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Adjustment of Stitch Length
To select stitch length, turn the dial.
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The larger the number, the longer the stitch.
The stitch length can be adjusted from 1 to 5 mm.
Position "R" is for rolled and narrow hemmings.
Adjustment of Differential Feed Ratio
The differential feed ratio can be altered by turning
the dial.
The number in the window indicates the ratio
between the main and the sub feed motion.
1.0 indicates the neutral position.
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How to Adjust
• If the sewn fabric is stretched, turn the dial
• If the sewn fabric is gathered, turn the dial
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Stitch length dial
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Setting mark
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Stitch length indicating window
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Differential feed dial
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Setting mark
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Differential feed ratio indicating window
counterclockwise (toward 2.2).
clockwise (toward 0.5).
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Stretched
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Gathered
When the stitch length dial is set between 1 to 4,
the maximum effective differential feed ratio is
2.2.
When the stitch length dial is set between 4 and
5, the maximum differential feed ratio will
automatically be set between 2.2 and 1.8.
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