Install The Header Bracket; Wall Header Bracket Installation; Ceiling Header Bracket Installation - Merik 411M Manual Del Proprietário

INSTALLATION STEP 2

Install the Header Bracket

You can attach the header bracket either to the wall
above the garage door, or to the ceiling. Follow the
instructions which will work best for your particular
requirements. Do not install the header bracket
over drywall. If installing into masonry, use
concrete anchors (not provided).

WALL HEADER BRACKET INSTALLATION

1. Center the bracket on the vertical centerline with
the bottom edge of the bracket on the horizontal
line as shown (with the arrow pointing toward the
ceiling).
2. Mark the vertical set of bracket holes (do not use
the holes designated for ceiling mount). Drill 5 mm
pilot holes and fasten the bracket securely to a
structural support with the hardware provided.
HARDWARE SHOWN ACTUAL SIZE
Lag Screw
5/16"-9x1-5/8"

CEILING HEADER BRACKET INSTALLATION

1. Extend the vertical centerline onto the ceiling as
shown.
2. Center the bracket on the vertical mark, no more
than 15 cm from the wall. Make sure the arrow is
pointing toward the wall. The bracket can be
mounted flush against the ceiling when clearance
is minimal.
3. Mark the side holes. Drill 5 mm pilot holes and
fasten bracket securely to a structural support with
the hardware provided.
Ceiling Mounting Holes
Wall Mounting Holes
Header
Wall
38 mm
Header
Structural
Bracket
Support
Horizontal
Line
Highest Point of
Garage Door Travel
15 cm
Maximum
Door
Spring
Garage Door
Vertical
Centerline
of Garage Door
15
Optional
Wall Mounting Holes
Vertical
Centerline
of Garage Door
Lag Screws
5/16"-9x1-5/8"
Door Spring
Garage
Door
Vertical
Centerline
of Garage Door
- Finished Ceiling -
Header
Vertical
Bracket
Centerline
of Garage Door
Lag Screws
5/16"-9x1-5/8"
Header Wall