12
MOUNTING THE OPERATOR:
1. Getting started.
• Position assembled rail
on wall next to header
bracket.
(Fig. 2-4).
– Place material on floor under power head to
protect from scratching. (A box, stool, or
similar device may be needed to clear a
torsion spring.)
NOTE: For header bracket pins locate Bag 2
from Box 1.
2. Mounting the assembly.
• Attach rail to header bracket using clevis pin
and cotter pin.
• Support power head on step-ladder to prevent
interference with header mounted spring
(Fig. 2-5).
NOTE: Before final attachment to ceiling, insure
that assembly is in proper alignment (Fig. 2-4).
NOTE: For nuts, bolts, and lag screws locate
Bag 3 from Box 1.
• On finished ceilings, locate ceiling joists or
trusses using a stud finder or similar device.
Attach angle iron (not provided) to joists or
trusses through finish material using (provided)
lag screws (Fig. 2-6).
• On unfinished ceilings or open ceilings, straps
may attach directly to joists or trusses.
Depending on the garage construction, extra
framing material (not provided) may be
required which should be installed using
appropriate construction techniques
(Fig. 2-6).
NOTE: Refer to your local building codes for
appropriate construction techniques.
• Attach mounting straps to ceiling using lag
bolts (Fig. 2-6).
• Set height of power head to following:
(Fig. 2-6).
a)
Rail must clear door at door’s highest point
of travel.
b) Be level or power head slightly below level.
• Securely tighten power head mounting bolts
and nuts.
• Lower door.
• Check that rail clamp bolts and nuts are tight.
• DO NOT PLUG UNIT IN YET!
