Vokera Vision Plus 20 S Fault codes & diagnostics

Your boiler's internal water pressure is currently too high, which can put unnecessary strain on the system's components.

Your boiler's internal computer is having trouble talking to the control panel, meaning the unit cannot receive instructions to provide heating or hot water.

Your boiler has lost the digital connection between its main brain and the operating controls, causing it to stop functioning correctly.

Your boiler has stopped working because it cannot safely detect a flame or the pipe that drains wastewater is blocked or frozen.

Your boiler has shut down because it has reached an unsafe temperature, triggered by a safety sensor that prevents the unit from overheating.

Your boiler has stopped working because the fan that removes waste gases is not spinning or communicating correctly with the system.

Your boiler is struggling to accurately measure how much water pressure is inside the system, which is preventing it from firing up correctly.

Your boiler is struggling to detect enough water pressure to operate safely and has shut down to prevent damage.

Your boiler has lost the ability to measure the water pressure accurately, which has caused it to stop running for safety.

Your boiler's internal computer has lost its specific 'identity' settings, meaning it has forgotten how to operate as your specific model.

Your boiler has detected that the water temperature inside is rising too fast or there is a major temperature difference between the pipes, so it has safely shut down to prevent overheating.

Your boiler has detected that the water temperature coming back from your radiators is too different from the temperature leaving the boiler, which has caused it to shut down to prevent damage.

Your boiler has lost the ability to accurately measure the water temperature in your heating pipes, which prevents it from running your central heating safely.

Your boiler has lost its connection to the sensor that monitors the temperature of the water being sent to your radiators, causing the system to stop heating for safety.

Your boiler has stopped working because it has failed to start too many times in a row, meaning it has now locked itself out for safety.

Your boiler's internal computer is experiencing a software mismatch, meaning the control board does not recognise the installed firmware version.

Your boiler is struggling to communicate correctly with your thermostat or external controls, so it has stopped heating to prevent errors.