CAUTIONS
ON
USE
[Tl
Oiling
condition
and
adjustment
on
oiling
Adjustment
on
oiling
to
rotating
hook
to
thread
take-up
lever
(1)See dripping of oil during operation through
the
oil sight window to check oiling
condition
in
the
machine
arm.
(2)Please use
the
oiling adjusting
screw
with
respect
to oiling to
thread
take-up lever
mechanism.
Increase
Decrease
@
Cautions
on
operation
Oil
sight
window
Oiling
adjusting
screw
(DWhen the power is turned on or off, keep
foot
away
from
the
pedal.
(2) It should be noted that the brake may not
work
when
the
power is interrupted or
power failure occurs during sewing machine
operation.
(3)Since dust in the control box might cause
malfunction or control troubles, be sure to
keep the control box cover close during
operation.
(4) Do not apply a multimeter to the control
circuit for checking, otherwise voltage of
multimeter might damage semiconductor
components
in
the
circuit.
-5
—
Adjusting
Screw
ecrease
Increas
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