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.
Mounting
power
head.
•
Raise power head and support
it high
enough
that you can manually
raise garage
door fully open.
•
Line up power
head and rail with center of
door. Fig. 2-9.
•
Keeping
power head centered,
mount
to ceiling:
-
at proper height;
a. for sectional
doors rail should
be level
with floor or slightly
below
level.
Fig. 2-10.
b. for 1-piece
doors rail should clear
door by about 2 inches.
Fig. 2-10.
SECTIONAL
LEVEL
OR
SLIGHTLY
BELOW
LEVEL
1-PIECE
MUST
CLEAR
DOOR
BY 2 INCHES
AT HIGHEST
POINT
OF TRAVEL
2 II
Fig. 2-10
-
using one of the preferred
methods
shown,
Fig. 241,
mount power
head.
fit is possible
to use other mounting
methods.
The critical
point to remember
is
that the mounting
assembly
must be
solidly attached
and able to support
the
weight of the power head.)
DO NOT
ATTACH
TO DRY WALL
OR
SUSPENDED
CEILING.
It must be
anchored
to the framework
of the garage.
Fully tighten rail strap nut.
Wood
Anc
FINISHED CEILING
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