The garage door opener mounting bracket also called the header bracket secures the carriage tube to the wall above the door.
How to install garage door opener on garage door.
To install a garage door opener first assemble the rail carriage pulley and motor compartment according to the instructions.
Fix the door bracket in place.
With a safety ring and a steel pin join the free end of the rail with the header bracket.
The exact location depends on the type of door.
Set it securely on top of a stepladder so it s conveniently close to the ceiling.
After that attach the motor to the brackets and verify the rail is perfectly horizontal with a bubble level.
Align the opener s rail with the center of the garage door.
Then install the motor brackets.
Attach brackets to the ceiling and door and position the end of the rail above the closed door.
After that start installing the sensors.
Lift the power unit.