Thermona All models error codes
Codes
- Al0Error codeDisplaying the last detected failure
- Al1Error codeDisplaying previous failures
- Co3Error codeTotal number of detected boiler failures
- E02Error codeLow pressure of heating water
- E03Error codeHigh pressure of heating water
- E04Error codeDefect to the thermal DHW probe - KDC version
- E05Error codeDefect to the thermal heating probe
- E09Error codeLow flow of heating water
- E10Error codeDefect to the outside temperature sensor
- E11Error codeDisconnected or damaged gas valve modulator
- E12Error codeDefect to the thermal DHW probe - KDZ version
- E13Error codeHigh temperature of burnt gases
- E14Error codeDefect of the thermal probe of burnt gases
- E15Error codeFan control failure
- E16Error codeDefect of the thermal probe of return water
- E37Error codeLow voltage in the network
- E40Error codeNetwork frequency outside the range
- E42Error codeControl panel button defect
- E43Error codeOpenTherm communication error
- E62Error codeBoiler calibration required
- E77Error codeSystem unable to regulate combustion
- E78Error codeSystem unable to regulate combustion (possible low fan pressure)
- E79Error codeSystem unable to regulate combustion
- E84Error codePossible low inlet gas pressure
- E89Error codeFlame signal oscillation failure
- E90Error codeCombustion quality out of bound or not steady
- E93Error codeCombustion quality out of bound or not steady
- E94Error codeCombustion quality out of bound or not steady
- E95Error codeFlame signal is interrupted for a short time
- E96Error codeExhaust or air intake blocked
- In1Error codeOutside temperature
- In2Error codeTemperature of heating water
- In3Error codeFlue gas temperature
- In4Error codeDHW temperature
- In5Error codeTemperature of return water
- In6Error codeThe required heating temperature
- In9Error codePressure of heating water
- In10Error codeFan speed
- rE06Error codeBlocking of the activity when the burner is not ignited
- rE07Error codeBlocking of activity after overheating of the boiler (emergency thermostat)
- rE08Error codeIndication of false falme
- rE28Error codeRecurring system blocking
- rE41Error codeRecurring loss of falme (more than 6 trials)
- rE44Error codeGas valve defect
- rE72Error codeUnspecified failure
- rE88Error codeGas valve control defect
- rE98Error codeControlling automatics SW error
- rE99Error codeCommon error