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.
- R" u) R3 C# S" j$ r' h. _
, D" v* p! R" Z4 EAnybody know who I should ask for help? Any garage door service company?
- h5 S7 H3 h6 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