High
E24 on Keston Heat 45

Your boiler has shut down because it keeps losing water pressure, which usually indicates a leak somewhere in your heating system or a faulty internal component.

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

Water pressure lost 4 times in 24 hours – possible leak, check system and boiler

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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Related fault codes

E02View →E37View →E43View →

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