Sears 139.53973SRT Garage Door Opener User Manual


 
Horizontal and vertical
reinforcement is needed for
lightweight garage doors
(fiberglass, aluminum, steel,
door with glass panel, etc.)
(not provided).
Header Wall
Vertical
Centerline of
Garage Door
Finished Ceiling
Optional
Placement
of Door
Bracket
Header
Bracket
Door
Bracket
2x4 Support
For a door with no exposed framing,
or for the optional installation, use
5/16"x1-1/2" lag screws (not provided)
to fasten door bracket.
Door
Bracket
Top of Door
(Inside Garage)
Carriage Bolt
5/16"-18x2-1/2"
Optional
Placement
Lock
Washer
5/16"
Nut
5/16"-18
Top Edge
of Door
25
ONE-PIECE DOORS
Please read and comply with the warnings and
reinforcement instructions on the previous page.
They apply to one-piece doors also.
Center the door bracket on the top of the door, in
line with the header bracket as shown. Mark either
the left and right, or the top and bottom holes.
Drill 5/16" pilot holes and fasten the bracket with
hardware supplied.
If the door has no exposed framing, drill 3/16" pilot
holes and fasten the bracket with 5/16"x1-1/2" lag
screws (not provided) to the top of the door.
NOTE: The door bracket may be installed on the top
edge of the door if required for your installation.
(Refer to the dotted line optional placement drawing.)
Drill 3/16" pilot holes and substitute 5/16"x1-1/2" lag
screws (not provided) to fasten the bracket to the
door.
Carriage Bolt
5/16"-18x2-1/2"
Nut 5/16"-18
Lockwasher 5/16"
HARDWARE SHOWN ACTUAL SIZE