PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE SWING DRIVE GROUP ON CERTAIN 315CL EXCAVATORS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE SWING DRIVE GROUP ON CERTAIN 315CL EXCAVATORS [REBE3067]

HYDRAULIC SYSTEM

DRIVE GP

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE SWING DRIVE GROUP ON CERTAIN 315CL EXCAVATORS

REBE3067-00

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29May2008

U-283

A-230

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE SWING DRIVE GROUP ON CERTAIN 315CL EXCAVATORS
5459		PI31508

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI31508" 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 "PI31508" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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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 AVSpare product analyst.

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COMPLETION DATE	TERMINATION DATE
30Nov2008	31May2009

PROBLEM

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The swing drive group needs to be replaced on certain 315CL Excavators. The machines may have been shipped with an incorrect swing drive.

AFFECTED PRODUCT

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Model	Identification Number
315C L	CJC05060-05066, 5068-5070, 5085-5088, 5091-5092, 5095-5102, 5104-5106

PARTS NEEDED

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Qty	Part Number	Description
1	1994602	DRIVE GP-SWING-A
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 40% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.

ACTION REQUIRED

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Refer to the attached Rework Procedure.

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OWNER NOTIFIAVSION

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

SERVICE CLAIM ALLOWANCES

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AVSpare		Dealer Suggested		Customer Suggested
Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
100%	100%	0%	0%	0%	0%

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NOTE: This is a 16.0-hour job

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PARTS DISPOSITION

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Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

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

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE SWING DRIVE GROUP

MODELS INVOLVED - 315CL Excavators

Dear AVSpare Product Owner:

The swing drive group needs to be replaced on the products listed below. The existing swing drive gear can fail. You will not be charged for the service performed.

Contact your local AVSpare 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 29May2008 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.

AVSpare Inc.

Identification #(s)

Attached to 29May2008 Service Letter

Rework Procedure

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View from upper side (Image 1.1.1)

Image1.1.1

Step 1 (Image 1.2.1)
Remove hoses on the control valve, swing motor line, return line and pilot line on a swing motor.

Image1.2.1

Step 2 (Image 1.3.1)
Remove the 7X-2563 Bolts, 8T-4123 Washers, and 191-2580 Pin. Remove the swing drive from the machine.

Image1.3.1

Step 3 (Image 1.4.1 and Image 1.4.2)
In case of polished SPACER, go to step7.(no need to replace the swing drive gear)
For non-polished SPACER, next procedure is to drain oil from the swing drive.

Image1.4.1

Image1.4.2

Step 4 (Image 1.5.1)
Remove the connecting bolts between the swing motor and drive gear, then take the swing motor away from the swing drive.

Image1.5.1

Step 5 (Image 1.6.1 and Image 1.6.2)
Clean the fitting face of the swing motor and keep it clean.
Then apply sealant on the fitting face of the swing motor.
Note: Standard sealant part number is 1U-8846.

Image1.6.1

Image1.6.2

Step 6 (Image 1.7.1 and Image 1.7.2)
Assemble the 6V-7238 Valve to the drive gear and tighten to a torque of 50 (+/- 7) Nm. (Image 1.7.1)
Assemble the swing motor to the drive gear and tighten to a torque of 90.2 (+/- 9) Nm. (Image 1.7.2)

Image1.7.1

Image1.7.2

Step 7 (Image 1.8.1)
Clean the fitting face on frame of the machine.
Then apply sealant on the fitting face of the frame.
Note: Standard sealant part number is 1U-8846.

Image1.8.1

Step 8 (Image 1.9.1 and Image 1.9.2)
Install the drive group in the machine, then set the 191-2580 Pin just like its original state to fix the drive group in proper position.
Tighten the 7X-2563 Bolts and 8T-4123 Washers to a torque of 530 (+/- 70) Nm.