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Installation Section: Pages 12- 27
Installation Step I
Determine Header Bracket Location
Installation
procedures vary according
to
garage door types. Follow the instructions
which apply to your door.
Head_
Wal
2x4
a structural
support
on the header
wall or
ceiling,
the safety
reverse
system
may not
work properly (see page 30). The door might
not reverse
when required,
and could cause
serious Injury or death.
The garage
door springs,
cables,
pulleys,
brackets and their hardware are under extreme
tension.
Do not attempt
to loosen,
move or
adjust them yourself.
Serious personal
Injury
or death could result.
Call for professional
garage door scFvlca.
Stmntund
• Close the door and mark the inside
ve "rti_ centerline of the garage door.
• Extend the line onto the header wall
above the door.
Remember, you can fasten the
header bracket within 2 feet of the
left or right of the door center on/yif
a torsion spring or center bendng
plate is In the way; or you can attach
It to the calling
(refer to page 14)
when clearance Is minimal. (It may
• be mounted
on the wall upside down
if necessary, to gain approxlmetely
1/2%)
If you need to install the header bracket
on a 2x4 (on wall or ceiling), use lag
screws (not supplied) to securely fasten
the 2x4 to structural supports as shown
here and on page 13.
• Open your door to the highest
point of travel as shown. Draw
an intersecting horizontal line
on the header wall 2" above
the high point. This height will
provide travel clearance for the
top edge of the door.
Door clearance brackets are
available for sectional doors
when headroom clearance is
less than 2". See accessory
page 38.
HighestPoint
ofTravel
Header
Track
Highe_PO_
ofTravel
Proceed to Step 2, page 14.
Sectional door
with curved track
One-piece door
with horizontal track
12
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