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4. ADJUSTMENT OF THE ORIGIN SENSOR
(1) Adjusting procedure of the upper detecting plate
1. Pressing [Right ] key 1, turn ON the power to
set the test mode. (Refer to page 73 as well.)
2. Press [Left or ] key 2 to display 2.
3. Turn the hand pulley to bring the needle bar to the
upper dead point of its stroke.
4. Loosen the upper detecting plate.
5. Fix the upper detecting plate at position of “0” 3
where the second one from the left of the numerals
on the right side of the panel changes over almost
from “0” to “1” as shown in the figure on the left.
6. Make sre that the needle bar is in the upper dead
point of its stroke.
7. Turn OFF the power.
(Caution) Adjust so that the clearance provided
between the upper detecting plate and the
encoder section of the main motor is 2 mm.
PATTERN DATA COUNTER TENSION
READY RESET CLAMP WINDER THREAD
2 mm
Upper detecting plate
Origin sensor
Encoder section
Upper detecing plate
1
2
3
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