Chamberlain ATS 2113X - Manual (Page 9)

9
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
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).
Mark the vertical set of bracket holes (do not use the holes •
designated for ceiling mount). Drill 3/16" pilot holes and fasten
the bracket securely to a structural support with the hardware
provided.
Lag Screw
5/16"x9x1-5/8"
HARDWARE SHOWN ACTUAL SIZE
Lag Screws
5/16"-9x1-5/8"
UP
Optional
UP
CEILING MOUN
T ON LY
Door Spring
Header
Bracket
2x4
Structural
Support
Vertical
Centerline of
Garage Door
Vertical
Centerline of
Garage Door
Horizontal
Line
Wall Mounting Holes
Highest Point of
Garage Door Travel
Wall Mounting Holes
CEILING MOUNT ONLY
The nail hole is for positioning
only. You must use lag screws to
mount the header bracket.
Header Wall
Garage Door
UP
Ceiling Mounting Holes
CEILING MOUNT ONLY
UP
Lag Screws
5/16"-9x1-5/8"
Garage Door
– Finished Ceiling –
– Hearder Wall –
Header
Bracket
6" (15 cm)
Maximum
Door
Spring
Vertical
Centerline of
Garage Door
Vertical
Centerline of
Garage Door
The nail hole is for positioning
only. You must use lag screws
to mount the header bracket.
CEILING HEADER BRACKET INSTALLATION
Extend the vertical centerline onto the ceiling as shown. •
Center the bracket on the vertical mark, no more than 6" •
(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.
Mark the side holes. Drill 3/16" pilot holes and fasten bracket •
securely to a structural support with the hardware provided.