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Door not closing

Posted by Steve on August 21st, 1998 09:10 PM
In reply to Garage door opens, but doesn't close by Derek Rost on August 21st, 1998 05:17 PM [Go to top of thread]

The flashing lights usually means something is blocking the safety detection system. Near the base of the door you'll probably see two little black boxes - one on each side. One box is sending a light signal to the other. If the light beam is blocked, the door won't close (but will open).

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