Garage door problem

SOCOLD

Something wrong with our garage door this morning~ Tried many times, but unable to shut down the door.Never happened before.
" ~9 w4 @6 x+ Z% e, x
7 c9 i' Q( B' W8 l* R6 ]Anybody know who I should ask for help? Any garage door service company?
$ @9 N/ h: i, u1 b; p
7 c, _8 I) N/ M8 n( v% Z

yanngoyan

首先看看门两边红外线发射和接收之间有没有杂物阻挡。

ayakao

may be  outside  too cold, try hand force pull down ,it works for my garage door