Low
S.52 on Vaillant Turbomax Plus 828

Your boiler is currently trying to light the flame and is at a normal stage in the starting sequence, though a delay here often points to a minor issue with the gas flow or the ignition components.

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 check (page 52) / Ignition attempt

Engineer required

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

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Related fault codes

F.28View →F.29View →

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