Low
PP/AA on Ariston Genus 24 MFFI

Your boiler is intentionally waiting before it tries to ignite the heating system, which is a normal protective feature to prevent it from cycling on and off too frequently.

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

Heating ignition delay (expressed in min.x10)

Engineer required

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

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