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Rectifying faults
31
17. Electrode assembly defective?
B Power OFF the appliance.
B Remove electrode assembly.
Electrodes worn out?
yes: B Replace electrode assembly.
B Turn ON the appliance.
B Press , does appliance restart???
EA? ↓18.
no: B Refit electrode assembly.
B Turn ON the appliance.
B Press , does appliance restart???
EA? ↓18.
18. Check if the 20-pin connector lead
assembly is damaged.
B Power OFF the appliance.
B Change the 20-pin connector lead assembly.
B Turn ON the appliance.
B Press , does appliance restart???
EA? ↓19.
19. The PCB control board is damaged. B Power OFF the appliance.
B Disconnect the boiler electrical connection.
B Change PCB control board.
B Reconnect the boiler electrical connection.
B Turn ON the appliance.
1) See installation instructions
EA and flashing.
During operation: flame not detected
Check Action
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