Fasten The Door Bracket (Sectional Door) - Craftsman 139.53663SRT Owner's Manual

Installation Step 12
Fasten Door Bracket
Follow instructions which apply to ),our door type
as illustrated below or on page 25.
A horizontal brace should be long enough to be secured to 2 vertical supports. A vertical brace should cover the
height of the top panel.
The illustration shows one piece of angle iron as the horizontal brace. For the vertical brace, 2 pieces of angle iron
are used to create a U-shaped support. The best solution is to check with your garage door manufacturer for an
opener installation door reinforcement kit.
SECTIONAL Door Installation Procedure
Header
Bracket
[
Door
Location
Guideline
• Cemer the door bracket on the previously lnarked
vertical guideline used for the header bracket
installation. Note the correct UP placement, as
stamped inside the bracket.
• Position the bracket on the face of the door within the
following limits:
A) The top edge of the bracket 2-4" below the top edge
of the door.
B) The mp edge of the bracket directly below any
structural support across the top of the door.
• Mark and drill 5/16" left and right t:astening holes.
Secure the bracket as shown in Figure 1 if there is
vertical reinforcelnent.
If your installation doesn't require vertical reinforcelnent
but does need top and bottom fastening holes for the door
bracket, fasten as shown in Figure 2.
Horizontal and vertical reinforcement
is needed for lightweight garage doors
(fiberglass, aluminum, steel,
doors with glass panet, etc).
Figure 1
Reinforcement
Carriage Bolt
5/16"-18x2-1/2"
Vertical
Guideline
,/
i
i
uP
Door
Bracket
Lock
Washer I
5/16" Nut
5/16"-18
Figure 2
Inside Edge
of Door or
einforcement Board
4\
"_.
Door Bracket
Hardware Shown Actual Size
© ©
Nut 5/16"-18 Lockwasher 5/16"
Carriage BoIt
5/16"-18 x 2-1/2"
24