Generac 48 kw exercise issue

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SHORELINEELECTRICAL
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Hi I was wondering if someone can helpI have a 48KW Generac when in exercise lights in house blink a few times
Any idea what could cause this

Thank you
Chris
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Sounds to me like the transfer switch is transferring which would indicate a wiring error or short in the controls wiring. If the unit is running a low speed exercise, it could be devastating to the connected loads during exercise!
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