Sears 139.53971SRT Garage Door Opener User Manual


 
INSTALLATION STEP 2
Install the Header Bracket
You can attach the header bracket either to the wall
above the garage door, or to the ceiling. FoUow the
instructions which will work best for your particular
requirements. Do not install the header bracket
over drywall. If installing into masonry, use
concrete anchors (not provided).
WALL HEADER BRACKET INSTALLATION
Center the bracket on the verticalcenterline with
the bottomedge ofthe bracket on the horizontal
line as shown (with the arrow pointingtoward the
ceiling).
Mark the vertical set of bracket holes, Drill3/16"
pilotholes and fasten the bracket securelyto a
structuralsupportwith the hardware provided.
Wall Mount
Optional
Mounting Holes
Header
- Wall
2x4
Structural
Suppo_
Ve_ical
Centerline
Lag Scows
5/16"x9x1-518"
-Door Spring
HARDWARE SHOWN ACTUAL SIZE
LIl l llllllLlilLIl
Lag Screw
5/16"-9xl-5/8"
/
/
Highest Point of
Garage Door Travel
Garage
- Door -
Centerline
CEILING HEADER BRACKET INSTALLATION
Extend the vertical centerline onto the ceiling as
shown.
Center the bracket on the vertical mark, no more
than 6" from the wall. Make sure the arrow is
pointing away from the wall. The bracket can be
mounted flush against the ceiling when clearance
is minimal.
Mark the side holes. Drill 3/16" pilot holes and
fasten bracket securely to a structural support with
the hardware provided.
Ceiling Mounting Holes
Reader _
B_acket
6" Maximum
Door
- Finished Ceiling -
-- Lag Screws
5/16"xgxl-5/8"
- Header Wall-
Centerline
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