Chamberlain merlin MT5580P User Manual

8
POSITION THE HEADER BRACKET
The header bracket must be rigidly fastened to a
structural support of the garage. Reinforce the wall
or ceiling with a 40mm (1-1/2") board if necessary.
Failure to comply may result in improper operation
of safety reverse system.
You can attach the header bracket either to the header
wall (1) or to the ceiling (3). Follow the instructions which
best suit your particular requirements. With the door
closed, mark the vertical centerline (2) of the garage
door. Extend line onto header wall above the door.
Open door to highest point of travel. Draw an intersecting
horizontal line (4) on header wall 50mm or 200mm above
high point to provide travel clearance for top edge of
door, (height depends on door type refer section 15).
3
1
2
4
Wear protective goggles when working overhead to protect your eyes from injury.
Disengage all existing garage door locks to avoid damage to the garage door.
To avoid serious personal injury from entanglement, remove all ropes connected to the garage door
b
efore installing the opener.
It is recommended that the opener be installed 2.1m (7 feet) or more above the floor where space permits.
INSTALLATION SECTION
1
50mm to 200mm
(depending on door type)
3
B
150mm
(6")
2
1
3
A
6
3
7
5
4
2
1
2
3
4
6
200mm
50mm
C
Installing Header Bracket Pole
A. Wall Mount for one piece tilt doors: Centre the
bracket (2) on the vertical guideline (1) with the bot-
tom edge of the bracket on the horizontal line (6).
Mark either set of bracket holes (4) if using a cen-
tral fixing point. If not use the screws provided
to fasten the bracket securely using the corner
holes (5). Drill 4.5mm (3/16") pilot holes and fas-
ten the bracket with wood screws (3).
B. Wall Mount sectional and tracked tilt doors:
Centre the bracket (2) on the vertical guideline (1)
with the bottom edge of the bracket on the horizon-
tal line (6). Mark either set of bracket holes (4) if
using a central fixing point. If not use the
screws provided to fasten the bracket securely
using the corner holes (5). Drill 4.5mm (3/16")
pilot holes and fasten the bracket with wood screws
(3).
Installing Header Bracket Pole
C. Ceiling Mount: Extend vertical guideline (1) onto
the ceiling. Centre the bracket (2) on the vertical
mark no more than 150mm (6") from the wall. Drill
4.5mm (3/16") pilot holes and fasten the bracket
with wood screws (3). For concrete ceiling mount,
use concrete anchors (7) provided.
INSTALL THE HEADER BRACKET
12
13

Chamberlain merlin MT5580P Specifications

General

Brand	Chamberlain
Model	merlin MT5580P
Category	Garage Door Opener
Language	English