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.