COUPLING-PERM 1235240 - Caterpillar

18Jul2007
U-336
A-276
D-282
O-305
Parts stock action only
PRODUCT SUPPORT PROGRAM FOR REMOVING AIR CONDITIONING PRESSURE SWITCHES FROM DEALER STOCK
1808 1408 7320 1802 7750 PI70236
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
31Oct2007
PROBLEM
A Manufacturing Problem with switches in the affected date code could cause the switch to open after being heat cycled. This will result in the AC compressor not turning on when the system has adequate pressure.
ACTION REQUIRED
Sort Stock and remove the 114-5333, 114-5334, and 180-5462 Switches with the four digit date code range of 6152 - 6334 (image 1) from dealer stock. The date code will be in the form of NNNNXX, where NNNN is the date code you are sorting for. Disregard the letters (XX).
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.