FUEL SYS G. 7M3966 - Caterpillar

13Dec2010
U-495
A-408
D-435
O-437
TT-23
TM-30
TA-12
Parts stock action only
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN PRESSURE SWITCHES FROM DEALER PARTS STOCK
7750 PI70371
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
31Mar2011
PROBLEM
Certain 308-0788, 313-5104, 314-2405, 327-4608, and 337-3404 Pressure Switches manufactured from the 50th week of 2008 through the 24th week of 2010 can fail due to a quality issue.
ACTION REQUIRED
Remove all 308-0788, 313-5104, 314-2405, 327-4608, and 337-3404 pressure switches from dealer parts stock in the date code range of 50th week of 2008 through the 24th week of 2010. The date code format is WWYY where WW is the week of the year and YY is the year. The example in Image1 shows a switch manufactured in the 48th week of 2007.
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.