Main Eco Compact Fault Codes
Complete List
| Error Code | Possible Fault | Links to Blogs |
|---|---|---|
| E09 | Gas Valve Connection | LINK |
| E15 | Gas Valve Error | LINK |
| E20 | Central Heating Negative Thermistor Coefficient (NTC) Sensor Error | LINK |
| E28 | Flue Negative Thermistor Coefficient (NTC) Sensor Error | LINK |
| E40 | Central Heating Return Sensor Error | LINK |
| E83 | Communication Error | LINK |
| E109 | Pre-circulation Fault | LINK |
| E110 | Safety Thermostat Operated | LINK |
| E118 | Primary System Water Pressure Too Low | LINK |
| E125 | Circulation Error | LINK |
| E128 | Flame Error | LINK |
| E130 | Flue Negative Thermistor Coefficient (NTC) Sensor Operated | LINK |
| E133 | Interruption Of Gas Supply Or Flame Error | LINK |
| E135 | Interruption Of Gas Supply | LINK |
| E154 | Flow Return Sensor Temperature Test | LINK |
| E160 | Fan or Fan Wiring Error | LINK |
| E270 | Circulation Fault (dry fire) | LINK |
| E321 | Hot Water Negative Thermistor Coefficient (NTC) Error | LINK |
| E384 | False Flame | LINK |
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