Craftsman 139.53403 Garage Door Opener User Manual


 
Installation
STE P 9 Install Door Bracket and Plate
Follow instructions which apply to your door type as illustrated below
TO PREVENT DAMAGE TO LIGHTWEIGHT GARAGE DOORS, ALWAYS REIN FORCETHE INSIDE
OF DOOR--BOTH VERTICALLY AND HORIZONTALLY--WITH 2x4 BOARDS OR ANGLE IRON.
Horizontal brace should be at least 6 feet long Vertical brace should cover height of top panel The best solution
is to check with your garage door manufacturer for a door reinforcement kit for an opener installation.
Sectional Door Installation Procedure
SECTIONAL DOOR
1 Assemble the door bracket and plate as shown.
Center bracket on previously marked vertical
guideline
Header
gracket
Header
Vertical _ Waii
Center_._ _
Line _ I
I
I
I
Door Brackel &
2 Position bracket assembly on face of door within
the following limits: A. Top edge of bracket 2" to
4" below the top edge of door B. Directly below
any structural support across top of door
Placement depends on your particular needs
3 Mark and drill 5/1 6" TOP and BOTTOM fasten-
ing holes Secure bracket as shown
Door
Door
Arm
I Plate Assy Carriage Boll. ""
=_ _=Y 6/16 ,.18x2.!/2-_ Bracket
-- _. Door Bracket
Lock
... Washer
5/16"
Board for Inside Edge
Lightweight Doors of Door or _. 5/16"-!8
Reinforcement Board
AiD One-Piece Door Installation Procedure
NOTE: The door bracket has left and right side
fastening holes, Assemble and install the door
bracket and plate if your installation requires top
and bottom fastening holes.
1 Center bracket (with or without plate as required)
on top edge of door as shown Mark holes
2_ Drill two 5/1 6" holes and fasten door bracket
with hardware supplied
NOTE: If the door has no exposed framing.
drill 3/16" pilot holes and use 5/16"x1-1/2"
lag screws (not supplied) to fasten bracket to
top of door.
Nut
Door Bracket
Plate
Door 5/16"
Bracket
Top Edge
of Door
(Outside)
Optional)
I Carriage Bolt
i (_/ 6/16'-18x2-1/2"
NOTE: Door bracket may be installed on face of
door if required for your installation. (Refer to
dotted line drawing,) HOWEVER, drill3/1 6" pilot
holes and substituteS/1 6"xl -1/2" lag screws(not
supplied) to fasten the bracket to door,
ONE PIECE DOOR
Door
Arm
Door
Face of Door
Installation
Vertical
Center -
Line
Header
Bracket
t
Header
Wall
I
Door Bracket
Plate
(Optional)
15