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Question About Craftsman Garage Door Opener 139.53978SRT
door goes up but not down without holding down the...

door goes up but not down without holding down the wall electric button. The light flashes off and on as it stops after going down a few inches.

Asked by patrick on 02/12/2014 1  Answer

ManualsOnline posted an answer 10 years, 11 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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