Longitudinal Feed - JUKI HZL-X Series Service Manual

6-18 Longitudinal feed

Preparation for adjustment
Turn OFF the power switch. Keep pressing both the reverse stitch button and thread trimming button simul-
taneously and turn ON the power switch. The service mode screen appears on the display. Select "No. 3" to
change over the screen to the sewing pattern for adjusting darning.
Adjustment procedure
Sew a darning sewing pattern three times under the aforementioned sewing conditions.
Turn the stitch length adjusting dial in the case of the DX7 model, or press the stitch length adjusting button
in the case of the DX5 model to adjust so that the bottom end of the left row seam and that of the right row
seam of the third pattern lie on a straight line as illustrated in the sketch (tolerance 0 ± 1 mm).
〜
Direction of adjustment of lengthwise feed
• In the case the lower
end of the right line is
higher than the lower
end the inner left line
• In the case the lower
end of the right line is
lower than the lower
end the inner left line
– 29 –
⇨ Adjust in "+" direction
⇨ Adjust in "-" direction