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.
* S! W, E% r% {
Anybody know who I should ask for help? Any garage door service company?
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$ y' e8 x! v1 [6 ^+ ]- P

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