BOLT 3F9025 - Caterpillar

REBE3488-00
27Mar2008
U-155
A-124
D-117
O-138
Parts stock action only
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND REMOVING IF NEEDED 10R-4343 CYLINDER PACKS FROM DEALER PARTS STOCK
1225 7750 PI70255
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
30Jun2008
PROBLEM
Some 10R-4343 Cylinder Packs were found with the incorrect 10R-5636 Piston. The incorrect piston may result in white smoke after engine start-up.
ACTION REQUIRED
Inspect all 10R-4343 Cylinder Packs in parts stock with a date code label January 1, 2007 through February 20, 2008 for the correct piston.
The 10R-4343 Cylinder Packs should be equipped with a 10R-5635 Piston or 278-0247 Piston. The part number of the piston is located on the strut of the piston.
Cylinder packs equipped with the correct piston should be repackaged in the original packaging and returned to dealer parts stock.
Cylinder packs equipped with the incorrect piston should be removed from dealer parts stock.
Image1
SERVICE CLAIM ALLOWANCES
Submit one claim for all parts removed from dealer parts stock.
PARTS DISPOSITION
Any parts removed from parts stock should be returned on your next core shipment to local core inspection facility. PLEASE IGNORE THE NORMAL 15 DAY HOLDING PERIOD REQUIREMENT. Package these parts separately from normal cores on shipment and label each case with PIXXXXX. All parts returned must have a Core Credit Request (CCR) entered into CMIS2 to allow for core credit refund to be processed. Remember to document your Cat warranty claim number on the CCR to ensure 100% core credit is processed for the returned parts.