Electric garage door can not open how to do how to manually open
Is there a power failure or a mechanical failure? If the remote control no electricity can change the battery. Mechanical failure you open the external key switch, pull the pull line, the clutch open force test to open.
You are a copy of the garage door or shutter doors, replicated garage door on the outside there is a lock cylinder to open out to pull out will be able to manually, pull the middle wire inside can be manual, if the shutter doors are common tubular motor has a hand shake , Little by little shake up on the line what do not understand the search rhyme door and window factory asked you to deal with the next
