Programming
Service Instructions 171/173 - 00.0 - 01/2020 69
13.1 Adjusting the electropneumatic switching of the carrier
roller
To adjust the electropneumatic switching of the carrier roller:
1. Press the button.
2. Enter the parameters for the automatic stitch loosening device:
t1400.
•Use A+ to set the value to t.
•Use B+ to set the value to 14.
•Use D+ to set the value to 00.
3. Press the
button.
4. Enter the desired mode:
•Use D+ to enter the value 0: do not raise
•Use D+ to enter the value 1: raise on sewing foot lift
•Use D+ to enter the value 2: raise on bartack
•Use D+ to enter the value 3: raise on bartack and sewing foot lift
5. Press the
button to save the setting.
6. To switch to sewing mode, press the button.
For additional parameter settings, refer to Parameter list.
13.2 Adjusting the stitch count before the carrier roller is
lowered
To adjust the stitch count before the carrier roller is lowered:
1. Press the button.
2. Enter the parameters for the s.p.m. before the carrier roller is lowered:
t1403.
3. Use the buttons A+, B+, C+ and D+ to enter the desired s.p.m.
4. Press the
button to save the setting.
5. To switch to sewing mode, press the button.
For additional parameter settings, refer to Parameter list.
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