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Manage My Life

My craftsman garage door opener #139.53991 no longer opens. When I hit the button the unit makes a quick jerk then stops and the light blinks on/off 10 times.

Any ideas what the issue could be? I've cleared and aligned the safety sensors. Not sure what else to try.

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1 Answer from this member:
Manage My Life
by Manage My Life
September 18th, 2013
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