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Intergas Error Codes
Every Intergas code in the database, by appliance. Open a code for its causes, the checks to run in order, and how to clear it.
Intergas Boilers
| Code | Meaning | Fix level |
|---|---|---|
1also: 01 | The boiler gets too hot: the heat cannot be carried away (insufficient flow) | DIY checks first |
10 | Flow sensor S1 is open circuit (no signal) | DIY checks first |
11 | Short circuit in flow sensor S1 | Call a professional |
12 | Flow sensor S1 reads a sudden temperature drop of 10 °C within 1 second | Call a professional |
13 | Flow sensor S1 reads a sudden temperature rise of 10 °C within 1 second | Call a professional |
14 | Flow sensor S1 reads no temperature change while the boiler is operating | Call a professional |
2also: 02 | Flow and return sensors (S1 and S2) are in the wrong location or swapped | Call a professional |
27 | Short circuit in the outdoor sensor (outside temperature sensor) | Call a professional |
29 | Gas valve relay fault (ignition module) | Call a professional |
30 | Gas valve relay fault (PCB or wiring to the gas valve) | Call a professional |
4also: 04 | No flame signal: the burner does not ignite or the flame is not detected | DIY checks first |
5also: 05 | Poor flame signal: the flame is not detected properly while burning | DIY checks first |
6also: 06 | Flame detection fault: a flame is reported when there should be none (false flame) | Call a professional |
8also: 08 | Incorrect fan speed: the fan runs too slowly | Call a professional |
F000 | Heat exchanger sensor S0 is faulty | Call a professional |
F001 | Temperature too high during central heating operation | DIY checks first |
F002 | Temperature too high during hot water operation | Call a professional |
F003 | Flue gas temperature too high | Call a professional |
F004 | No flame during start-up | DIY checks first |
F005 | Flame failure during operation: the flame drops out or the flame signal is too weak | DIY checks first |
F006 | Flame simulation: a flame is reported when there should be none | Call a professional |
F007 | No or insufficient ionisation current: the flame is not detected properly | Call a professional |
F009 | Internal fault in the burner control unit | Call a professional |
F010also: F011 | Sensor fault S0: the heat exchanger sensor does not read properly | Call a professional |
F011also: F010 | Sensor fault S0: the heat exchanger sensor does not read properly | Call a professional |
F012 | Sensor fault S5: the flue gas sensor does not read properly | Call a professional |
F018 | Flue outlet and/or air inlet blocked | DIY checks first |
F019 | Fault in the BMM (burner management module) | Call a professional |
F027 | Short circuit in outdoor sensor S6 | Call a professional |
F030 | Sensor fault S3: the hot water sensor does not read properly | Call a professional |
F031 | Sensor fault S1: the heating flow sensor does not read properly | Call a professional |
More appliance types are being added. Codes vary by model and region.