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.
: [+ Q* j7 p: }% W! ~
Anybody know who I should ask for help? Any garage door service company?
5 q& f$ Q% \* s/ Z" B; |4 d

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