BUMPER-STEM 9K4939 - Caterpillar

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
28Feb2007 31Aug2007
PROBLEM
The torque of the driveshaft bolts needs to be checked on certain 615C II Wheel Tractor Scrapers.
AFFECTED PRODUCT
Model Identification Number
615C II 9XG01938-02056
PARTS NEEDED
No parts needed for this program
ACTION REQUIRED
Check the torque on all 32 driveshaft bolts (16 per driveshaft). The bolts on the driveshaft connecting the engine to the transmission should be torqued to 55+/-7 Nm. The bolts on the driveshaft between the transmission and the differential should be torqued to 135 +/-15 Nm.
Note: If any bolts are removed, replace them with new hardware before reinstalling.
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 % Labor Hrs% Parts % Labor Hrs%
100% 100% 0% 0% 0% 0%
This is a 2.0-hour job
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.
MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.
COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999
PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR TIGHTENING THE DRIVESHAFT BOLTS ON CERTAIN 615C II WHEEL TRACTOR SCRAPERS
MODELS INVOLVED - 615C II Wheel Tractor Scraper
Dear Caterpillar Product Owner:
The torque of the driveshaft bolts needs to be checked on the products listed below. You will not be charged for the service performed.
Contact your local Caterpillar dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service.
Please refer the dealer to their Service Letter dated 29Aug2006 when scheduling this service.
We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime.
Caterpillar Inc.
Identification #(s)
Attached to 29Aug2006 Service Letter