Other Faults - Daikin Rotex GW-30 C22 Instructions D'installation

8.3

Other faults

8.3.1 Boiler controller is noisy when igniting
Possible causes:
Gas supply pressure too high.
No È
Incorrect ignition distance.
No È
Gas/air regulation not correctly configured.
No È
Weak spark.
Checking mold ignition pin position
8.3.2 Boiler controller resonates
Possible causes:
Gas supply pressure too low. Lower than 20
mbar.
No È
Recirculation combustion gases.
No È
Gas/air regulation not configured correctly.
No È
Boiler controller gasket faulty.
No È
Boiler controller faulty.
8.3.3 No heating (CH)
Possible causes:
The service display shows nothing.
No È
The service display shows nothing.
No È
The service display shows a hyphen (
boiler is off.
No È
Room thermostat/weather dependent regulation
not connected or faulty.
No È
Pump is not running. Display shows 80 and 1.
No È
Solution:
Yes Æ The home pressure controller may be faulty. Contact the energy company.
Check the ignition pin distance with the checking mold.
Yes Æ Replace the ignition pin.
Yes Æ Check the setting, see Gas air regulation par.7.7 and par. 7.8.
Check the ignition pin distance with the checking mold.
Yes Æ Check and/or replace ignition cable.
Replace the ignition unit on the gas block. Replace the ignition pin.
Pin must touch test tool
Solution:
Yes Æ The home pressure controller may be faulty. Contact the energy company.
Yes Æ Check the combustion gas outlet and the air supply system.
Yes Æ Check the setting, see Gas air regulation par.7.7 and par. 7.8.
Yes Æ Replace the boiler controller gasket.
Yes Æ Replace the boiler controller.
Solution:
Yes Æ Check whether the plug is in the socket.
Yes Æ Check the fuse, see Electrical diagram par. 10.1
-
). The
Yes Æ Switch on the boiler with the
Check the wiring.
Check OpenTherm, On/off connection of the unit, or the connection between CH
Yes Æ
boiler and RF room thermostat .Replace the thermostat.
Replace the weather-dependent regulation.
Check the electricity supply.
Yes Æ
Check connector X2 and X4.
Pin must not touch test tool
button.
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