High
S 80 on Ariston Genus One 30

Your boiler's wall-mounted thermostat control is unable to communicate with its temperature sensor, which is causing it to stop the heating system from working as intended.

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

Open circuit or short circuit on room sensor of the Clima Manager remote control

From this model's manual
Verified against the Ariston Genus One 24 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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