Yamato Scientific DN410H Constant Temperature Ovens - Manual (Page 53)

3
WARNING
Substances that can not be used.
Never use explosive substances, flammable substances and substances that include explosive
or flammable ingredients in the unit. Explosion or fire may occur.
Do not disassemble or modify the unit.
Do not reconfigure the unit. Fire or electrical shock may be caused.
Do not touch the door during or immediately after operation.
Do not touch the door during or immediately after operation. Severe burning injury may be
caused due to the high temperature.
CAUTION
During a thunder storm . . .
During a thunderstorm, turn off the power key immediately, then turn off the earth leakage
breaker and the main power. If this procedure is not followed, fire or electrical shock may be
caused.
Periodic check of the safety component.
The independent temperature over-rise prevention device is important safety component. Be
sure to inspect it periodically. (See chapter of INDEPENDENT OVERHEAT PREVENTION on
page 25.)