Craftsman 139.53675SRT Garage Door Opener User Manual


 
Installation Step 2
Install the Header Bracket
I
You can attach the header bracket either to the
wall above the garage door, or to the ceiling.
Follow the Instructions which will work best for
your particular requirements.
Fasten the Header Bracket to the Wall
Center the bracket on the vertical guideline with
the bottom edge of the bracket on the horizontal
tine as shown (with the arrow pointing toward the
ceiling),
Mark either set of bracket holes (do not use the
holes designated for ceiling mount). Drill 3/16" pilot
holes and fasten the bracket securely to a structural
support with the hardware provided.
_ Header
Wall
Highest
Point of Travel
(_fGarage Door)
Vertical
Center
Line
Hardware Shown Actual Size
Lag Screw
5/16"-9xl -5/8"
Fasten the Header Bracket to the Ceiling
Extend the vertical guideline onto the ceiling as
shown,
Center the bracket on the vertical mark, no more
than 6" from the wail Make sure the arrow iS
pointing toward the wall. The bracket can be
mounted flush against the ceiling when clearance
is minimal,
Mark holes designated for ceiling mount only. Drill
3/16" pilot holes and fasten bracket securely to a
structural support with the hardware provided.
Ceiling Mounting Holes
Doo_
Spdng
The hall hole isfor positioning onty
You must use tag screws to mounl
the header bracket
._Header
Wall
14