17
BH sensor
1.6 mm gap
TO ENTER ADJUSTING MODE
MECHANICAL ADJUSTMENT
ADJUSTING BUTTONHOLE LEVER POSITION
TO ADJUST THE BUTTONHOLE LEVER GUIDE:
1. Enter the diagnostic test of buttonhole sensor mode. (See pages 18 and 19. The LCD should display 03 and
BH symbol.)
2. Remove the face cover (see page 4) and loosen the setscrew q.
3. Move the buttonhole lever guide so the BH symbol disappear when the buttonhole lever is lowered.
Tighten the setscrew.
TO ADJUST THE BUTTONHOLE SENSOR POSITION:
4. Attach the buttonhole foot (R).
5. Lower the buttonhole lever to its lowest position and open a 1.6 mm gap between the slider and the
buttonhole foot.
6. Turn the adjusting screw w to the left until the LCD display BH symbol.
7. Next, turn the adjusting screw to the right until the BH symbol disappears.
8. Turn off the power switch.
9. Attach the face cover.
q
Buttonhole lever guide
Buttonhole foot (R)
Buttonhole lever
w
NOTE:
If there is any lint or dust in the buttonhole sensor slit, loosen the screw
e
and clean it out with a swab.
e
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