23
1/2 HP Chain Drive Garage Door Opener
Attach the Door Brackets to the Garage Door and Garage Door Bracket
WARNING
: To avoid
inj ury
or
death
:
- Be sure to
securely
mount the garage door opener. Failure to mount the garage door opener properly can result
in damage to property, personal injury and death.
- Never touch any moving part while the garage door opener is in operation.
- Do not attempt to fix the garage door opener if it jams or malfunctions. Call a garage door installation professional
for assistance.
- Do attempt to operate the garage door opener at this time.
- Determine where to attach the door bracket based on your garage door application (one-piece or sectional)
For Sectional Doors:
1. Mark a continuing centerline on the garage door face as you marked for the header bracket (see Fig. A).
2. Position the door bracket onto the garage door face (note the “UP” position) approximately 2” - 4” below the top
edge of the door, and directly below any structural supports located on the top of the door.
3. Mark and drill (4) 5/16” holes for the door bracket mounting bolts as shown.
4. Place
6
Flat Washers (
∅
10 x 20-2) onto
6
Hex Bolts (5/16” x 18 x 2-1/2”), insert them through the garage door,
from the outside. Next, place
6
Spring Washers (
∅
8), and
6
Nuts (5/16”) onto the
six
mounting bolts and
tighten.
Fig. A
Sectional Door