09080-07810 GOVERNOR ASSY, MEC Denso Cross

06May2009
U-178
A-153
D-150
O-158
Priority
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING FUEL INJECTORS ON CERTAIN AD45B AND AD55 UNDERGROUND ARTICULATED TRUCKS EQUIPPED WITH A C18 ENGINE
1290 1251 1254 1713 PI31660
This Program must be administered as soon as possible.When reporting the repair, use "PI31660" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Codeand "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI31660" as the Part Number, "7751" as the Group Number,"96" as the Warranty Claim Description Code, and "Z" as the SIMS 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.
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.
COMPLETION DATE
TERMINATION DATE
30Nov2009 31May2010
PROBLEM
Incorrect fuel injectors may be installed on certain AD45B and AD55 Underground Articulated Trucks. The 291-5911 Injector Gp-Fuel listed on SIS Web was the incorrect part number to use for replacement. This only affects machines that may have had an injector or injectors replaced during field service or by the customer. The correct fuel injectors have been installed in the engines from the factory.
AFFECTED PRODUCT
Model Identification Number
AD45B CXM00301-00382, 384-412, 415-420
AD55 ANW00341-00392
DNW00501-00553, 555-574, 576-612
PARTS NEEDED
Qty
Part Number Description
6 2530618 INJECTOR GP-FUEL (IF/AS REQUIRED)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 40% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
ACTION REQUIRED
Remove the engine valve covers and inspect the part number on each fuel injector. Remove any 291-5911 Fuel Injectors from the engine and replace with a 253-0618 Fuel Injector.
For further information on replacing a fuel injector refer to Disassembly and Assembly, RENR8261, "C15 and C18 Engines for Caterpillar Built Machines".
OWNER NOTIFICATION
U.S. and Canadian owners will receive the attached Owner Notification.
SERVICE CLAIM ALLOWANCES
Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts %