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INSTALLATION STEP 1
Determinethe HeaderBracketLocation
To prevent possible SERIOUSINJURYor DEATH:
• Headerbracket MUST be RIGIDLYfastened to structural
support on headerwall or ceiling, otherwise garagedoor
might NOTreversewhen required. DONOTinstall header
bracket overdrywall.
• Concreteanchors MUST be used if mounting headerbracket
or 2x4 into masonry.
• NEVERtry to loosen, move or adjust garagedoor, springs,
cables, pulleys,brackets, or their hardware,ALL of which are
under EXTREMEtension.
• ALWAYScall a trained door systems technician if garage
door binds, sticks, or is out of balance.An unbalanced
garagedoor might NOT reversewhen required.
Installation procedures vary accordingto garagedoor types.
Follow the instructions which applyto your door.
1. Closethe door and mark the insidevertical centerline of the
garagedoor.
2. Extendthe line onto the headerwall above the door.
Youcanfasten the header bracketwithin 4 feet (1.22 m) of
the left or rightof the doorcenter onlyif a torsion springor
center bearingplate is in theway; or youcan attach it to the
ceiling (see page 13) whenclearanceis minimal. (It may be
mountedon thewall upsidedownif necessary,to gain
approximately1/2" (1 cm))
If you needto install the headerbracket on a 2x4 (on wall or
ceiling), use lag screws (not provided) to securely fasten the
2x4 to structural supports as shown hereand on page13.
3. Openyour door to the highest point of travel asshown. Draw
an intersecting horizontal lineon the headerwall abovethe
high point:
• 2" (5 cm) abovethe high point for sectional door and
one-piecedoor with track.
• 8" (20 cm) abovethe high point for one-piecedoor without
track.
This heightwill provide travel clearancefor the top edgeof the
door.
NOTE:If the total number of inches exceedsthe height available
in your garage,use themaximum height possible, or referto
page 13for ceiling installation.
HeaderWall
Un.f!nished
Ceiling _ BRACKETMOUNTCEILINGOPTIONALHEADERFOR
Vertical Centerline
of Garage Door
2x4 Structural
Suppo_s
HeaderWall
"_[_",--2"(5 cm) Track
Highest Point
of Travel
--Door
Sectionaldoor with curvedtrack
HeaderWall Track
HighestPoint
of Travel
T
One-piece door with horizontal track
Door
Hardware
HeaderWall
',- 8" (20cm)
Highest
Point
of Travel
One-piecedoorwithouttrack:
jambhardware
-leaderWall
8" (20 cm)
Highest
Point
of Travel
Pivot
One-piece door without track:
pivot hardware
12