Installation manual
 Owner Installation Instructions GDO-9 15
WARNING: The opener must be securely 
fastened to structural supports, otherwise opener 
failure may ensue causing serious personal injury 
and/or property damage.
Step 3 - Determine Bracket Position
Open the door and fi nd the highest point of travel of 
the top door panel.
Using a level, transfer this height to the wall above 
the door (Fig. 10) and mark a line 60mm above it.
Determine the centre point on the wall above and on 
top of the door. Draw two lines extending 21.5mm 
from each side of the centre point. (Fig. 11)
Step 4 - Mounting the Wall Bracket
Centre the bracket over the intersection of these two 
lines. Mark centres for at least two holes (Fig. 11) 
and ensure it is into a solid mounting point.
Drill holes into the wall with an appropriate bit. 
Secure to the wall using:
IF CONCRETE OR BRICK - 8mm (5/6”) loxins/dynabolts. 
IF TIMBER - wood screw #20 or similar (min. 50mm).
WARNING: Make sure concrete, brick wall or 
timber lintels are solid and sound so as to form a 
secure mounting platform. 
Step 5 - Attach the Rail to the Wall Bracket
Attach the C-Rail assembly to the wall bracket 
with the 90mm long clevis pin and secure with the 
supplied snap pin (Fig. 12)
Leave the drive unit in its packing box for protection 
during installation.
Step 6 - Secure the Drive unit to the Ceiling
Raise the drive unit from the packing box and support 
it in the horizontal position with a step ladder.
Open the garage door. Rest the opener on the open 
door and use a scrap piece of wood to bring it to 
horizontal level. 
Line up the track perpendicular to the wall.
Secure the perforated angle (not supplied) to the 
ceiling above where drive unit’s mounting holes will 
be once fully installed. A representative mounting is 
shown (Fig. 13)
Connect the drive unit to the ceiling mounted 
perforated angle with M8x20mm screws and nuts. 
Strips should not extend more than 18mm below 
centre of drive unit mounting holes.
Go to Step 11 on page 17.
a.
b.
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b.
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b.
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10
fi g
11
fi g
Track
Door
Track
Level
Level
Door
Drilled holes
Mounting on a Track Type Door
12
fi g
13
fi g
Structural member
43
21.5
21.5










