Service manual

S-4000 ISBH+I Omron
Revised 12/2008
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1-39
E - MACHINE ADJUSTMENTS
The second looper adjustment
10. Insert the second looper on the looper shaft.
11. Loosen the looper holder screw and move the
holder so that the needle passes the center of the
looper recess. There must be clearance 0,4 mm
between the needle and the looper recess. Tighten the
looper holder screw.
12. Loosen the looper screw and turn the looper to
the needle to obtain the distance 0,1 mm between the
needle and the looper tip.
13. Turn the handwheel counter clockwise, insert gage
with mark 2 (narrower side of the gage) between the
needle bar holder and needle bar clamp.
14. Check if the looper tip crosses the axis of the needle
1 mm above the needle eye.
15. If it is necessary to adjust the looper cam again, check
the first looper adjustment.