• Ensure that the main wire does not contact the surface. Do not cover the device.
• Do not place the device in a place exposed to rain, moisture or splashing as this might result in electrical
leakage, short circuit or electric shock.
• Do not damage the power plug or the power cord. If it is damaged, the power cord must be replaced. Do
not use a non-specified power cord. Do not unplug the power cord during operation. If the instrument is
running abnormally, unplug the power cord immediately.
• Do not touch the power plug with wet hands. Before any repair or maintenance is carried out, the power
must be disconnected to prevent electrical shock or injury.
• Please wear gloves when repairing and maintaining the instrument.
Other necessary considerations:
• Use a separate power outlet fitted with a grounding wire. Tight the power plug when in use.
• Put off the power plug, before removing the equipment.
• Carefully touch the inner wall of the door, which may be hot.
• Non-professional technical staff could not disassemble the machine privately, Professional staff should
repair and replace parts.
• The internal parameters must be set by the specific management person to prevent the function of the
controller program from being disturbed by an unknown setting operation.
• The installation location of the equipment must be longer than 20 cm from the wall and from the object.
• Open or close the door gently. Rudely opening or closing the door can easily cause damage to the
equipment.
• The surface of the equipment must not be exposed to volatile chemicals such as gasoline or thinner.
• Keep the inside and outside of the box clean, often cleaning debris and smudges.
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