High
9-11 on Ideal Logic Air

Your heat pump is unable to move water around the system correctly, which means your heating and hot water will stop working until the connection or pump is repaired.

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

Outdoor unit Circulation pump Error

From this model's manual
Verified against the Ideal Logic Air 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 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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