19100-07470 PUMP ASSY, INJECTI Calibration Data

14May2008
(Revised 20Mar2009)
U-254
A-207
D-205
O-227
Before/After
PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW FUEL INJECTORS ON CERTAIN 160M MOTOR GRADERS; 511, 521, 522, 541, AND 552 FELLER BUNCHERS; 627G AND 637G WHEEL TRACTOR-SCRAPERS; 814F WHEEL DOZERS; 815F AND 816F COMPACTORS; AND 973C TRACK LOADERS
1290 1251 1254 1713 PS42692
This Program must be administered either before or after failure.In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS42692" as the Part Numberand "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code.If administered after failure, use "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.
This Revised Service Letter replaces the 14May2008 (Revised 02Jul2008) Service Letter. Changes have been made to Termination Date.
TERMINATION DATE
31Mar2009
PROBLEM
The spool spring that is internal to the 293-4072 Fuel Injector may failing prematurely on certain 160M Motor Graders; 511, 521, 522, 541, and 552 Feller Bunchers; 627G and 637G Wheel Tractor-Scrapers; 814F Wheel Dozers; 815F and 816F Compactors; and 973C Track Loaders. Symptoms of this type of failure are consistent with a flutter, skipping, or a fuel knock from the engine at higher speeds. This type of failure is generally a low hour failure.
Note: Use the part hours that are on the fuel injector(s).
AFFECTED PRODUCT
Model Identification Number
160M B9E00118-00217
B9L00166-00253
511 51100292
521 52100319-00322
522 52200251-00256
541 54100215-00226
552 55200147-00149
627G DBD00754-00844
637G DFJ00341-00367
814F BXG00150-00159
815F BYN00295-00393
816F BZR00189-00228
973C LDX00349, 359-415
PARTS NEEDED
Qty
Part Number Description
6 10R7222 INJECTOR GP-FUEL
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 18% 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