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Question About Craftsman Garage Door Opener 139.18451D
I have two openers, models 139.18451DM and 139 18...

I have two openers, models 139.18451DM and 139 18452DM. Occasionally one , or the other or both open on their own. Are these rolling code types? If not, do I need to install a MD universal remote control unit on each?

Asked by Glen on 04/01/2014 1  Answer

ManualsOnline posted an answer 10 years, 9 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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