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Question About Craftsman Garage Door Opener 139.18451
I have a model 139.18451 it has been working fine ...

I have a model 139.18451 it has been working fine for years, all of a sudden when the garage door is closing and makes contact with the concrete of the garage will open. It will not stay closed.

Asked by Doug Wilson on 04/28/2013 0  Answer

ManualsOnline posted an answer 11 years, 6 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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