Emergency
flashing pressure value on Vokera Pinnacle Combi

Your boiler has too much water inside its system, which is causing it to shut down to prevent damage from over-pressurisation.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Act immediately

Turn off your boiler and stop using gas appliances. Call a Gas Safe engineer now. This fault can be dangerous if ignored.

What the manual says

Manufacturer manual

HIGH WATER PRESSURE CHECK THE HTG SYSTEM

From this model's manual
Verified against the P3 Vokera Pinnacle Combi 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.

Engineer required

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

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