6
PRECAUTIONS FOR SAFE OPERATION
This unit must be plugged into a dedicated circuit protected by branch circuit breaker.
Use a dedicated power source as indicated on the rating label attached to the unit. A multiple-tap
may cause fire resulting from abnormal heating.
Connect the power supply plug to the power source firmly after removing the dust on the plug.
A dusty plug or improper insertion may cause a heat or ignition.
Never store corrosive substances such as acid or alkali in this unit if the cylinder cannot be sealed.
These may cause corrosion of inner components or electric parts.
Check the setting when starting up of operation after power failure or turning off of power
switch. The stored items may be damaged due to the change of setting.
Be careful not to tip over the unit during movement to prevent damage or injury.
Prepare a safety check sheet (copy the last page) when you request any repair or maintenance for
the safety of service personnel.
Do not to pinch your hands. The cause of injury.
For removing the frost of the air intake port, do not use a tool with sharp edge such as a knife or a
screw driver.
Do not put too many warm articles in the chamber. The temperature rise may cause the
damage to the articles in the chamber.
When this product operates at the first start-up or after no use for long period, the built-in battery
capacity may be lowered or completely zero because of discharge of the battery. After installation
the product, the ultra-low temperature freezer should operate for more than 3 days (72 hours) to
charge the battery.
CAUTION
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