Check to be sure the antenna is attached and if it is not hanging down from the unit move the antenna so it can catch the beam being sent by the remote.
Garage door opener not working with remote.
If they are working correctly the problem might be because of the safety sensors.
It may also be that the mechanics of the door aren t working and so your opener is sending the signal to open but the door can t.
Another common reason your garage door remote control might not work is because of a blown ground fault interpreter gfi.
If pressing the button on your garage door s remote control doesn t work check the batteries first.
The garage door remote won t work but the wall switch does check the batteries and electrical connections in the remote to make sure they are working correctly.
To be sure that the batteries are always good use name brand quality batteries instead of discount brands.
If this still doesn t work then it may not be a problem with your opener at all.
The most common cause of garage door remote control failure are weak or dead batteries.
A gfi is responsible for protecting your home from any potential electrical dangers such as overheating.
Some garage doors have infrared sensors that shoot an invisible beam across the door.
If the remote works from inside the garage but not from the outside then most likely the antenna wire on the garage door opener itself may be damaged broken or not in visible range.