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Adjustment Of Feed Dog Height - Brother NV-10A Service Manual

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Adjustment
1. Turn the pulley, and bring the feed dog to its highest position.
2. Loosen the nut (M5).
3. Adjust the feed dog height so that it is 0.9 - 1.1 mm from the upper surface of the needle plate A by the amount the
vertical adjuster screw assembly is screwed in.
4. Tighten the nut (M5) being careful that the vertical adjuster screw assembly does not turn.
5. With the feed dog in the lowest position, check that the feed dog is 0.3 mm or more below the upper surface of the
needle plate A.
NOTE •When the feed dog is too high, problems such as abnormal noise, bad feed quantities and the cloth not being
fed arise.
•When the feed dog is too low, problems such as bad feed quantities and the cloth not being fed arise.
XC2278001
Nut (M5)
4 - 22

Adjustment of Feed dog height

Feed gauge
Needle plate A
Feed adjuster
Feed dog uppermost position
Needle plate A
surface
Feed dog lowermost position
Needle plate A
surface
0.9 - 1.1mm
0.3mm or greater

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