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    Liftmaster 3800 problem

    I've searched this and other forums but have not seen this problem. In addition, the tech support lady seems clueless. My garage door will open properly and close properly, one time only. To get it to do so a second time, I must disconnect the power from the unit, wait about ten seconds and...
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    New guy from Wisconsin

    Joined today, hoping to get some help with a Liftmaster 3800. I'm a retired Jaguar mechanic and IT Network Administrator. I tend to be a handyman type who very seldom needs outside professionals. I'm a fly fisherman, target shooter, home defense proponent, and as my name indicates, a...
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