Low
NEON 2 on Halstead Buckingham 4

Your boiler is correctly receiving a signal to provide heating or hot water and is working exactly as it should.

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

DEMAND ON

Engineer required

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

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