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.
+ Z! u; m( i5 _0 g1 W8 }  X7 ]
Anybody know who I should ask for help? Any garage door service company?

$ s; S  Q0 Z- ]# `$ e. G

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