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2 - 8 Feed Dog Timing<br />
SECTION 2 - 8<br />
PAGE 1<br />
Vertical Movement<br />
* * Before checking, follow Section 2 - 5 Feed Dog Height.<br />
Checking:<br />
1. Set machine for maximum stitch length.<br />
2. Turning hand wheel, move down feed dog.<br />
3. Check if vertical clearance (P) between needle point and needle plate surface<br />
is within the range of 4 - 6 mm when top of feed dog reaches needle<br />
plate surface level.<br />
Adjustment:<br />
1. Remove base cover.<br />
2. Loosen screw (2) of feed lifting cam (1).<br />
3. Adjust feed dog timing to needle by slightly rotating feed lifting cam (1) in<br />
either direction as shown.<br />
To retard timing ð Turn the cam to A - direction.<br />
To advance timing ð Turn the cam to B - direction.<br />
4. Tighten screw (2) after adjustment.
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