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.
5 v# F# M4 g& ?+ R8 X3 g! G' t" B2 a
, j: d& ~3 M. k- ~" s. WAnybody know who I should ask for help? Any garage door service company?
# U) |3 d8 y/ I( `* U

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