JUKI MEB-3200 Series, Инструкция по эксплуатации

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45
ENGLISH
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
11. MAINTENANCE
Adjust the standard position of the needle bar,
using the timing gauge supplied with the machine,
when the needle bar is brought to the inside lowest
positionfollowing the procedure described below.
1) Remove the throat plate. Instead of the throat
plate, attach timing gauge support base
supplied with the machine on the machine.
2) Place timing gauge supplied with the machine
on timing gauge support base , and confirm
that the needle bar aligns with the indented part
of the timing gauge when the needle bar is in its
inside lowest position.
Needle bar
To align
(1) Height of the needle bar
(2) Timing between the needle and the looper
1) Bring the needle bar to its inside lowest position,
loosen lower shaft sprocket setscrews and
move looper driving cam so that the plane of
looper driving cam faces to the front. Then
temporarily tighten the screws.
The maximum stitch bite width of all types
is 3.2 mm. When the width exceeds 3.2
mm, use the optional looper (left) and
spreader (left).
Perform the work after checking the stitch
bite width and the height of the needle bar.
The stitch bite width of each type at the time
of delivery is as shown in the table below.
SS/RS JS/CS TS
2.3 2.5 2.3
a
Needle (inside lower dead position)
a=b
b
Needle (outside lower dead position)
Plane
1)
2)
Engraved
marker
DANGER :
Be sure carry out the work while observing the following in order to protect against pinching of
hands,
fi ngers and arms between the sewing machine and the bottom cover, which can result in
serious injury, when you raise the sewing machine from its home position.
• Be sure to lock the hinge stopper to
fi rmly secure the sewing machine in its raised position.
* Read and check how to rise/return the sewing machine described on p.3 to p.5.
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of
the sewing machine.
There are two kinds of timing gauges .
• With engraved marker “32021404” for S/R/J/C types
• Without engraved marker for T type