Chamberlain 7200 - Install the Header Bracket

lnstallation
Step
2
lnstall the
Header
Bracket
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
verlical
guideline
with
the bottom
edge of
the
bracket
on the
horizontal
line
as shown
(with
the
arrow
pointing
toward
the ceiling).
Header
Wall
Structural
Supporl
.
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.
Wall
Mounting
Holes
Lag Screws
5/1
6"x1 8x1
-7l8"
2x4
Door
1
z',
L
Spring
_
Garage
-
The
nail hole
is for
positioning
only.
You must
use
lag screws
to
mount
the header
bracket.
Optional
Wall l\ilounting
Holes
Hardware
Shown
Actual
Size
Lag Screw
5/ 1 6'11 8x1
-7l8"
llr
tlr
,1
H¡ghest
Dôor
Point of
Travel
(of
Garage
Door)
Vertical
Center
Line
0
H
Bracket
Vertical
Center
Line
Fasten
the
Header
Bracket
to
the
Geiling
.
Extend
the
vertical
guideline 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
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
The nail
hole
is for
positioning
only.
You must
use lag
screws
to mount
the header
bracket.
Finished
Ceiling
Vertical
Center
Line
J:
lvlaximum
-J
Door Screws
1 8x1
-7l8"
Sprìng
Header
Wall
_Garage_
Door
r Line
14
Nortek, Exhibit 1012