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When the machine is set for zigzag stitch, the needle should start to swing 7.2 - 8.2 mm
above the surface of the needle plate.
1. Attach the #14 needle.
2 Turn the power switch on while pressing the auto-
lock key and needle up/doun key to enter the factory
setting mode.
3. Press the numeral key “5” to select the upper shaft
positioning sensor adjusting mode.
4. Turn the handwheel toward you slowly to bring the
needle up from its lowest position until the indication
below "Bight" changes from “L” to “H”.
5. The needle height should be 7.2 – 8.2 mm above from
the surface of the needle plate.
* If not, adjust as follows.
To adjust:
1. Remove the top cover.
2. Turn the handwheel toward you slowly to bring the
needle up from its lowest position to 7.7 mm above the
surface of the needle plate.
3. Loosen the setscrew of the upper shaft shield plate.
Turn the upper shaft shield plate away from you until
the indication below "Bight" changes from “L” to “H”.
Tighten the setscrew.
* The position of the upper shaft shield plate should
be in the center of the upper shaft sensor.
4. Attach the top cover.
7.2 - 8.2 mm
Needle #14
Upper shaft
Shield plate
Setscrew
0.5 - 1.5mm
Even
Sensor
Upper shaft Shield plate
Upper shaft shield plate position
Auto-lock key
Needle up/down key
ON
(Factory setting mode)
(Upper shaft positioning sensor
adjusting mode)
(Numeral key)
