MANIFOLD AS 2855624 - Caterpillar

October 9, 2003
U-280
A-195
D-206
O-236
Priority PRODUCT IMPROVEMENT PROGRAM FOR INSTALLINGNEW O-RING SEALS IN THE OUTPUT TRANSFER GEAR GROUP OF CERTAIN 854G WHEELDOZERS; AND OF CERTAIN 990 II AND 992G WHEEL LOADERS
3159 PI30565
This Program must be administered assoon as possible. When reporting the repair, use "PI30565" 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 "PI30565" 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
April 30, 2004 October 31, 2004PROBLEM
The 4L9564 O-Ring was installed incorrectly atassembly on certain 854G Wheel Dozers; and on certain 990 II and 992G WheelLoaders. This may result in leaks and/or spline wear. A new o-ring needsto be installed.AFFECTED PRODUCT
Model Identification Number
854G AMP339
990 II BCR218, 219, 223, 225
992G ADZ531, 532, 534-545PARTS NEEDED
Dealers will need to order parts for this Program.
Quantity Part Number Description
2 1A3103 BOLT
2 4L9564 SEAL-O-RINGACTION REQUIRED
Using Service Manual procedures, remove the yokesfrom both sides of output gear group.Remove the 4L9564 Seal-o-rings that were installedbetween the end of the yokes and the bearings on the output shaft.Reassemble installing the new 1A3103 Boltsand 4L9564 Seals in the correct locations.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% 8 0 0 0 0
This is an 8-hour job.
U.S. and Canadian Dealers Only - Eligibledealers may enter a Type 2 SIMS Report.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)COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999PRIORITY - PRODUCT IMPROVEMENT PROGRAM FORINSTALLING NEW O-RING SEALS IN THE OUTPUT TRANSFER GEAR GROUP OF CERTAIN854G WHEEL DOZERS; AND OF CERTAIN 990 II AND 992G WHEEL LOADERS
MODELS INVOLVED - 854G COMPACTORS; AND 990II AND 992G WHEEL LOADERSDear Caterpillar Product Owner:The 4L9564 O-Ring was installed incorrectlyat assembly on the products listed below. This may result in leaks and/orspline wear. A new o-ring needs to be installed.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 October 9, 2003 when scheduling this service. You will not be chargedfor the service performed.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 October 9, 2003 Service Letter