FOR ASSISTANCE CALL 1-800-275-6187
1) Raise the operator into a position approximately 4" above the
horizontal door tracks.
2) Temporarily suspend the operator from the ceiling
superstructure with rope or by some other safe and
suitable means.
3) Position the bottom edge of the front spreader bracket on
your horizontal mark on the header.
Fig. 8
.
4.6
Drawbar Installation (cont’)
2" X 6"
HEADER
MAKE MARK 2-1/2"
ABOVE HIGH ARC OF
DOOR FOR HORIZONTAL
LINE
LEVEL
HIGH ARC
OF DOOR
Figure 8
07/30/09
