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To Deactivate or Activate the Upper Knife
CAUTION
• Turn the power switch OFF before deactivating or
activating the upper knife.
• Do not cut anything else with the upper knife other
than fabric, causing the upper knife to break.
Deactivate the upper knife for flatlock, pintucking, etc.
q Upper knife release knob
w Upper knife
To deactivate:
While pressing the upper knife release knob (A), turn the
knob clockwise (B) and set the setting mark to [
e Setting mark
To activate:
While pressing the upper knife release knob (A), turn the
knob clockwise (B) and set the setting mark to [
Cutting Width Adjustment
CAUTION
Turn the power switch OFF before adjusting the
cutting width.
When the cutting width is too narrow or too wide for
the seam width, adjust it by turning the cutting width
adjusting dial.
q Cutting width adjusting dial
Turn the cutting width adjusting dial to get the desired
position of the lower knife.
When the lower knife is set to the standard position, the
right edge of the lower knife is aligned with the guide line
on the needle plate.
w Standard position
e Lower knife
r Guide on the needle plate
t Edge of fabric
If the cutting width is too narrow y, turn the cutting width
adjusting dial clockwise (to the direction of A).
The lower knife moves to right.
If the cutting width is too wide u, turn the cutting width
adjusting dial counterclockwise (to the direction of B).
The lower knife moves to left.
Sew and check the cutting width.
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