Error code

Saunier Duval All models code F5

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Meaning

Overheat fault

Member details

Signed-in members see the LED pattern and how to read the code with the remote control on eligible records.

Possible causes

Overheat stat operated Maximum temperature exceeded Check thermistor connections Air in system with thermistor at maximum setting Faulty overheat stat connection

Solution

Solution steps are not shared for faults that may be dangerous.

No do-it-yourself solution is given for this fault. For your safety, call an authorised service.

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