Question: how to install overhead garage door opener?
Answer: Step 1: Assemble the Carriage Tube. Step 2: Mount the Carriage Tube. Step 3: Slip the Carriage Over the Tube. Step 4: Mount the Header Bracket. Step 5: Hang Power Unit From Ceiling. Step 6: Attach the Bracket That Connects the Arm. Step 7: Plug in the Safety Device. Step 8: Garage Door Opener Installation Tips.