INSTALLATION
INSTALL THE HEADER BRACKET
NOTE: You can fasten the header bracket within 4 feet (1.2 m) of the left or right of the door center only if a torsion spring or center bearing plate is in the way; or you can attach it to the ceiling when clearance is minimal.
Fasten header bracket securely to structural supports. It may be necessary to use a 2 x 4 as a structural support if installing on drywall or between two studs as shown in Step 3. Securely fasten 2 x 4 to structural supports using lag screws (not provided). Concrete anchors must be used if mounting header bracket or 2 x 4 into masonry.
1 Mark the Center of the
Garage Door
2 Determine the Highest Point of Travel, and Draw Horizontal Line for Header Bracket Placement
Mark a spot on the ìcenter of the garage doorî line, 2" (5 cm) above the highest point of travel of the garage door
2" (5 cm)
Highest Point
of Travel
WARNING
To prevent possible SERIOUS INJURY or DEATH:
•Header bracket MUST be RIGIDLY fastened to structural support on header wall or ceiling, otherwise garage door might not reverse when required.
•NEVER try to loosen, move or adjust garage door, springs, cables, pulleys, brackets, or their hardware, all of which are under EXTREME tension.
Mark the center of the garage door on door door, wall a
and wall and extend onto the ceiling
Level (optional)
3 Add a 2 x 4 as a Structural Support (If Necessary)
Use lag screws (not provided)
to secure 2x4 (structural support) into wood. Use concrete anchors to secure 2x4 into masonry.
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