Identify your appliance
Models and ranges Chaffoteaux Selected references from manufacturer documentation, including older generations. Check the full name and suffix on the rating plate: manuals and error codes can differ by version and country.
Boiler display
Chaffoteaux error codes Check the model, note the full code and learn the useful precautions before the diagnosis.
Before reading the list Verified selection for Chaffoteaux INOA NOx (01/2020). Codes are not universal: confirm the model and generation in the exact manual.
Official manufacturer sources 13 error codes found
101 Overtemperature shutdown A temperature safety has tripped: the water is not circulating enough (air, pump, closed valves, dirty filter or heat exchanger) or the circuit is short of water. CautionView details 103 Water circulation fault Water circulation is insufficient or detected as abnormal: air in the circuit, a blocked or weak pump, closed valves or a dirty circuit. CautionView details 104 Water circulation fault Water circulation is insufficient or detected as abnormal: air in the circuit, a blocked or weak pump, closed valves or a dirty circuit. CautionView details 105 Water circulation fault Water circulation is insufficient or detected as abnormal: air in the circuit, a blocked or weak pump, closed valves or a dirty circuit. CautionView details 106 Water circulation fault Water circulation is insufficient or detected as abnormal: air in the circuit, a blocked or weak pump, closed valves or a dirty circuit. CautionView details 107 Water circulation fault Water circulation is insufficient or detected as abnormal: air in the circuit, a blocked or weak pump, closed valves or a dirty circuit. CautionView details 108 Insufficient heating circuit pressure The water pressure in the heating circuit is too low, often because of a small leak, recent radiator bleeding or a slow loss over the months. CautionView details 305 Electronic control board fault A control, communication or electronic memory fault has been detected: circuit board, controller, wiring or power supply. CautionView details 306 Electronic control board fault A control, communication or electronic memory fault has been detected: circuit board, controller, wiring or power supply. CautionView details 307 Electronic control board fault A control, communication or electronic memory fault has been detected: circuit board, controller, wiring or power supply. CautionView details 501 Flame absent The burner failed to light or the flame was not detected: interrupted gas supply, worn ignition or sensing electrode, gas valve or condensate drain. CautionView details 601 Flue safety tripped (CF) Condensate or flue gas removal is disturbed: a blocked or frozen condensate pipe, condensate pump, flap or flue duct obstructed. CautionView details 602 VMC safety tripped (VMC) Condensate or flue gas removal is disturbed: a blocked or frozen condensate pipe, condensate pump, flap or flue duct obstructed. CautionView details See the Chaffoteaux codes