Remove any connections between the trolley and the motor unit by unplugging the associated cables.
How to replace garage door opener.
Place the opener on a ladder and use scrap lumber to get it at the height you need.
Use the open ended adjustable wrench to loosen the bracket and remove the bracket on the door and the bracket above the.
If your opener model is no longer manufactured it may not be easy to find a new remote designed.
If the company that made your garage door opener is still in business.
Unplug the existing garage door opener.
Align the opener s rail with the center of the garage door.
Turn the power off to the garage at the circuit panel.
Make sure that the unit s power is turned off and cable is removed from the socket.
Look to the end of the rail that hides the screw belt or chain to find the manual pull handle and the bracket to which it.
How to replace a garage door opener remote determining which replacement remote to purchase.
Loosen the chain by wrenching the tension nut mounted on top of the trolley.
Let the garage door be in a closed position.