Low
52 on Remeha Selecta Combi

Your boiler has detected that the external temperature sensor is reading below its minimum operating range, likely due to a cable fault or a faulty sensor unit.

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

Outside temperature min. set point

Engineer required

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

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