Useful Functions
Sewing Basics
73
2
2 Align the tabs on the knee lifter with the
notches in the knee lifter slot on the front
of the machine. Insert the knee lifter bar
as far as possible.
3 Use your knee to move the knee lifter bar
to the right in order to raise the presser
foot. Slowly return the knee lifter bar to
the left to lower the presser foot.
The thickness of the fabric is automatically
detected and the presser foot pressure is
automatically adjusted with an internal sensor
while sewing, to insure that your fabric is fed
smoothly. The fabric sensor system works
continuously while sewing. This function is useful
for sewing over thick seams (page 78), or quilting
(page 111).
Touch , and then set [Automatic Fabric Sensor
System] to on. (page 22)
a Presser foot pressure
Set the sewing speed controller to control the
stitch width to make subtle changes in the stitch
width during sewing. When this function is set,
the foot controller must be used to sew.
1 Attach the foot controller. (page 53)
2 Select and attach zigzag foot “J”.
3 Touch in the length display to
shorten the stitch length.
IMPORTANT
• Only change position of the knee lifter handle when knee
lifter is not on the machine, otherwise the knee lifter may
damage the mounting slot on front of the machine.
• If the knee lifter bar is not pushed into the
mounting slot as far as possible, it may come
out during use.
• Be sure to keep your knee away from the knee
lifter during sewing.
Automatic Fabric Sensor System
(Automatic Presser Foot
Pressure)
Changing the Stitch Width During
Sewing
• The setting will vary according to the kind of
fabric and the thickness of the thread, but a
length of 0.3 to 0.5 mm (approx. 1/64 to 1/32
inch) is best for satin stitches.
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