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9. TROUBLESHOOTING
Troubleshooting Guide
Symptom
Check
Unit does not turn on/nothing is
displayed
in
control
panel
displays when power switch
(ELB) is turned
“ON”.
Whether power cable is connected securely to power terminal or
outlet.
Whether a power outage is in progress.
Bath temperature does not rise.
Whether temperature setting is below bath temperature.
Whether power supply voltage has dropped.
Whether external temperature is within operational temperature
range. (operational external temperature range is 5
C~35
C)
Whether bath is overloaded (too many samples).
Temperature fluctuates during
operation.
Whether temperature setting is appropriate.
Whether power supply voltage has dropped.
Whether there are large fluctuations in external temperature.
Whether bath is overloaded (too many test samples).
Circulation pump emitting
abnormal noise
Whether pump is circulating air instead of water. Stop pump and
be sure that pump is circulating fluid and that any air is bled out.
If problem persists, turn off power immediately; disconnect power cable from outlet or terminal and contact
a local dealer, sales office or support center for assistance.
Summary of Contents for BA300
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