Automatic Technology Australia Securalift GDO 2v4 - Page 6

STEP 1
Slide trolley
assembly
onto index
tube
(one
piece
only) and insert
screwdriver
or clevis
pin
to hold it
on tube
and
slide
it
into
support
tube
assembly. Arrow
on trolley
must point
to'
'rds
Garage Door.
To
assemble
the
rest
of
thtstubes,
always
slide
short insert
tube
.half
way into
the
long
tube,
then
slide other
tube
into remaining
insert
tubes.
Continue
this proc-
ess with remaining
tube
until
desired length
is
achieved.
STEP 2
Operator is
supplied
with 9
teeth Drive
Sprocket
on Drive
Unit If
the
Operator is
to
be
fitted
to
a J Type Tilt
fitting
Door,
exchange
9
teeth
Sprocket
on Drive
Unit, with
a 7
tee}
drive sprocket
available
as
an option
from
ATA.
IMPORTANT:
If
using
Track
Door
(often
rtred
to as Panel
Lift Door
or Track
Tilt
Door)
use
only
9
teeth
Drive
Sprocket
on
Dive
Unit. If
using
J type
door
use
only
7
teeth
sprocket
on
Drive
Unit.
STEP 3
Attach
one
end
of chain
(supplied)
to trolley
chain index
screw,
nearer
to
drive
unit,
using
one
joint
link. (Fig.
3)
Proceed
to
lvrap
chain
around Drive
Unit
Sprocket/Idler
Wheel
and Idler
Wheel
on
pipe
Assembly.
NOTE:
Make
certain
that teeth
of drive
unit
Sprocket
is
engaged in
the
chain
and
that the
chain is
not
twisted.
Make
sure
that
the chain
is
engaged in
the
plastic
chain idle
wheel
on
the
support
pipe
assembly.
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FIG.2