Low
Power On LED on Halstead Ace 100

Your boiler is operating normally and is currently set to provide hot water to your taps or shower.

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.

What the manual says

Manufacturer manual

Illuminated when the electrical supply is on and the Hot Water position is selected on the Main Switch.

From this model's manual
Verified against the Halstead Ace installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

This fault may be fixable without an engineer. Check your manual first.

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