Remote control only works when it is close to the garage door opener.
Liftmaster garage door light does not work.
Check if something is blocking the way of the safety sensor.
Eliminate any item in between the sensors.
Unplug the garage door opener then immediately plug the opener back into the electrical outlet.
Press and hold the lock button for 2 seconds then the led will glow solid indicating the lock feature has been deactivated.
Check the fuse or breaker box.
If the light is blinking push the lock button to turn off the lock feature.
To troubleshoot your liftmaster safety sensors.
Listen for the light relay on the logic board to click.
If you are experiencing any of the following issues your light bulb may not be compatible.
If you are experiencing any of the above issues replace the light bulbs with cfl bulbs or.
Plug a lamp into the wall outlet that services the console to check the power.
Refer to your product manual to ensure your light bulbs do not exceed the recommended size and wattage for your unit.
However if the lamp will not work in the outlet assume there is an electrical problem.
If you hear a click replace the light socket if you do not hear a click replace the logic board.
Not able to program a new remote control or keypad.
Remote control or keypad will close the garage door but won t open it.
If the lamp works in the outlet the console power supply works.
The liftmaster garage door opener lights will flash for ten times.