Troubleshooting & Diagnosis Table for ECOasis 150 Energy Recovery VentilatorsUpdated a day ago
This article provides a troubleshooting and diagnosis table for ECOasis 150 Ductless Wall-Mounted Single-Room Energy Recovery Ventilators.
| Abnormality | Possible Causes | Solutions |
| The display does not start up | Loose or bad contact of the power plug | Check whether the plug is loose. If so, reconnect it |
| Power cable fault | Replace the power cable with one of the same specification | |
| Display fault | Contact the manufacturer for a replacement or repair part | |
| No display or wrong display of temperature, humidity, or CO2 value | Sensor short circuit or open circuit | Contact the manufacturer for service or suggestions |
| The PM2.5/CO2 value displays abnormally, or doesn't display at all | The PM2.5/CO2 sensor test probe is covered by dust or debris | Follow the PM2.5/CO2 sensor maintenance method to clean the sensor. If not resolved, contact the manufacturer for service |
| Sensor short circuit or open circuit | ||
| Abnormal noises | Poor fastening of the machine ducting | Adjust or secure the ducting |
| Foreign matter entering the ventilator | Contact the manufacturer for repair parts or replacements | |
| Fault of supply fan or exhaust fan | ||
| Insufficient Fresh Air | Blockage of the air inlet/outlets by foreign matter | Locate and clear out any observed foreign matter |
| Blockage of primary and/or HEPA filters | Clean or replace the filters | |
| Excess particles at the supply air outlet | Overuse of primary and/or HEPA filters | Replace the affected filters |
| No response to the fan speed adjustment switch (Codes: E0, E1, E3) | No feedback from supply and/or exhaust fan | Contact the manufacturer for repair suggestions and fan replacement parts |
| Other fan fault | ||
| Main control board fault |