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12.The needle bar height
Check
1.Remove needle plate and bobbin case.
2.Set the pattern to [Straight stitch No.1] which is straight stitch on center needle position.
3.Turn the handwheel toward you until the needle comes to its lowest point.
4.Then, the gap between the upper end of the needle and surface of the hook race should be 29 mm
Adjustment
Remove Feace cover, needle plate and bobbin case.
1.Bring the needle bar to its lower turning position.
2.Loosen the screw (D) and move the needle bar until the correct measure is obtained.
3.Tighten the screw (D).
4.Recheck the setting.
NOTE! Check by means of a twin needle that the needle bar
is not twisted, it may cause jump stitches when sewing with a
twin needle.
Settings
D
Front View
29 mm±0.1mm
Summary of Contents for VIKING Designer Jade 20
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