Inspect the Issue
Finding out the kind of the issue with the door opener. If it’s burnt, it’s better to replace it with a new opener. If no signs of burning out, then check its electricity connection.
Remove the Opener
Use the appropriate screwdrivers and socket wrench to unscrew you garage door motor. Watch your ladder and position it in the safe dry spot under the motor.
Install New Opener
After getting your new opener, read the instructions on the manual that comes with it. Then place it where it is should be then tighten it with its own screws. Finally connect it with the power supply then test it.