VALVE- 1722162 - Caterpillar

08Feb2012
D-57
Parts stock action only
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN 7X-7925 MAIN CAP BOLTS FROM DEALER PARTS STOCK
7750 PI70415
When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7751" as the Group Number, "56" as the Description Code.
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
31May2012
PROBLEM
Some 7X-7925 Main Cap Bolts which are stamped with the letters "ATC" on the head of the bolt may be bent. Bolts that have "TVS" or "SF" stamped on the head are okay to use.
ACTION REQUIRED
Inspect all 7X-7925 Main Cap Bolts in dealer parts stock. Remove all the bolts that have ?ATC? stamped into the head from dealer parts stock. Refer to Image1 for examples of identification configurations.
Image1
SERVICE CLAIM ALLOWANCES
Submit one claim for all parts removed from dealer parts stock.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.