CASE ASSEM. 1V6983 - Caterpillar

PROBLEM
The 2343433/">234-3433 Sun Gear Assemblies in the transmissionsof certain 735 Articulated Trucks may not have been heat treated to thecorrect hardness. These sun gears need to be inspected and replaced ifnecessary.AFFECTED PRODUCT
Model Identification Number
735 T3 B1N00235, 240, 242,243, 245, 246, 251, 253, 254, 256-258, 262, 264-266, 269, 273, 274, 284-286,290, 292, 297, 299, 302, 303, 306, 308-310, 312, 313, 316, 322-327, 329,332, 333PARTS NEEDED
Dealers will need to order parts for this Program.
Quantity Part Number Description
1 4H6520 SEAL-O RING
4 4S5924 SEAL-O RING
1 1391536 ELEMENT-FILTER.
1 1401855 GASKET
* 2343433 GEAR AS-SUN
* Do not replace the#1 sun gear unless it is marked with a lot code of 5605ACTION REQUIRED
Reference RENR5138 "Torque Converter And Transmission-Remove"then follow "Transmission Planetary-Disassemble" Steps 4-10, 14-21, 24-28,30-34, 36-39 42, 44, and 45 to access and inspect the 2343433/">234-3433 Sun GearAssembly.If the gear has Lot Code 5605 replace it witha new gear assembly. Location of Lot CodeIf any of the gear assemblies are found witha Lot Code of 5605 an e-mail notification should be sent by the dealerto TBU Service Engineer Randy Gallinger at the following addressGALLINGER_RANDY_R @ cat.comYou will be notified of the parts dispositionfor the 2343433/">234-3433 Sun Gear Assembly at that time.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% 50 0 0 0 0
This is a 50-hour jobPARTS DISPOSITION
***** 2343433/">234-3433 Sun Gear Assembly - AllDealers *****Contact Service Engineer Randy Gallinger atthe following e-mail addressGALLINGER_RANDY_R @ cat.comYou will be notified of the parts dispositionfor the 2343433/">234-3433 Sun Gear Assembly at that time.***** All Other Parts - All Dealers *****Handle all other parts in accordance with yourWarranty Bulletin 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 FORINSPECTING THE 2343433/">234-3433 SUN GEAR IN THE TRANSMISSIONS OF CERTAIN 735 ARTICULATEDTRUCKSMODELS INVOLVED - 735 ARTICULATED TRUCKSDear Caterpillar Product Owner:The 2343433/">234-3433 Sun Gear Assemblies in the transmissionsof the products listed below may not have been heat treated to the correcthardness. These sun gears need to be inspected and replaced if necessary.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 28, 2006 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 January 28, 2006 Service Letter