Immergas Magis Combo 12 V2 I Instructions And Recommendations page 3

2.2 Cleaning and maintenance .......................................................................................................................................................................69
2.3 Control panel ..............................................................................................................................................................................................69
2.4 System use ...................................................................................................................................................................................................70
2.5 Fault and anomaly signals .........................................................................................................................................................................74
2.6 Parameters and information menu ..........................................................................................................................................................85
2.7 Indoor Unit shutdown ...............................................................................................................................................................................90
2.8 Restore central heating system pressure ..................................................................................................................................................90
2.9 Draining the system ...................................................................................................................................................................................90
2.10 Emptying the D.H.W. circuit.....................................................................................................................................................................90
2.11 Antifreeze protection ................................................................................................................................................................................90
2.12 Prolonged inactivity ..................................................................................................................................................................................90
2.13 Cleaning the case ........................................................................................................................................................................................91
2.14 Permanent shutdown .................................................................................................................................................................................91
2.15 Use of the remote zone panel (Optional) ..................................................................................................................................................91
3 Instructions for maintenance and initial check ....................................................................................................................... 92
3.1 General recommendations .......................................................................................................................................................................92
3.2 Initial check ................................................................................................................................................................................................93
3.3 Yearly appliance check and maintenance ................................................................................................................................................93
3.4 Hydraulic diagram .....................................................................................................................................................................................95
3.5 Wiring diagrams ........................................................................................................................................................................................96
3.6 System filter ...............................................................................................................................................................................................108
3.7 Troubleshooting .......................................................................................................................................................................................109
3.8 Parameters and information menu ........................................................................................................................................................110
3.9 Gas valve ................................................................................................................................................................................................... 120
3.10 Converting the heat generator to other types of gas ..............................................................................................................................121
3.11 Fan speed calibration ...............................................................................................................................................................................122
3.12 CO adjustment ........................................................................................................................................................................................123
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3.13 First ignition parameter setting ..............................................................................................................................................................123
3.14 Active plant phase and generic alarm .................................................................................................................................................... 124
3.15 Puffer in preheating................................................................................................................................................................................. 124
3.16 Zone 2/3 safety thermostat ..................................................................................................................................................................... 124
3.17 Pump anti-block ...................................................................................................................................................................................... 124
3.18 Three-way anti-block .............................................................................................................................................................................. 124
3.19 System setpoint correction ..................................................................................................................................................................... 124
3.20 Outdoor Unit disabling .......................................................................................................................................................................... 124
3.21 Diverter valve management (summer / winter) ....................................................................................................................................125
3.22 Outdoor unit Test mode ...........................................................................................................................................................................125
3.23 Outdoor Unit Pump Down .....................................................................................................................................................................125
3.24 Photovoltaic ..............................................................................................................................................................................................125
3.25 Automatic vent .........................................................................................................................................................................................125
3.26 Pre-heat .....................................................................................................................................................................................................125
3.27 Chimney sweep ........................................................................................................................................................................................125
3.28 Screed heater ............................................................................................................................................................................................ 126
3.29 Solar panels coupling ...............................................................................................................................................................................127
3.30 Dehumidify ..............................................................................................................................................................................................127
3.31 Night mode .............................................................................................................................................................................................. 128
3.32 Central heating/cooling selector ........................................................................................................................................................... 128
3.33 Generator management...........................................................................................................................................................................129
3.34 Casing removal .........................................................................................................................................................................................130
4 Technical data ........................................................................................................................................................................ 133
4.1 Variable heat output .................................................................................................................................................................................133
4.2 Combustion parameters .........................................................................................................................................................................134
4.3 Indoor unit technical data table ..............................................................................................................................................................135
4.4 Technical data table (single-phase) .........................................................................................................................................................136
4.5 Technical data table (three-phase) ..........................................................................................................................................................139
ST.008705/000
Magis Combo 12/14/16 V2 I 3