Low
23:0 on Viessmann Vitodens 200-W

Your boiler is simply reminding you that it is time for its regular annual service to ensure it continues running safely and efficiently.

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

No time interval for burner maintenance

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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