Low
92 on Viessmann Vitodens 300-W

Your boiler has detected a fault with the sensor that monitors the temperature of your solar panels, meaning the solar heating system will not work correctly.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

Technical description

Control mode: Solar: Collector temperature sensor shorted out

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Related fault codes

93View →9AView →9BView →

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