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Question About Craftsman Garage Door Opener 139.5399
Dear all - I have a 139.53990D Model - recently th...

Dear all - I have a 139.53990D Model - recently the unit will randomly decide to open the door. We cannot see a pattern - just find the door ajar in the morning or somewhere during the day. What's up with that?

Asked by Gerhard on 08/10/2014 1  Answer

ManualsOnline posted an answer 10 years, 3 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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