Alarm conditions:
F28 - Temperature sensor failure (room temperature sensor failure),
F29 - Humidity sensor failure (room humidity sensor failure, plate exchanger defrost),
F30 - Humidity sensor failure (dehumidification control).
F31 - Impurity sensor failure (humidity control)
Possible causes:
- Air quality sensor failure,
- Wrong settings,
- Controller failure..
Troubleshooting
1 pav. C6 external connections (air quality sensors)
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