Craftsman 139.53939D Garage Door Opener User Manual


 
24
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
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
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
Lock Washer 5/16"
HARDWARE SHOWN ACTUAL SIZE