SunStar Fortuna 5 Series - Page 15

Sviiilntar
(2) Adjusting the film of the position sensor
(D Assemble the films and position sensor in the order as shown
in the figure.
FExingVl^sher
Fixing Bushing
Position Sensor Shaft
Film-Fixing Screw
© Upon the completion of the assembling, position the needle shaft tight at the rising point from the lowest needle position by manually
rotating the pulley. Loosen the film-fixing screw, and adjust the DOWN film so that the film-adjsting line and the sensor housing
calibration line are matched. Tighten the film-fixing screw just to the extent that the fi lm can not be ro tated. Likewise, position the thread
take-up at the highest position. Loosen the fi lm-fixing screw, and adjust the UP fi lm as shown in the fi gure, while using caution not to
move die DOWN fi lm \^ich is already adjusted earlier. Tighten the adjusted fi lm with the fixing screw.
Fixing Nut Fixing Nut
Setting Position
\Sensor Calibration Une
t Film-Adjusting Une
Down Rim Adjustment Up Rim Adjustment The highest positlcffi
position of needle bar take-up lever
Sensor Housing
(3) Adjustlon the films of reverse rotation sewing machines
For reverse-rotation sewing machines, the film-adjusting lines located at right e<^e of the "UP" and "DOWN" film should be matched to
the center line of die sensor.
Fixing Nut
Fixing Nut
Setting Position
Sensor Calibration Une
vj Rim-Adjusting Une(Reverse Rotation)
Down Film Adjustment 2mm tuming around Up Film Adjustment The highest position
from the lowest of take-up lever
position of needle bar
Sensor Housing
A
Cautioif
After adjustment the film of the position detector, be sure to rotate the motor fo r S-^S seconds by pedalling so
that the Controller may rememtier location of the film.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com