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.
/ w# G3 y1 K0 d
Anybody know who I should ask for help? Any garage door service company?
% S- ^( U+ w  U" j8 X" z* [$ z7 w
- R. r0 o4 v* }& Y) b( o+ 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