Low
5 (Permanent Light) on Ferroli DOMINAplus F24D

Your boiler is operating normally and is simply indicating that it is receiving electrical power.

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

Electric power supply ON

DIY fix possible

No action required as this is a status indicator rather than a fault code.Ensure your heating or hot water controls are set correctly if you are not receiving heat.

Find a Gas Safe engineer
Search the official register →

Related guides you might find useful

Boiler won't turn on — 9-step checklist

Work through these before the call-out.

Read →

Is boiler cover worth it?

Break-even maths on monthly cover.

Read →

When to replace your boiler

7 signs repair isn't worth it anymore.

Read →