JUKI MEB-3200 Instruction Manual page 63

X1
X1>X2
X1=X2
X2>X1
X2
Installation position of the left spreader
●
The center of the forked section at the top of
left spreader is aligned with the center of the
looper thread hole in the left looper.
Loosen setscrew
and adjust the position of spreader stopper
Then fix the spreader in place. (Make the same
adjustment for both left/right spreaders.)
When the top end of the left spreader in
terms of the left looper protrudes, stitch
skipping will result.
Installation position of the right spreader
●
The ridge line (on the needle side) on right
spreader is aligned with the ridge line (on the
needle side) on the right looper.
Timing to open/close the spreaders
●
Adjust so that the spreaders open/close
equally on the left and right without interfering
with the needle. When the stitch bite width
is excessively small and eyelet stitches are
irregular, adjust the timing to X2 < X1.
Make sure of the width or the timing when
the stitch bite width is changed or after
performing the looper timing adjustment.
Loosen setscrews in spreader driving shaft guide
and move the guide up and down to make the
adjustment. Then fix the guide.
As the spreader driving shaft guide moves
upward, the opening amount of the right
spreader will be greater than that of the left
spreader. (X1 > X2)
in the spreader stopper
49
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