Chamberlain 7200 - Fasten Door Bracket

lnstallation
Step
11
Fasten
Door
Bracket
Follow instructions
which
apply
to
your
door
type
as illustrated
below
or on
Page
25.
A
To
prevent
damage
to
steel,
aluminum,
fiberglass
or
glass
panel
doors,
always
reinfoice
the
inside
of the
door
both
vertically
and
horizontally
with an
angle
iron.
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
mJnufacturer
for an
opener
installation,
door
reinforcement
kit.
Header
Bracket
Hor¡zontal
and
vertical
reinforcement
is needed
for
lightweight
garage
doors
(fiberglass,
aluminum,
steel,
doors
w¡th
glass
panel,
etc).
Figure
2
Figure
1
.
Center
the door
bracket
on
the
previously
marked
vertical
guideline
used
for
the
header
bracket
installation.
.
Position
the bracket
on
the
face
of the
door
within
the
following
limits:
A) The
top
edge
of
the brackel2"-4"
below
the
top
edge
of the
door.
B) The
top
edge
of
the bracket
directly
below
any
structural
support
across
the
top
of
the door.
.
Mark
and drill
5/16"
left
and right
fastening
holes.
Secure
the
bracket
as shown
in
Figure
1
if there
is
vertical
reinforcement.
lf
your
installation
doesn't
require
vertical
reinforce-
ment
but does
need
top
and
bottom
fastening
holes
for
the
door
bracket,
position
the door
plate
over
the
door bracket
as
shown
in Figure
2.
Fasten
securely
with hardware
shown
in Figure
1.
Hardware
Shown
Actual
Size
Nut 5/16"-18
Lock Washer 5/1
6"
Carriage
Bolt
5116"-18x2-112"
Door
Bracket
Location
Guideline
Vertical
I
ft
N
5/1 6"-1
8
Reinforcement
Vertical
Vertical
Guideline
Lock Washer
5/1 6"
Carriage
Bolt
5116"-18x2-112"
Door
Bracket
@
@,
Door
Bracket
lnside
Plate
Door
Bracket
of
Door or
Reinforcement
Board
24
Nortek, Exhibit 1012