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17.
Z FINGER POSITIONING
STANDARD
The Z finger should come to the center of the corresponding pattern cams.
ADJUSTMENT
1.
Turn the selection dial and check the position of the Z finger relative to the cam.
2.
Turn the selection dial to zigzag sewing and loosen the two screws securing the indication gear.
3.
Move the selection cam left and right and align the Z finger and the pattern cam center.
4.
Tighten the two screws securing the indication gear.
5.
Turn the selection dial and check the position of the Z finger relative to the cam.
(BL6300)
(BL6800)
Selection dial
Z finger
Z finger