Pfaff expression 2044 - Repair Instructions; 23. Dismantling and assembling the needle thread tension

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Note:
If very different sewing threads or difficult fabrics are used, buttonholes, utility stitches or fancy stitches
may be sewn with shifts in the pattern design. To correct this, the customer can adjust the balance.
On top of that, the length of the buttonhole reverse seam can be programmed.