10
• The standard distance between the upper edge of the needle eye and the upper surface
of the hook race should be in the range of 3.0 - 3.3 mm when the hook point meets the
right side of the needle in its ascending travel from the right lowest position of the
maximum width zigzag stitch ( ).
<To adjust>
Select the maximum width zigzag stitch ( ) and bring the needle to the right lowest
position.
Remove the face plate (see page 1).
Remove the needle plate and bobbin holder.
Turn the handwheel toward you until the hook point meets the right side of the needle.
Loosen the setscrew and move the needle bar up or down to adjust the needle bar height.
Note: Be careful not to rotate the needle bar.
Tighten the setscrew.
Attach the bobbin holder, needle plate and face plate.
Note:
Before performing this adjustment, check the needle to hook timing.
Adjusting Needle Bar Height
Setscrew
Needle
Alignment
3.0 - 3.3mm
Upper edge of
needle eye
Hook race unit
Needle plate
Bobbin holder
Upper surface of hook race
To Next Page
Loading...
