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Service settings via software
Foot Calib.
Subitem
Figure 64: Display in subitem Foot Calib
The control unit must know the top and bottom positions of the sewing
feet. The top position is sent on switching on the machine.
The bottom position is determined by calibrating in this subitem.
Order
Always calibrate the sewing feet after changing settings on the sewing foot
gear( Chap. 14 Checking the sewing foot lifting gear, p. 43).
Calibration steps
1. Access the subitem
2. Press
The machine is calibrated automatically: both sewing feet move up
Subitem
Thread Calib.
Figure 65: Display in subitem Thread Calib
In this subitem you can calibrate the thread tensioner.
You need an external tension measuring device for calibration.
Only calibrate thread tension once
The thread tension only needs to be calibrated once. Even after a com-
plete reset ( Section Submenu Reset, p. 72) and after loading new
software, ( Section Installing software with a dongle, p. 73) the values
are kept.
The thread tension only needs to be calibrated after changing the control
unit.
Service Instructions 650-16 Version 00.0 - Last Updated 09/2012
Foot Calib
Foot Calib.
.
OK
and down once. This completes the calibration.
Thread Calib
F
2
2
69
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