High
FAULT POINT E on Worcester Bosch Greenstar 15sbi

Your boiler has detected a serious internal problem and has automatically shut down for safety reasons to prevent further damage.

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

Lockout light flashing (on or off if burner light is off)

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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