PRODUCT IMPROVEMENT PROGRAM FOR RETIGHTENING THE SPROCKET BOLTS ON CERTAIN 315C L EXCAVATORS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR RETIGHTENING THE SPROCKET BOLTS ON CERTAIN 315C L EXCAVATORS

Usage:

SEBE9126-01

March 28, 2005
(Revised May 2005)
U-102
D-86
O-89

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR RETIGHTENING THE SPROCKET BOLTS ON CERTAIN 315C L EXCAVATORS
4164		PI30780

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30780" as the Part number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI30780" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

NOTE: 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.

NOTE: This Revised Service Letter replaces the March 28, 2005 Service Letter. Changes have been made to the Parts Needed, Action Required, and Owner Notification.

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COMPLETION DATE	TERMINATION DATE
September 30, 2005	March 31, 2006

PROBLEM

The sprocket bolts on certain 315C L Excavators might be tightened at a lower torque than specified, which can allow the sprocket to loosen from the final drive.

AFFECTED PRODUCT

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Model	Identification Number
315C L	ANF436-512

PARTS NEEDED

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Qty	Part Number	Description
32	7X2562	Bolt

ACTION REQUIRED

Release track group tension.
Loosen the existing 7X2562 Bolts (M20).
Mount the new 7X2562 Bolts with Loctite 242 (red) on the threads. Do not re-use the original bolts.
Tighten the 7X2562 Bolts to 530 +/- 70 N.m.
Repeat steps 1 thru 4 on the other sprocket.

OWNER NOTIFICATION

U.S. and Canadian owners will receive the attached Owner Notification.

SERVICE CLAIM ALLOWANCES

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Caterpillar		Dealer Suggested		Customer Suggested
Parts	Labor Hrs.	Parts	Labor Hrs.	Parts	Labor Hrs.
100%	1.0	0	0	0	0
NOTE: This is a 1.0- hour job. NOTE: U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report

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.

Attach. (1-Owner Notification)

COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR RETIGHTENING THE SPROCKET BOLTS

MODELS INVOLVED - CERTAIN 315C L EXCAVATORS

Dear Caterpillar Product Owner:

New 7X2562 Bolts need to be installed and properly tightened 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 March 28, 2005 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 March 28, 2005 Service Letter