5.
Thread
take-up
action
Increased
Thread
guide
(A)
Reduced
It is recommendable to change
the
thread
take-
up
action
according to
the
types
of
material
and
stitch
length, in
order
to
obtain
well-
tightened
stitches.
o When sewing heavy-weight materials, in
crease
the
thread
length
taken
by
the
thread
take-up lever by lowering the thread guide
(A).
o When sewing light-weight materials,
reduce
the tliread length taken by the thread
take-up
lever by positioning
the
thread
guide (A) in the middle or higher place.
This adjustment can be made after loosening
the
setscrew
of
the
thread
guide (A).
6.
Returning
pressure
of
the
reverse
feed
control
lever
In
order
to
allow
the
reverse
feed
control
lever
to
immediately
return
to its
stanby
position
after
being released in
any
sewing
conditions,
the
lever is forced
back
by a
strong
spring.
If
it
is necessary to
reduce
the
returning
pressure to
use
the
machine
at a low sewing
speed
or
with
a
fine stitch, slightly loosen the adjusting nut
®.
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25
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