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4-17. Adjusting the angle of air blower
1) Loosen setscrew
❶
.
2) Adjust the air-blowing angle of air blower
❷
so
that the air is blown to the center of needle side-
ways with respect to the sewing direction. Then,
tighten setscrew
❶
.
In the case the direction of sewing is
changed from vertical to horizontal,
check the air-blowing angle of air
blower
❷
and adjust it so that the thread
remaining at the tip of needle can be
clamped with disc presser
❸
without
fail.
❶
❷
❸
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