User manual

ADT-HC4500 CNC Flame/Plasma Controller
4
II. Statement:
We offer one year factory warranty or lifetime maintenance for any malfunction arising under the normal use.
In case of man-made damage or if the warranty expired, ADTECH will charge a certain cost price of parts.
However, the warranty is not applied to the following conditions:
The label of serial number is torn down.
Any damage caused by personal factors
Any damage caused by natural disasters
Disassembly, modification, or repair without permission
III. Maintenance
1. Notice for maintenance and inspection:
Cut off the power supply of major loop before maintaining or repairing the controller.
To prevent the accident, the operator should confirm the power supply is cut off.
2. Inspection item and period:
Under the general operating conditions (Daily average 30°C, load rate 80%, operating ratio 12 hours per
day), carry out the following items to do the route and periodical inspections.
Route inspection Daily
Check whether the ambient temperature, dust and foreign
matters exceed the criteria
Check whether there is abnormal vibration or sound
Periodical inspection Half year
Check whether the firm parts are loosened
Check whether the terminal board is damaged