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.
" O: R$ d) R# I! L; R. N
, x3 `- a3 i9 K# }) U$ |: T$ rAnybody know who I should ask for help? Any garage door service company?

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