BoilerFaultCodes.com

Vokera Evolve Fault Codes

CombiSystem Natural GasLPG 18-42 kW 2017-present

All 17 fault codes

Code Severity Plain English
4070 High Your boiler has detected that the water temperature is too high and has shut down to prevent damage to its internal components.
E10 High Your boiler has stopped working because it failed to light the flame after several attempts, usually due to a lack of gas supply or an ignition problem.
E011 High Your boiler has detected a flame when there shouldn't be one, or the sensor incorrectly thinks a fire is lit, causing it to shut down for safety.
E020 High Your boiler has shut down because it has reached an unsafe temperature, triggered by a safety sensor that prevents the unit from overheating.
E030 High Your boiler has stopped working because the fan that removes waste gases is not spinning or communicating correctly with the system.
E040 High Your boiler has detected that the water pressure is either too low or the sensor that monitors it is not communicating correctly.
E041 High Your boiler has detected that the water pressure is incorrect or the sensor that monitors it is not communicating properly.
E042 High Your boiler has lost the ability to measure the water pressure accurately, which has caused it to stop running for safety.
E058 High Your boiler has detected an issue with its incoming electrical power supply, which is often caused by a voltage surge or a fault on the main circuit board.
E060 High Your boiler is struggling to accurately measure the temperature of your hot water, which usually means your taps will only run cold.
E065 High Your boiler has detected an electrical issue with the part that controls how much gas is burned, causing the system to shut down for safety.
E077 Medium Your boiler has detected an issue with the sensor that monitors the water temperature in your main heating circuit, which may prevent your radiators from warming up correctly.
E080 High Your boiler has detected that the water returning from your radiators is too hot or the temperature difference is incorrect, causing the system to shut down for safety.
E085, E094, E095 Emergency Your boiler has detected an unsafe level of carbon monoxide or improper combustion, which means it has shut down to protect your safety.
E086 Emergency Your boiler has detected a blockage in the flue pipe that is preventing waste gases from safely exiting your home.
E090 High Your boiler has sensed that the exhaust fumes are getting too hot and has shut down as a safety precaution to prevent damage.
E091 Medium Your boiler has detected that the main part responsible for heating your water is becoming blocked or dirty and needs a professional service.

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