SEAL AS-BUFFER 1672208 - Caterpillar

Caterpillar: Confidential Yellow
PARTS STOCK ACTION ONLY - 9W9789 SEGMENTS IN PARTS STOCK NEED TO BE INSPECTED FOR MISSING CHAMFER - PI7229 - MAILED US AND CAN ADA, CACO, COFA, BRAZIL, CFEL, COSA
  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-23 A-17 AU-16 B-8 E-15 O-20 PARTS STOCK action only 4155 PI7229 Termination Date
May 31, 1990
Problem
Some 9W9789 Segments-Conversion in parts stock may not have a chamfer on the inside radius of the segment. Segments that do not have this chamfer can not be correctly installed.
Action Required
Remove all 9W9789 Segments in parts stock that do not have the 5 mm X 45 deg. chamfer shown in the illustration. ****** IMAGE: SEBE4216.00001.001 CAPTION:
Service Claim Allowances
Submit one claim for all 9W9789 Segments removed from parts stock.
Parts Disposition
All parts removed (with the exception of cores used for Caterpillar Remanufactured parts) should be rendered useless and scrapped immediately upon completion of the repair.