Operation
Operating Instructions 669 - 00.0 - 08/2019 51
In the middle of the
seam
Interrupt sewing
operation
• Release pedal (return to rest position)
The machine stops in the first position (needle
down)
The sewing feet are down
Continue sewing
operation (after
releasing the pedal)
• Press the pedal forward
The machine then continues to sew with the
speed determined by the pedal
Sewing an interme-
diate lockstitch
• Press the stitch regulator (4) downwards.
The machine sews in reverse as long as the
stitch regulator (4) is pressed.
The speed is determined by the pedal.
OR
• Press button (3)
Sewing over trans-
verse seams (maxi-
mum sewing-foot
stroke)
The maximum sewing-foot stroke is activated.
The speed is limited to 1600 min
-1
.
Operating modes for maximum sewing-foot
stroke
• Briefly press the knee switch for activating the
maximum sewong foot stroke
• Briefly press the knee switch again for deactiva-
ting the maximum sewing foot switch
2
nd
set stitch length
during sewing
(max. stitch length)
• Press the button (2)
Raise the thread
tension during
sewing
• Press the button (1)
At seam end
Remove sewing
materia
• Press the pedal completely backwards and
hold
The final bartack is sewn (when activated).
The thread is cut.
The machine stops in the second position.
The needles are up (reverse rotation). T
he sewing feet are down.
• Take out the material
Sewing process Operation
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