Whisper Drive not working As of today my Whgisper Drive unit will not complete an open or shut cycle. It starts when the remote, or keypad is used, then after 2 seconds it stops and the lights on the ...
I hae a Chamberlain Whisper Garage Door Closer. When I press the button to close the garage door the light flashes and I have to go to the wall control and shut it that way. Why is it doing this? Also
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