Operation
Operating Instructions 171/173 - 02.0 - 09/2019 19
4 Operation
The operating sequence consists of several different steps.
Fault-free operation is necessary in order to achieve a good
sewing result.
4.1 Preparing the machine for operation
Complete the following steps in preparation of sewing before
starting to work:
• Inserting/changing the needle
• Threading the needle thread
• Inserting and winding on the looper thread
• Setting the thread tension
WARNING
Risk of injury from moving, cutting and sharp
parts!
Crushing, cutting and punctures are possible.
If possible, make preparations only when the
machine is switched off.
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