Low
dd.. on Ariston Genus Premium

Your boiler is currently heating water for your taps or shower, and the burner is active as intended.

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.

Technical description

Domestic hot water, burner on

DIY fix possible

This fault may be fixable without an engineer. Check your manual first.

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