Hornbach C800 Manuel D'installation Et De L'utilisateur page 204

Header bracket installation
The header bracket should be
installed centered over the
garage door. If this is not pos-
sible, you may fasten the header
bracket within 1 m to the right
or left of the centre.
The header bracket can be
mounted flush against the ceil-
ing when clearance is minimal.
Horizontal positioning
Close the door and mark the
inside vertical centerline of the
garage door. Extend the line
onto the header wall above the
For ceiling mount extend line
onto the ceiling.
Vertical positioning for wall
mount
Open your door to the highest
point of travel. Draw a horizon-
tal line onto the header wall at
the highest point of travel plus
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7
WARNING
To prevent possible serious injury or death:
• Select an installation location without pipes or cables behind it.
• Header bracket must be rigidly fastened to structural support on
header wall or ceiling, otherwise garage door might not reverse
when required. Do not install header bracket over drywall.
• Concrete anchors must be used if mounting bracket or structural
support into masonry.
• Never try to loosen, move or adjust garage door, springs, cables,
pulleys, brackets or their hardware, all of which are under extreme
tension.
8
door.
9
5 cm.
highest point
of travel
highest point
of travel + 5 cm