Low
S.58 on Vaillant Atmomax

Your boiler is temporarily limiting its power because strong wind or a blockage is interfering with how the burner operates.

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

Modulation limitation due to noise / wind error

DIY fix possible

Check the external flue pipe for any obstructions like leaves or debrisWait for high winds to subside to see if the status clears automaticallyRestart the boiler once weather conditions improve

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Related fault codes

F.28View →

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