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7) Temporarily tighten needle bar frame positioning block@supplied as accessory to needle bar frame guide
®(temporarily
tighten to such
an
extent that needle bar frame positioning
block@can
move). At this time,
fit the bracket-sharp"
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" portion
of
needle bar frame
po
sitioning block
®to
the upper bushing portion
of
needle bar
frame©
.
Needle hole
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the needle hole
aligns
with the center
of
the needle.
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8) Lower the needle until it enters the needle hole in
the throat plate.
*Be
careful that the needle tip does not come in co-
ntact with the throat plate.
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9) Move needle bar frame positioning
block@in
the
direction
of
cloth feeding and securely fix the ne-
edle bar frame positioning block at the position
where the center
of
the needle hole in the throat
plate for the bottom feed aligns with the center
of
the needle.
* Do not loos
en
the setscrew in the needle bar frame
guide.
10)
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10) Tighten the clamping screw in the needle feed shaft arm (front) which has heen loosened in stop 4) and
install cap
Q)
on the hole in the machine arm.
* For the models with wiper,install the wiper.
-
31
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