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3.10 Motor and control panel
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When working with the normal stitch length the sewi ng speed should
be 4800 st/min.
lf the switch positions 3 and 4 are set and the tacking stitch (stitch
length 6 mm) is activated via
key
A, the maximum sewing speed is
reduced to 2000 st/min.
The normal sewing speed can be adjusted under parameter No. F-111
and the reduced one under parameter No.
F-117.
When the machine is operating, the number of stitches/min. is
indicated on the display. Whether this indication is wanted to appear or
not can be adjusted under parameter No. F-139.
The alterations can be
entered
via the control panel or directly at the
motor control box.
2.4.1
Altering the parameter value in the "technician level"
ATTENTION!
The alteration of the parameter values has to be effected
very
carefully,
because the machine can be damaged
by
an incorrectly
adjusted drive control.
Note
By means of a master reset all parameter values can be reset to the
preset values. (see operating instruction 271-27 4
direct
drive
chapter 7.1.7)
19
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