High
é7 on Remeha Avanta 28c

Your boiler has detected that the water pressure inside the system is far too low to function safely.

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

No water in the boiler or the pump is not working

From this model's manual
Verified against the Remeha/Remeha Avanta Range installation & service manual, page 47.
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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Related fault codes

E4View →E0View →

All 22 fault codes on the Avanta 28c

Seeing a different code? Every code this model can display, in one place.

89d5d8d9é0E01é1é2é3é4é5é6é8é10é11é13é43é44é45OT ERROR

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