– 4 –
❶
Control box
The box contains the circuit that controls the head unit and motor, the output circuit that operates each
output (the reverse feed solenoid, etc.), the pedal sensor that detects the pedal operation, and the pow-
er circuit that performs each function.
❷
Operation panel
It allows you to adjust the automatic reverse feed stitching speed and a head sewing speed and set a
feed pitch and so on.
❸
Power switch
This switch turns on and off the power to the head unit motor, electric components, and operation panel.
❹
Thread stand
❺
Operation pedal
This pedal allows users to conduct machine speed control, thread trimming, presser lifting motion (only
for AK-154), and more by depressing the front or back part of the pedal.
❻
LED hand light
This is the LED hand light installed on the bottom of the arm jaw. The light illuminates the area sur-
rounding the needle entry. Its brightness can be adjusted with the hand switch. It should be adjusted to
match the sewing item and/or to your preference.
❼
One-touch type reverse feed button
This button allows users to conduct reverse stitching.
❽
Needle thread presser device
This device is able to tuck the needle thread on the wrong side of material under control of the signal
from the control box.
❾
Bobbin winder unit
This unit is integrated into the head unit.
1st thread tension
Oil ller port
This port is used for lubrication to the hook.
Reverse feed lever
This lever allows users to conduct reverse stitching.
Hand wheel
Take-up lever cover
This cover prevents users from touching the take-up lever.
Finger guard
This guard prevents users (mainly thumb and ngers) from touching the needle.
Under cover
2nd thread tension
Power switch (for CE)
⓳
Pedal sensor
⓴
USB terminal
It can be used a power supply. (The sewing machine cannot be updated from this USB terminal.)
USB terminal
Insert a USB ash drive on which the software is copied. The sewing machine can be updated from this
USB terminal.
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