6
AZ-SD, AZF-G/BT43
2.6 Synchronizer installation
2.Installation
Fig. 2-5
①
Fig. 2-6
2.7 Automatic motor stop function
Fig. 2-7
③
②
For a machine with this BT43 device, use always
a positioner motor.
(1) Set the motor to Position 1.
(2) Install the synchronizer ① to the machine
and tighten it lightly with the screws ② .
(3) Fasten the synchronizer ① to the machine
with the positioner pin.
(4) Turn the motor's power switch ON, run the
machine, and stop it after several stitches.
Then, the needle stops at the certain point.
(5) Loosen the screws ② and rotate the machine
pulley clockwise while taking care not to
move the synchronizer ① .
(6) When the upper looper ③ is at the extreme
left, tighten the screws ② securely.
(7) Run the machine again and check that the machine
stops when the upper looper ③ is at the extreme
left.
at the extreme left
stitch plate
surface
Note: This function needs a motor that stops by
external input signal.
◇ Connect the black wire ④ (for GND) and the
white wire ⑤ (for signal) of the intermediate
cable to the tap for automatic motor stop, refer-
ring to Fig.2-7.
black wire ④
white wire ⑤
Refer to the instruction manual for the motor
used for details.
to “0V”, “GND”, or “circuit
ground”
(The name differs
depending on the manufacturer.)
to
“motor stop signal”
④
⑤
