Chamberlain garage door simple sensor diagnose and fix.
Troubleshooting my chamberlain garage door opener sensor no light.
If they re turned on in both the sensors then there is no issue with the power supply.
Disconnect your chamberlain garage door opener from the garage door by pulling the emergency release handle down and back towards the garage door.
Hopefully one of these options worked for you.
If you do not hear a click replace the logic board.
If you do not hear a click coming from the motor housing then the relay on the circuit board is bad.
The circuit board on your garage door opener will have to be replaced if you want your light to function properly.
A common cause of a malfunctioning garage door sensor is lack of power supply.
Look for small led lights on the sensors.
This does not apply to garage door openers that use a work light that is separate from the garage door opener.
If you hear a click replace the light socket.
From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need.
Sensor power reconnect the sensor to its power supply.