38 _ Troubleshooting
Resolution by symptom
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When heater is not working
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7KHUPLVWRULV2.
Main PBA is defective.
Please replace it.
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the Heater assembly.
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the Thermistor.
Check the drain hose
installation condition.
In Heater operation step, If pressure
switch detect low level water, safety
program is working.
At this time, heater is not operated.
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Then, HE error is occurred.
HE(HC)
occur
Y
1
1
1
Y
Y