Immergas MAGIS HERCULES PRO MINI 6 Instructions And Recommendations page 62

Error Code
Compressor sensor error (overload protection
320
sensor)
403 Freezing detection (during cooling operation)
Protection of outdoor unit when in overload
404
(during safety start-up, normal operating status)
Compressor not working due to high pressure
407
416 The compressor discharge is overheated
Outdoor unit EEV operation error
419
Not used on this model
425
Central heating blocked (outdoor temperature
440
beyond 35°C)
441 Cooling blocked (outdoor temperature below 9°C) (1)
458 Error of outdoor unit fan no.1
Compressor start-up error (Inverter)
461
Inverter total current overload error
462
Compressor overheated sensor
463
464 Inverter IPM current overload error
(1) If the shutdown or fault persists, contact an authorised company (e.g. Authorised After-Sales Technical Assistance Centre).
62
Anomaly signalled Hydronic module status / Solution
Check the position of the sensor.
Check the relative wiring
Replace the sensor
(1)
Check the chiller cycle.
Check the temperatures of the plate heat exchanger
(1)
Check the chiller cycle.
Check the compressor connections.
Check the resistances between the different phases of the compres-
sor
(1)
Check the chiller cycle
(1)
(1)
(1)
(1)
(1)
1
Check the chiller cycle.
Check the compressor connections.
Check the resistances between the different phases of the compres-
sor
(1)
Check the inlet current.
Check the refrigerant charge.
Check normal operation of the fan.
(1)
Check the compressor sensor.
(1)
Check the compressor connections and its normal operation.
Check the refrigerant charge.
Check whether there are obstacles around the outdoor unit.
Check whether the service valve is open.
Check whether the installation pipes are mounted properly.
(1)