Replace the wiring if needed with garage door opener wiring.
Garage door opener works but not remotes.
Works intermittently radio interference from other devices such as photoelectric sensors for security lights can prevent the garage door opener from responding to the signal from the remote.
Dirty worn or wet contacts inside of the battery case inhibit the electrical current.
Sometimes garage door remote or opener mishaps are minor and a professional can quickly fix them by adjusting your garage door or opener.
Meanwhile others are more severe and indicate a pressing repair need.
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.
In fact garage door opener remotes are not robust rf devices.
A garage door opener remote is a convenient tool but when it only works at close distances or stops working altogether it can be frustrating.
Check the battery contacts.
The most common cause of garage door remote control failure are weak or dead batteries.
The problem is often intermittent.
Common causes for why your garage door won t open with the remote control.
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Staples can cut insulation and short out the wires.
How to fix a garage door opener remote that has stopped working check the batteries.
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.
Fresh batteries clean contacts on the batteries and on the button s is critical.
It isn t always easy to clean the buttons some are exposed others are enclosed but often times it is just oxidization and temp matters noybman sep 15 17 at 3 14.
There are several reasons why your remote might not operate correctly.
Check for reversed broken or cut wires.
The most common reason for a garage door remote transmitter to stop working is a dead battery.
One of the most common causes is rfi or radio frequency interference.
This occurs when something in the area is emitting a frequency that interferes with the garage door opener remote preventing it from working properly.
The garage door remote won t work but the wall switch does.
For series ii wall console you can remove the wires from the back of the wall console and touch them together to see if the garage door moves.
Check the batteries and electrical connections in the remote to make sure they are working correctly.