Troubleshoot Garage Door Opener Not Working

To help you troubleshoot your garage door issues here are the top 10 reasons your garage door won t work.

Troubleshoot garage door opener not working.

If the batteries in your transmitter are dead the transmitter won t be able to send a signal to your garage door to open. Locate the force adjustment dials. From informational videos to product manuals and troubleshooting articles the chamberlain group resource library has the information you need. Before any garage door remote works correctly.

The opener remotely sends an infrared or ir signal to a receiver that triggers a switch promting an electric motor to open or close the garage door. Most chain drive openers suggest you tighten the chain so there s about 1 4 in. They can be found at the back panel of your craftsman garage door opener to increase the open force turn the open force dial about 1 4 of a full turn similarly to increase the close force turn the close force about 1 4 of a full turn operate your garage door. Now point the safety sensors at each other.

The keypad doesn t work firstly check that you re using it within the range required for your opener. If the leds on both sensors glow it means they are not faulty. Disconnect the pre wire from the garage door opener connect the white wire from the sensor to the white terminal of the garage door opener and then the black and white wire to the grey terminal. This may sound obvious but your garage door transmitters need power to work.

Over tightening the chain will put excess wear and tear on the shaft and gears. It s also possible that the circuit breaker fuse or gfci outlet powering the door opener circuit has tripped or burned. Garage door won t open all the way. Also verify the antenna on the motor unit is in the proper placement.

Simple but true the remote transmitter needs power to send a signal to your opener. You may also need to reprogram your keypad or replace the batteries in it. The transmitter batteries are dead. Of slack from the rail to the chain check your manual.

If pressing the button on your garage door s remote control doesn t work check the batteries first. Finally it s possible the garage door opener s motor. Check the chain tension.