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42
Condition
Processes
At seam beginning
Start bartack
• Press the pedal forwards (position +1) and keep it
and sew
there.
Machine sews a start bartack (if specified).
Afterwards, the machine continues to sew - with
increasing speed the further forward the pedal is
pressed.
In the middle of the seam
Stop sewing
• Release the pedal (position 0).
Machine stops. Depending on the setting, sewing
feet and needle are up / down.
Continue
• Press the pedal forwards (position +1)
Machine continues to sew - with increasing speed
the sewing
process (after
the further forward the pedal is pressed.
releasing the
pedal)
Sew over
• Switch on the elevated sewing foot stroke with the
thicker parts of
knee button ( p. 38).
the material
Change the
• Activate the 2
stitch length
push button panel ( p. 38).
Increase the
• Activate additional thread tension using the button on
thread tension
the push button panel ( p. 38).
Sew an
• Sew backwards with stitch regulator ( p. 37) or
intermediate
activate backwards sewing using the button on the
bartack
push button panel ( p. 38).
At seam end
Finish
• Press the pedal fully back (position -2) and keep it
the seam
there.
End bartack is sewn, and thread is cut (if set).
and remove
Machine stops.
the sewing
Needle up, sewing feet down.
material
• Remove the sewing material.
Operating Instructions D669 M-TYPE DELTA - 00.0 - 10/2020
nd
stitch length using the button on the
Operation
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