Install the end of the rail in the bracket that held the old opener above the garage door and secure it with the fastener bolts or clevis pin.
How to change garage door opener motor.
Go with 1 2 hp for a double door and 3 4 hp for a door that has a wood or faux wood overlay they can be heavy.
Choose the right garage door opener.
On the outside of the garage mount the wireless keypad using the screw gun.
The garage door opener motor consists of the motor assembly and the motor gear the motor assembly is a grey cylinder mounted inside the unit s frame.
Install the new motor.
Connect the lifting arm from the door to the track.
Wire the keypad into the wall on the inside of the garage.
When buying a garage door opener choose a 1 3 hp or 1 2 hp garage door opener for a single garage door 1 3 hp can be hard to find at some home centers.