User guide

39
In the Event of Failure…
Trouble Shooting
Before call us...
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.
Dew condenses
• Humidity is too high.
• Samples are too moist.
Temperature fluctuates during the
operation.
• Too much samples.
• Atmospheric temperature is too high or low.
• The change of ambient temperature is remarkable.
• Samples are too moist.
• The filter is clogged.
• The cooling fin is dirty.
• Wind from air conditioner directly blows.
• The power supply voltage is lower than the proper value.
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.