Consistent Forward And Reverse Stitches - Dürkopp Adler M-Type 869 Serviceanleitung

2.10 Consistent forward and reverse stitches

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Caution: Danger of injury!
Turn off the main switch.
Only set the stitch evenness when the sewing machine is switched off.
Standard checking
The stitch length for the forward and reverse stitch should be the
same.
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Sew a seam forwards.
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Sew a seam in reverse.
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Compare the stitch lengths of the two seams.
Correction
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Undo screw 3.
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Turn the eccentric with a screwdriver through hole 1.
Clockwise =
Forward stitch larger, reverse stitch smaller.
Anti-clockwise =
Reverse stitch larger, forwards stitch smaller.
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Tighten screw 3.
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Sew a seam forwards.
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Sew a seam in reverse.
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Compare the stitch lengths of the two seams.
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