BoilerFaultCodesPotterton H00269 Fault Code
The Potterton H00269 fault code means: your boiler has detected a problem with the internal sensor that monitors water pressure, preventing it from heating your home or water safely.. It appears on 1 Potterton model in our database.
Technical description: Pressure Transmitter ‘Huba’Red
What causes the Potterton H00269 fault?
This fault occurs when the internal sensor responsible for monitoring water pressure fails to send a reliable signal to the boiler’s main control board. The most common reason is that the sensor has developed an electrical fault or has become blocked with debris from the heating system, making it impossible for the boiler to confirm there is enough water to operate safely.
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
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Gas Safe Register →Potterton models that show the H00269 fault code
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Source
Potterton H00269 fault code information on this page is sourced and cross-checked against the official Potterton service / installation manuals for each affected model.
Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed 27 April 2026