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3
Failures / Errors
2P
is flashing.
A fast temperature increase detected in central heating (CH) (> 2,7 K/sec).
The appliances will be resetet automaticly, if the flow temp. < 40 ºC.
Control Step
1.
B Check system pressure on
manome-ter.
Is the system pressure > 0,5 bar ?
2.
B Is there air in the system ?.
3.
B Check if water is circulated ?
4.
Electronic card is defect.
18
Action
yes:
-->2.
no:
B Fill the system with water.
2P failure still exist ? -->2.
yes:
-->3.
no:
B Remove the air in system.
2P failure still exist ? -->3.
yes:
-->4.
no:
B Check and clean pump, filters and return and
flow valves.
2P 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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