Chapter 7 Parts Replacement
7-9
AC-4000H Service Manual No. 085-7323-08
Cleaning the thermal head
•
Clean the thermal head using a cotton swab
periodically as shown in the right figure.
Adjusting the belt tension
•
Remove the four (4) screws and adjust the belt
tension by moving the belt motor up or down as
shown in the right figure.
Cleaning the label sensor/peel sensor
•
The label sensor and peel sensor are easily
influenced by the environment. Sensitivity may
deteriorate due to corrosion caused by dust and
moisture outdoors.
Thermal head
Peel sensor
(Receiver)
Peel sensor
(Emitter)
Label sensor
Belt
Motor
Screw