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Question About Chamberlain Garage Door Opener 940D-01
Beeping...

My unit has been beeping every 30 secs or so. It opens the garage door fine. What is the cause of the beeping?

Asked by Ed on 05/09/2011 0  Answer

ManualsOnline posted an answer 13 years, 5 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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