Adjustment Of Forward/Back Position Of Needle Against The Needle Hole In The Presser Foot - promelectroavtomat XL2120 Service Manual

Adjustment
11.Adjustment of Forward/Back Position of Needle Against the Needle Hole
in the Presser Foot
1 Attach a J presser foot, lower the presser lever, and attach a cover.
2 Turn the pulley by hand to insert the tip of the needle into the needle hole.
3 Adjust the amount of tightening of the adjusting screw to bring the tip of the needle into the center of the
needle hole along the forward/back direction.
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Needle holder shaft
a
b
a = b
Needle hole
Needle tip
position
3 - 11