Operation
Operating Instructions 878-M PREMIUM - 02.0 - 02/2018 45
Fig. 26: Functions keys
Reverse sewing key (2):
When this key (2) is activated, the machine sews in reverse.
Needle positioning key (3):
When this key (3) is activated, the needle moves to a specific
position. This position is determined individually via the parameter
settings. For more information, refer to the Service instructions.
The machine comes configured so that selecting the key (3) will
bring the needle up.
Start and end bar tack key (4):
This key (4) cancels the general setting for sewing start and end
bar tacks. If bar tacks are on, pressing the key (4) skips the next
bar tack. If bar tacks are off, pressing the key (4) sews the next
bar tack.
Stitch length key (5):
When this key (5) is selected, the machine sews with the greater
stitch length that was programmed for this stitch length on the
control panel.
Auxiliary thread tensioning key (6):
This key (6) activates the programmed auxiliary thread tensioner.
Switch to the next seam section (7):
The key (7) switches to the next seam section. The key is fully
customizable. It is possible to implement other functions as
necessary.
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