Alarm conditions:
114A - no communication with supply fan C5_VM module
115A - no communication with exhaust fan C5_VM module
116A - no communication with el. Heater C5_PM module
117A - no communication with heat pump C5_PM module
118A - no communication with zone1 C5_PM module
119A - no communication with zone2 C5_PM module
120A - no communication with supply drive (Lenze modbus)
121A - no communication with exhaust drive (Lenze modbus)
122A - no communication with supply drive2 (Lenze modbus)
123A - no communication with exhaust drive2 (Lenze modbus)
124A - no communication with rotor drive
Possible causes:
- Wrong settings,
- Wrong/damaged wiring,
- Additional module failure,
- Main controller failure
Troubleshooting:
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