S.10 Low
Your boiler has detected that you have turned on a hot water tap and is currently working to provide hot water to your home.
Technical description: Hot water demand via impeller sensor
DIY fix possible
No action is required as this is a normal status message, not a fault code.If the code remains after you turn off your taps, check for any dripping or leaking hot water taps.Ensure your taps are fully closed to allow the boiler to return to central heating mode.
Protect yourself from future repair bills
A boiler cover plan would cover faults like S.10 — no call-out fees, no surprises.
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