PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPAIRING THE BREAKER ON CERTAIN CAT SWITCHGEAR Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPAIRING THE BREAKER ON CERTAIN CAT SWITCHGEAR

Usage:

REBE6301-00

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09Jul2010

U-251

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*Safety*	PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPAIRING THE BREAKER ON CERTAIN CAT SWITCHGEAR
4491		PI10810

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NOTE:

This Program must be administered as soon as possible. When reporting the repair, use "PI10810" 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 "PI10810" 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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PROBLEM

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Certain CAT Switchgear containing 5kV & 15kV VR style breakers manufactured from March 1, 2004 through March 1, 2010 with more then 900 operations have push rods with the potential to break. If the push rod breaks it will result in the breaker indicating an open state, while the vacuum interrupter attached to the push rod remains closed. Should a push rod break, in conjuction with other factors and circumstances, a risk of personal injury or death may exist.

AFFECTED PRODUCT

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Model	Identification Number
GEN - SWITCHGEAR	SWG30185, 31211, 34454, 34511, 34524, 34545, 35621, 36051, 36067, 36071

PARTS NEEDED

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Qty	Part Number	Description
1	PUSHROD	PUSHROD (ISO PROVIDED - DO NOT ORDER)
Necessary parts will be provided by ISO during rework. Dealer does not need to order parts for this program.

ACTION REQUIRED

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The breaker needs to be inspected and possibly reworked on certain CAT Switchgear. The dealer will work with Intelligent Switchgear Organization (ISO) regarding the affected population of suspect switchgear units to schedule breaker inspections with the customer. Dealer will also be required to be present during the inspection to shutdown the system prior to performing this repair work and re-energize the system once work is complete. The technician for Intelligent Switchgear Organization will replace the push rod or pole assembly if required based on inspection results.

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OWNER NOTIFICATION

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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%	100%	0%	0%	0%	0%

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NOTE: This is a 5.0-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 NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

SAFETY - PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPAIRING THE BREAKER

MODELS INVOLVED - CAT SWITCHGEAR

Dear Caterpillar Product Owner:

The breaker within the switchgear needs to be inspected and possibly have its push rod or pole assembly replaced on the products listed below. The existing push rod in the breaker can break resulting in the breaker indicating an open state, while the vacuum interrupter attached to the pushrod remains closed. Should a push rod break, in conjuction with other factors and circumstances, a risk of personal injury or death may exist.

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 09Jul2010 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed for your added safety and satisfaction.

Caterpillar Inc.

Identification #(s)

Attached to 09Jul2010 Service Letter