Low
4* on Remeha Selecta Combi

Your boiler is simply performing its routine background task of keeping a small amount of water warm so that your hot tap provides heat more quickly when you turn it on.

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

Pre-heat level 4: heat maintenance temp. according to parameter r/4 Factory setting r/4 = 45°C

Engineer required

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

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