VALVE GP-CONTROL 9T1890 - Caterpillar

May 2, 2004
(Revised May 2004)
U-144
A-101
D-116
O-120
TT-11
TA-2
TM-6
Partsstock action only PRODUCT IMPROVEMENT PROGRAM FOR REMOVINGCERTAIN DATE CODE 1728660 SWITCHES FROM DEALER PARTS STOCK
77507422 PI70078
The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst. This Revised Service Letter replacesthe May 2, 2004 Service Letter. Changes have been made to the Date Coderange listed in the Action Required.TERMINATION DATE
August 31, 2004PROBLEM
Certain 172-8660 Liquid Level Switches were madewithout an end cap at the rear of the connector. Switches with date codesof 309 (Sept 2003) to 402 (Feb 2004) are affected and need to be removedfrom dealer parts stock.ACTION REQUIRED
Remove all 172-8660 Switches from dealer partsstock with date codes of 309, 310, 311, 312, 401, and 402. These partsare further identified by a gray colored electrical connector.Note: Date code is marked on the barrel ofthe probe (Between the threaded portion and the float).Note: The Connector without an end cap is graywhile the correct connector is black.Note: These switches will be reworked by thesupplier.SERVICE CLAIM ALLOWANCES
Submit one claim for all 172-8660 Switches removedfrom parts stock.PARTS DISPOSITION
***** U.S. and Canadian Dealers ***** Make sure the outside of the shippingcontainer is marked PI70078.Return all 172-8660 Switches that are removedfrom parts stock and a copy of the claim to:Caterpillar Inc.
Attn: Supplier Recovery PI70078
Service Claims Room
8201 N. University
Peoria, IL 61615
***** All Other Dealers *****Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.