Aereco XP-1 Installation Et Utilisation page 37

EN
9. TROUBLESHOOTING
Problem
The system fails to start.
(Nothing starts, neither the fans
nor the interface).
A sensor fails to respond.
The interface displays "SD card error".
The interface fails to react.
Filter alarm.
Condensation pump alarm.
The system is noisy when ventilating.
Too low supply airflow
The supply air is too cold.
Proposed solution (the steps must be performed in the order indicated)
Check that the system is correctly connected to the power supply.
Check that the communication cables are correctly connected: Interface, DX Hub, Exhaust compensation valve.
Check that the lengths of wiring do not exceed the maximum lengths specified in the installation manual of the DXR.
Check that the external fuse of the DXR Unit has not blown.
Check that the sensor is correctly connected.
Check that the sensor is set to the same index as the supply unit of the room concerned.
Check that no other sensor has the same index.
Check that the length of the cable does not exceed the recommendations in the installation manual of the DXR.
Reset the system and follow the initialization procedure on screen, with the help of the manual.
Attention: install new filters.
Power the DXR system down from the electrical panel and back up after 20 seconds.
Power the DXR system down from the electrical panel and back up after 20 seconds.
Replace the filters.
If there is a filter alarm after new filters are installed, check that the ducts are not obstructed.
Check the installation of the condensation pump. Refer to the manual of the condensation pump.
Check the power supply to the condensation pump.
Check that nothing blocks the evacuation of condensation from the pipes.
If there is no pump, reset the system with the reset button and initialize the DXR, specifying that there is no pump.
Check the clogging rate of the filter.
Check the quality of the air network: leaks, losses of head, etc. (refer to the design and installation guide of the DXR).
Lower the setting of the additional flow rate of the exhaust units.
Check the quality of the air network: leaks, losses of head, etc. (refer to the design and installation guide of the DXR).
Check the bypass settings. As standard set minimum temperature = 15°C, setpoint temperature = 20°C.
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