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7.
Attaching
rail to header
bracket.
•
Gently
set power head on garage floor while
leaning rail strap against
header bracket.
(It
is recommended
that you place a piece of
cardboard
or similar material
between
power
head and floor to prevent
scrapes
and
scratches
to power head.)
NOTE:
It may be necessary
to support
power
head above
floor. As little
as a few inches,
or
as much
as 5 or 6 feet depending
on position
of torsion
spring(s).
Be sure
to use a stable
support
device,
such
as a ladder.
•
Slide threaded
stud of rail strap through
hole
in flange of header
bracket.
•
Fasten with nut [9], finger tight only. Fig. 2-8.
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