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3
Failures / Errors
3C
is flashing.
Target fan speed can not reached or blockage problem.
Control Step
1.
Is the flue gas pipe blocked ?
2.
Check the power voltage supply.
Is voltage below 160 V AC ?
3.
Check the fan it self. Is there any
blockage or others problems?
4.
Electronic card is defect.
20
Action
no:
-->2.
yes:
B Switch off the appliance.
B Clean the flue gas pipe.
B Switch on the appliance.
3C failure still exist? -->2.
yes:
B Switch off the appliance.
B Inform related persons/company.
B Switch on the appliance.
3C failure still exist? -->3.
no:
-->3.
no:
-->4.
yes :
B Switch off the appliance.
B Change the fan.
B Switch on the appliance.
3C failure still exist? -->4.
B Switch off the appliance.
B Cut mains supply.
B Change the electronic card.
B Connect to main supply.
B Switch on the appliance.
GB012 - 25K
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