High
06 on Alpha E-Tec Plus 24

Your boiler is struggling to detect the temperature of the water being heated for your taps, which means it has stopped providing hot water to prevent overheating.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Call an engineer soon

Book a Gas Safe engineer within 24 to 48 hours. Your boiler may be unsafe or could break down completely if left.

Technical description

DHW sensor fault - DHW sensor resistance value is incorrect

Engineer required

This is a high severity fault. Stop using the boiler and call a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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