14
INSTALLING THE HARDWARE
STEP 3 - DETERMINING THE MOUNTING POSITION, AND MOUNTING OF THE
DRAWBAR FRONT-END
TIP UP TYPE DOOR (Refer to diagram on page 10)
OVERHEAD SECTIONAL TYPE DOOR (Refer to diagram on page 12)
With the door in the closed position swing the link arm up fully vertical,
in line with the centre mark previously determined in Step 2.
For a
TIP UP TYPE DOOR:
Measure strictly 275mm (two
hundred and seventy-five millime-
ters) above the top edge of the
door along the link arm.
Mark the wall at this point.
Figure 14.1
For an
OVERHEAD SECTIONAL TYPE DOOR:
Measure strictly 50mm (fifty
millimeters) above the highest
point of travel of the door
along the link arm (use
horizontal tracks for door height
reference).
Mark the wall at this point.
Figure 14.2
FOR BOTH TYPES OF INSTALLATION:
You now use your 13mm masonary drill bit to drill a hole approximately
90mm deep at position marked on wall.
Fasten the wall mount bracket to the wall using the M8 Rawl bolt by
means of your 13mm spanner/ wrench.
When you have completed the above for your type of door, move on
to Step 4 – Determining The mounting position of the motorhead.
275mm on the wall
H I G H E S T P O I N T
O F D O O R T R A V E L
H O R I Z O N T A L T R A C K
50mm
