Question about Sears LiftMaster Building Materials
...the rollers and hinges at the proper places. To close the door when this happens, I have to hold the wall button. Check ur main control box,try unplug,replug,see if it reset it self.Not must
...wall. The problem started the door will only open a small amount when I push the button, but at that time I can push and hold the button to open it fully. Now even with push and hold the button it ...
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