VALVE AS 1387514 - Caterpillar

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.
This Program must be administered as soon as possible. When reporting the repair, use "PI3748" as the Part Number, "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI3748" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
Completion Date
July 31, 1995Termination Date
January 31, 1996Problem
The 9X4276 Fuel Pressure Switch Assembly may fail resulting in incorrect signals being sent to the Electronic Monitoring System (EMS) on certain 613C Scrapers.
Affected Product
Model & Identification Number
613C (8LJ1-936 05A10092 , 05A10093, 05A10103, 05A10223)
Parts Needed
Dealers will need to order parts for this Program.
1 - 1157103 Switch Assembly-PressureAction Required
Open the top hood door assembly to access the fuel filter at the rear of the engine. Disconnect the existing pressure switch from the engine wiring harness as shown in the Illustration below. Remove the existing 9X4276 Pressure Switch Assembly and install a new 1157103 Pressure Switch Assembly.
Fuel Pressure Switch
Illustration of location of fuel pressure switchOwner Notification
U.S. and Canadian owners will receive the attached Owner Notification.
Service Claim Allowances
This is a .5-hour job.
U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report.
Parts Disposition
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.
Attach.(1-Owner Notification)Copy Of Owner Notification For U.S. And Canadian Owners