PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE CONTACTOR ON CERTAIN CTG AUTOMATIC TRANSFER SWITCHES
Usage:
REBE5946-00
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| 01Jun2010 |
U-189
A-148
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| Priority | PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE CONTACTOR ON CERTAIN CTG AUTOMATIC TRANSFER SWITCHES |
|
| 4469 | PI31751 |
|
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| NOTE: | This Program must be administered as soon as possible. When reporting the repair, use "PI31751" 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 "PI31751" 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 Caterpillar product analyst. |
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COMPLETION DATE |
TERMINATION DATE |
| 31Dec2010 | 30Jun2011 |
PROBLEM
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| Certain automatic transfer switches (ATS) manufactured between 9/1/09 and 11/5/09 may have an improperly brazed stationary contact pad. If this condition exists, it could prevent the ATS from transferring power during an outage. |
AFFECTED PRODUCT
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| Model | Identification Number |
| CTG | TSA18738, 18742, 18746-18747, 18824, 18841, 18846, 18850, 18857 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 1 | CONTACTOR | CONTACTOR (ISO PROVIDED - DO NOT ORDER) |
| Contactor will be provided by ISO based on inspection results and should not be ordered by the dealer. | ||
ACTION REQUIRED
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| The contactor needs to be inspected and possibly reworked on certain automatic transfer switches (ATS). The dealer will work with Intelligent Switchgear Organization (ISO) regarding the affected population of suspect ATS units to schedule automatic transfer switch inspections with the customer. Dealer will also be present during the inspection and rework. The technician for Intelligent Switchgear Organization will replace defective contact pads 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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| NOTE: This is a 8.0-hour job | |||||
| Dealer will facilitate rework by scheduling the ATS inspection with the customer and Intelligent Switchgear Organization (ISO). Dealer will also be present for the product inspection with the ISO technician. |
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. |
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| COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS XYZ Corporation 3240 Arrow Drive Anywhere, YZ 99999 PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE CONTACTOR MODELS INVOLVED - CTG Automatic Transfer Switches Dear Caterpillar Product Owner: The automatic transfer switch needs to be inspected and possibly have its contactor replaced on the products listed below. The existing ATS contactor may have an improperly brazed stationary contact pad. If this condition exists, it could prevent the ATS from transferring power during an outage. 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 01Jun2010 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 01Jun2010 Service Letter |
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