Low
45 on Ferroli Optima 201

Your boiler has detected a temporary temperature mismatch and has paused itself to prevent damage, but it should restart automatically once it cools down.

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

Temporary shutdown fault - resets automatically as soon as the value comes back within the boiler’s normal working range

Engineer required

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

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Related fault codes

F07View →F37View →

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