Operating instructions

3.11 Correcting the Corner Knives
This key calls up the correction function for the corner knives at the
seam beginning (MA) and the seam end (ME).
The correction can be made for the sewing lengths
L1, L2, L3
as well
as for the light barrier seams
LX
(745-22;-23) and
LX1, LX2
and
LX3
(745-24).
–
Press the function key.
The set values for MA and ME will be shown in the display.
–
Increase or decrease the value for MA in steps by pressing the
"
+
/
-
" keys.
Minimum: 0
Maximum: 99
Median value: 50 (no correction)
Step distance: 1 cycle = 0.085 mm
–
Press the function key again.
This switches from MA to ME.
–
Increase or decrease the value for ME in steps by pressing the
"
+
/
-
" keys.
–
Complete the correction procedure by calling up the selected
sewing length.
CAUTION !
With the
745-23
the corner knives must always be switched on or off
together.
Set the parameters MA and ME at the median value
50
.
Special note for 745-23:
When sewing with piping reverser only sewing length L1 can be set.
3.12 Tape Length when Sewing with Light Barrier
This key sets the tape length at the seam end when sewing with light
barrier.
The set value corresponds to the distance from the initial position of
the transport clasps to cutting.
–
Switch on the tape feed.
–
Press the function key.
The set value for the tape length is shown in the display.
–
Increase or decrease the tape length in steps by pressing the
"
+
/
-
" keys.
Minimum: 20 mm
Maximum: 100 mm
Step distance: 1 cycle = 1 mm
–
Complete the setting procedure by calling up the selected sewing
length.
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