2
INDEX
Dear Customer .......................................................................................................................................................................................................... 4
General Recommendations .....................................................................................................................................................................................5
Safety symbols used ..................................................................................................................................................................................................6
Personal protective equipment ...............................................................................................................................................................................6
1 Unit installation ........................................................................................................................................................................ 7
1.1 Installation warnings .....................................................................................................................................................................................7
1.2 Main dimensions ..........................................................................................................................................................................................11
1.3 Minimum installation distances ................................................................................................................................................................12
1.4 Antifreeze protection ...................................................................................................................................................................................12
1.5 Appliance connection unit ..........................................................................................................................................................................14
1.6 Gas connection .............................................................................................................................................................................................15
1.7 Hydraulic connection ..................................................................................................................................................................................16
1.8 Cycloidal lter unit .......................................................................................................................................................................................17
1.9 Electrical connection ...................................................................................................................................................................................19
1.10 Remote controls and room chrono-thermostats (Optional) ...................................................................................................................21
1.11 External temperature probe (Optional) .....................................................................................................................................................22
1.12 Flow temperature probe (Optional) ............................................................................................................................................................22
1.13 Temperature control setting ........................................................................................................................................................................23
1.14 Immergas ue systems .................................................................................................................................................................................24
1.15 Tables of resistance factors and equivalent lengths of “Green Range” ue system components ...........................................................25
1.16 Outdoor installation in partially protected area .......................................................................................................................................27
1.17 Concentric horizontal kit installation ........................................................................................................................................................29
1.18 Concentric vertical kit installation ............................................................................................................................................................. 31
1.19 Separator kit installation .............................................................................................................................................................................33
1.20 C9 adaptor kit installation ...........................................................................................................................................................................36
1.21 C15 conguration concentric kit ................................................................................................................................................................38
1.22 Concentric kit C10 conguration (Ø80/125).............................................................................................................................................39
1.23 Conguration C10 - C12 separator kit (Ø80/80) .......................................................................................................................................41
1.24 Ducting of ues or technical slots ................................................................................................................................................................45
1.25 Conguration type B, open chamber and fan assisted for indoors ......................................................................................................... 46
1.26 Flue exhaust to ue/chimney. ..................................................................................................................................................................... 46
1.27 Flues, chimneys and chimney caps. ............................................................................................................................................................47
1.28 Water treatment plant lling .......................................................................................................................................................................48
1.29 System lling .................................................................................................................................................................................................49
1.30 Filling the condensate drain trap ................................................................................................................................................................49
1.31 Gas system start-up. ......................................................................................................................................................................................49
1.32 Appliance start-up (Ignition) ......................................................................................................................................................................50
1.33 Circulation pump .........................................................................................................................................................................................51
1.34 Kits available on request ............................................................................................................................................................................... 53
1.35 Main components .........................................................................................................................................................................................54
2 Instructions for use and maintenance ..................................................................................................................................... 55
2.1 General recommendations .......................................................................................................................................................................... 55
2.2 Cleaning and maintenance .......................................................................................................................................................................... 57
2.3 Control panel ................................................................................................................................................................................................57
2.4 Using the appliance ......................................................................................................................................................................................57
2.5 Operating mode ............................................................................................................................................................................................ 59
2.6 DHW mode ...................................................................................................................................................................................................62
2.7 Central heating mode ...................................................................................................................................................................................63
2.8 Parameters and information menu.............................................................................................................................................................67
2.9 Fault and anomaly signals ............................................................................................................................................................................ 73
2.10 Appliance switch-o ....................................................................................................................................................................................79