Yamato Scientific DC800 Freeze Dryers - Manual (Page 25)

21
In the Event of Failure…
Trouble Shooting
Condition Possible Causes
The device does not start when
turning on the power switch.
• Power plug is not connected to the receptacle correctly.
• Power
failure.
• Earth leakage breaker is turned to “OFF”
Not fallen the temperature.
• The cooling fin is clogged.
• The cooling sample is overheated.
• The ambient temperature is exceeding 30℃.
• The peripheral of the ventilating port is shut down.
In lighting on the lamp,
Error Sign Cause Remedy
Turned on
the refrigerator
trouble lamp
Overload of refrigerator
• Immediately turn off the power, remove the cause of
the error referring to the "Trouble Shooting" (Not
fallen the temperature) above, and turn on the power
again after passing the certain time.
• In case of lighting the alarm lamp again, make a call
to the service office.
In the case if the error other than listed above occurred, turn off the power switch and primary
power source immediately. Contact the shop of your purchase or nearest Yamato Scientific
Service Office.