
- 0R6099 Cartridge Group
- 0R6100 Basic Turbocharger Group
- 0R6139 Remanufactured Turbocharger Group
- 0R6155 Basic Turbocharger Group
- 0R6165 Basic Turbocharger Group
- 0R6166 Basic Turbocharger Group
- 0R6170 Basic Turbocharger Group
- 0R6171 Cartridge Group
- 0R6172 Cartridge Group
- 0R6175 Basic Turbocharger Group
- 0R6176 Basic Turbocharger Group
- 0R6177 Basic Turbocharger Group
- 0R6179 Cartridge Group
- 0R6180 Cartridge Group
- 0R6235 Basic Turbocharger Group
- 0R6236 Cartridge Group
- 0R6242 Cartridge Group
- 0R6256 Cartridge Group
- 0R6257 Cartridge Group
- 0R6299 Basic Turbocharger Group
- 0R6300 Cartridge Group
- 0R6333 Basic Turbocharger Group
- 0R6334 Basic Turbocharger Group
- 0R6335 Cartridge Group
- 0R6338 Cartridge Group
- 0R6339 Cartridge Group
- 0R6340 Basic Turbocharger Group
- 0R6341 Basic Turbocharger Group
- 0R6342 Basic Turbocharger Group
- 0R6343 Cartridge Group
- 0R6344 Cartridge Group
- 0R6346 Cartridge Group
- 0R6350 Cartridge Group
- 0R6351 Cartridge Group
- 0R6370 Basic Turbocharger Group
- 0R6375 Cartridge Group
- 0R6376 Basic Turbocharger Group
- 0R6469 Cartridge Group
- 0R6480 Basic Turbocharger Group
- 0R6571 Basic Turbocharger Group
- 0R6572 Cartridge Group
- 0R6575 Cartridge Group
- 0R6601 Basic Turbocharger Group
- 0R6606 Cartridge Group
- 0R6618 Basic Turbocharger Group
- 0R6684 Turbocharger Group
- 0R6685 Cartridge Group
- 0R6686 Turbocharger Group
- 0R6692 Basic Turbocharger Group
- 0R6693 Cartridge Group
- 0R6697 Turbocharger Group
- 0R6712 Cartridge Group
- 0R6721 Turbocharger Group
- 0R6743 Basic Turbocharger Group
- 0R6746 Cartridge Group
- 0R6760 Basic Turbocharger Group
- 0R5384 Basic Turbocharger Group
Service Claim Allowances
Submit one claim for all remanufactured turbochargers and components removed from parts stock as a result of this service letter.
Parts Disposition
U.S., Canadian, CFEL, And CACo Dealers (except In Mexico)
Return all remanufactured turbochargers and components that are removed from parts stock and a copy of the claim to:
ATTN.: Glen Glover / PI7325
202 Cardinal Drive
Corinth, MS 38834
NOTE: Parts may be returned using the normal core return system with the following exceptions:
1. Cases containing parts being returned for this program must not contain any parts not covered by the service letter. On the outside of the cases, mark Glen Glover/PI7325, the dealer code, and the case number.
2. Use "PI7325" for the dealer reference number after each part number listed on the Core Credit Request/Packing List (CCR/PL). Include the warranty claim number on the CCR/PL and mark it as "Warranty".
CACo Dealers In Mexico
Return all remanufactured turbochargers and components that are removed from parts stock and a copy of the claim to:
ATTN: Glen Glover/PI7325
Ave. Fidel Velazquez 725 QTE
Santa Catarina, N.L.
C.P. 66350
NOTE: Parts may be returned using the normal core return system with the following exceptions:
1. Cases containing parts being returned for this program must not contain any parts not covered by the service letter. On the outside of the cases, mark Glen Glover/PI7325, the dealer code, and the case number.
2. Use "PI7325" for the dealer reference number after each part number listed on the Core Credit Request/Packing List (CCR/PL). Include the warranty claim number on the CCR/PL and mark it as "Warranty".
COSA Dealers
Return all remanufactured turbochargers and components that are removed from parts stock as per Warranty Bulletin SC5.10 (Remanufactured Engines and Components), Bulletin SELD0978-01, of the COSA Warranty Guide (SELD0900). The following exceptions apply:
1. Cases containing parts being returned for this program must not contain any parts not covered by the service letter. On the outside of the cases, mark Glen Glover/PI7325, the dealer code, and the case number.
2. Use "PI7325" for the dealer reference number after each part number listed on the Core Credit Request/Packing List (CCR/PL). Include the warranty claim number on the CCR/PL and mark it as "Warranty".
All Other Dealers
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.