– 16 –– 16 –‒ 16 ‒
1) Loosen setscrews
. Move rocking thread take-up
lever
to the right and left to adjust so that a distance
of 83 mm is provided between the thread hole and the
center of rocking thread take-up lever shaft
. Then,
tighten setscrews
.
2) Adjust so that rocking thread take-up base
is level
when the rocking thread take-up is in its lowest position.
Retighten screw
to x the rocking thread take-up base.
3. Adjusting the rocking thread take-up
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow-
ing work after turning the power off and ascertaining that the motor is at rest.
4. Adjusting the spreader thread guide
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow-
ing work after turning the power off and ascertaining that the motor is at rest.
Adjust so that the top end of thread guide thread path (rear)
of spreader thread guide
aligns with the bottom sur-
face of slot of spreader thread take-up
when spreader
thread take-up
is in its highest position. Then tighten
screw
to x the spreader thread guide.
5. Adjusting the looper thread cam
WARNING :
To protect against possible personal injury due to abrupt start of the machine, be sure to start the follow-
ing work after turning the power off and ascertaining that the motor is at rest.
Adjust so that thread comes off from the highest place of looper thread cam
when needles come down and the top
end of left needle
aligns with the bottom surface of looper
. Then tighten screws
to x the looper thread cam.
Thread
83mm
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