AIR COMPRESSOR GP 1756779 - Caterpillar

SEBE9472 January 21, 2006
U-36
D-32
O-31
TM-2
Priority PRODUCT IMPROVEMENT PROGRAM FOR TORQUEINGTHE FASTENERS THAT ATTACH THE FRONT PULLEY TO THE DAMPER ON CERTAIN 3406E,C15, AND C18 ENGINES
1205 PI30922
This Program must be administered assoon as possible. When reporting the repair, use "PI30922" as the Partnumber and "7751" as the Group Number, "56" as the Warranty Claim DescriptionCode and "T" as the SIMS Description Code. Exception: If the repair isdone after failure, use "PI30922" as the Part Number, "7751" as the GroupNumber, "96" as the Warranty Claim Description Code, and "Z" as the SIMSDescription Code. 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.
COMPLETION DATE
TERMINATION DATE
July 31, 2006 January 31, 2007PROBLEM
The fasteners that attach the front pulley tothe damper for certain marine and machine engine applications have notbeen torqued to the proper specification.AFFECTED PRODUCT
Model Identification Number
3406E 9WR10209-10216, 10218,10223-10225
C15 RLA266-300, 302-303,308-310, 313, 315-327, 330-331, 333-334, 336-337, 339, 341-347, 354, 356,361-362, 375, 380
C18 C1J499-500, 502, 537-538,557-577, 1909-1910CKH1899-1907, 1912-1914, 1916-1922, 1924-1925,1927-1929, 1931, 1949, 1962, 1967-1968CYN335-337, 342PARTS NEEDED
No parts are required for this service letter.ACTION REQUIRED
See the attached Rework Procedure.OWNER NOTIFICATION
U.S. and Canadian owners will receive the attachedOwner Notification.SERVICE CLAIM ALLOWANCES
Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs.
100% 1.0 0 0 0 0
This is a 1.0 hour job.PARTS DISPOSITION
Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.MAKE EVERY EFFORT TO COMPLETE THIS PROGRAMAS SOON AS POSSIBLE.Attach. (1-Owner Notification)
(2-Rework Procedure)COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999PRIORITY - PRODUCT IMPROVEMENT PROGRAM FORTORQUEING THE FASTENERS THAT ATTACH THE FRONT PULLEY TO THE DAMPERMODELS INVOLVED - CERTAIN 3406E, C15, AND C18ENGINESDear Caterpillar Product Owner:The fasteners that attach the front pulleyto the damper need to be retorqued on the products listed below. You willnot be charged for the service performed.Contact your local Caterpillar dealer immediatelyto schedule this service. The dealer will advise you of the time requiredto complete this service. Please refer the dealer to their Service Letterdated January 21, 2006 when scheduling this service.We regret the inconvenience this may causeyou, but urge you to have this service performed as soon as possible toprevent unscheduled downtime.Caterpillar Inc.
Identification #(s)Attached to January 21, 2006 Service LetterRework ProcedureRead and follow Rework Safe Job Proceduresprior to beginning rework.If necessary, remove damper guard. Illustration 1For engines with 1F-7958 nuts attachingthe pulley to the damper:Torque 12 nuts to 135 +/- 20 Nm Illustration 2For Engines with bolts attaching the pulleyto the damper:Torque 12 bolts to 105 +/-20 Nm Illustration 3Reassemble damper guard, if previously removed.Torque damper guard attachment bolts to 47 +/-9 Nm.