Low
AF on Vokera Easi Heat Plus 18

Your boiler has detected that the temperature is very low and has automatically switched on its internal protection system to prevent your pipes from freezing.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

Frost protection mode active

From this model's manual
Verified against the Vokera Easi Heat Plus 18 installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Ensure your boiler is switched on and has a power supply.Verify that your heating thermostat is set to a reasonable temperature.Wait for the ambient temperature around the boiler to rise, at which point the code should disappear automatically.

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