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Question About Craftsman Garage Door Opener 139.53978SRT
Cause of loss of power in system. Wall control li...

Cause of loss of power in system. Wall control light goes out for days (opener won't work) then lights again on it's own and will function properly for a few days, during this loss of function, there is power at the outlet where opener is plugged. How would I correct?

Asked by Martin on 03/18/2013 1  Answer

ManualsOnline posted an answer 11 years, 7 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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