High
44 + on Biasi Antares Combi

Your boiler has stopped working because the water pressure is too low or it is struggling to light the burner.

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.

What the manual says

Manufacturer manual

Fault of cumulative gas valve timeout without flame. Heating water low pressure fault, pressure below minimum.

From this model's manual
Verified against the Biasi Antares Combi installation & service manual, page 13.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

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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