3
INDEX
Dear Customer .................................................................................. 4
Safety symbols used .......................................................................... 6
Personal protective equipment ....................................................... 6
1 Installing the indoor unit ...............................................7
1.1 Description of the product. ................................................... 7
1.2 Installation warnings .............................................................. 7
1.3 Main dimensions .................................................................. 11
1.4 Minimum installation distances ......................................... 11
1.5 Antifreeze protection ........................................................... 12
1.6 Installation inside the recessed frame (Optional) ............ 13
1.7 Indoor unit connection unit ............................................... 14
1.8 Hydraulic connection .......................................................... 14
1.9 Connecting the chiller line .................................................. 15
1.10 Electrical connection ........................................................... 16
1.11 Room chrono-thermostats (Optional) .............................. 20
1.12 MODBUS temperature and humidity room probes
(Optional) .............................................................................. 20
1.13 Remote zone control (Optional) ........................................ 21
1.14 Dominus (Optional) ............................................................ 21
1.15 Humidistat ON/OFF (Optional) ........................................ 21
1.16 External temperature probe (Optional) ............................ 21
1.17 Temperature control setting ................................................ 22
1.18 Immergas ue systems ......................................................... 23
1.19 Tables of resistance factors and equivalent lengths of
“Green Range” ue system components ............................ 25
1.20 Outdoor installation in partially protected area ............... 27
1.21 Internal installation using a recessed frame with
direct air intake ..................................................................... 29
1.22 Concentric horizontal kit installation ................................ 30
1.23 Concentric vertical kit installation ..................................... 31
1.24 Separator kit installation ..................................................... 33
1.25 C9 adaptor kit installation ................................................... 34
1.26 Ducting of ues or technical slots ...................................... 36
1.27 Con guration type B, open chamber and fan assisted
for indoors ............................................................................. 36
1.28 Flue exhaust to ue/chimney. ............................................. 37
1.29 Flues, chimneys and chimney caps. ................................... 37
1.30 Water treatment plant lling ............................................... 38
1.31 System lling ......................................................................... 39
1.32 Filling the condensate drain trap ........................................ 39
1.33 Gas system start-up. ............................................................. 39
1.34 Operating limits .................................................................... 39
1.35 Commissioning the indoor unit (Ignition, only when
paired with an outdoor unit) .............................................. 40
1.36 Circulation pump ................................................................. 41
1.37 Kits available on request ...................................................... 42
1.38 Main components ................................................................. 43
2 Instructions for use and maintenance ......................... 44
2.1 General recommendations .................................................. 44
2.2 Cleaning and maintenance .................................................. 46
2.3 Control panel ........................................................................ 46
2.4 System use ............................................................................. 47
2.5 Fault and anomaly signals ................................................... 50
2.6 Parameters and information menu .................................... 58
2.7 Indoor unit shutdown .......................................................... 62
2.8 Restore central heating system pressure ............................ 62
2.9 Draining the system ............................................................. 62
2.10 Antifreeze protection ........................................................... 62
2.11 Cleaning the case .................................................................. 62
2.12 Permanent shutdown ........................................................... 62
2.13 Use of the remote zone panel (Optional) .......................... 62
3 Instructions for maintenance and initial check ........... 63
3.1 General recommendations .................................................. 63
3.2 Initial check ........................................................................... 63
3.3 Yearly appliance check and maintenance .......................... 64
3.4 Hydraulic diagram ................................................................ 66
3.5 Wiring diagram..................................................................... 67
3.6 Storage tank unit ................................................................... 73
3.7 System lter ........................................................................... 73
3.8 Troubleshooting .................................................................... 74
3.9 Gas valve ................................................................................ 75
3.10 Converting the heat generator to other types of gas ........ 75
3.11 Fan speed calibration ........................................................... 76
3.12 Adjustment of the air-gas ratio ........................................... 76
3.13 P.C.B. programming ............................................................. 77
3.14 "Chimney sweep” function .................................................. 84
3.15 Pump anti-block function ................................................... 84
3.16 ree-way anti-block system .............................................. 84
3.17 Radiators antifreeze function .............................................. 84
3.18 Photovoltaic function ........................................................... 84
3.19 Outdoor unit disable function ............................................ 84
3.20 Preheating function .............................................................. 85
3.21 Diverter valve management (summer / winter). .............. 85
3.22 Automatic venting function ................................................ 85
3.23 Screed heater function ......................................................... 85
3.24 Dehumidi cation function ................................................. 86
3.25 Outdoor Unit Testmode Function ..................................... 86
3.26 Outdoor Unit Pump Down Function ................................ 86
3.27 Pu er in preheating function .............................................. 86
3.28 Night mode function............................................................ 86
3.29 System setpoint correction function .................................. 86
3.30 Generator management ....................................................... 87
3.31 Casing removal ..................................................................... 88
4 Technical data ............................................................... 90
4.1 Variable heat output ............................................................. 90
4.2 Magis Combo 4 Plus V2 product che (in compliance
with Regulation 811/2013) .................................................. 92
4.3 Magis Combo 6 Plus V2 product che (in compliance
with Regulation 811/2013) .................................................. 94
4.4 Magis Combo 9 Plus V2 product che (in compliance
with Regulation 811/2013) .................................................. 96
4.5 Parameters for lling in the package che ........................ 98
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