High
1 on Daikin EKOMBG 22

Your boiler has likely stopped working because it has overheated due to trapped air or a pump that isn't circulating water properly.

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

Temperature too high: Air in installation. Purge the air from the boiler and CH installation. Pump is not running. Reset or replace the pump, see par. 8.2.10

From this model's manual
Verified against the Daikin Ekombg 22 Combi installation & service manual, page 45.
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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