Low
S.24 on Vaillant ecoTEC plus Aquaplus

Your boiler is currently busy heating up the internal hot water storage tank, which is a normal part of its operation.

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

Status code: Indicates if the tank is being recharged (power store filling mode)

Engineer required

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

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Related fault codes

S.20View →S.21View →S.23View →

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