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INDEX
Dear Customer .......................................................................................................................................................................................................... 4
General Recommendations .....................................................................................................................................................................................4
Safety symbols used ..................................................................................................................................................................................................6
Personal protective equipment ...............................................................................................................................................................................6
1 Unit installation ........................................................................................................................................................................ 7
1.1 Installation warnings .....................................................................................................................................................................................7
1.2 Main dimensions ..........................................................................................................................................................................................12
1.3 Minimum installation distances ................................................................................................................................................................13
1.4 Antifreeze protection ................................................................................................................................................................................... 14
1.5 Installation inside the recessed frame (Optional) .....................................................................................................................................15
1.6 Appliance connection unit (Optional) .......................................................................................................................................................16
1.7 Gas connection .............................................................................................................................................................................................17
1.8 Hydraulic connection ..................................................................................................................................................................................18
1.9 Electrical connection ...................................................................................................................................................................................19
1.10 Remote controls and room chrono-thermostats (Optional) ...................................................................................................................21
1.11 External temperature probe (Optional) .....................................................................................................................................................23
1.12 Immergas ue systems .................................................................................................................................................................................24
1.13 Tables of resistance factors and equivalent lengths of “Green Range” ue system components ...........................................................26
1.14 Outdoor installation in partially protected area .......................................................................................................................................28
1.15 Internal installation using a recessed frame with direct air intake ..........................................................................................................30
1.16 Concentric horizontal kit installation ........................................................................................................................................................31
1.17 Concentric vertical kit installation .............................................................................................................................................................32
1.18 Separator kit installation .............................................................................................................................................................................35
1.19 C9 adaptor kit installation ...........................................................................................................................................................................37
1.20 Ducting of ues or technical slots ................................................................................................................................................................ 39
1.21 Conguration type B, open chamber and fan assisted for indoors ......................................................................................................... 40
1.22 Flue exhaust to ue/chimney. ..................................................................................................................................................................... 40
1.23 Flues, chimneys and chimney caps. ............................................................................................................................................................41
1.24 Water treatment plant lling .......................................................................................................................................................................42
1.25 System lling .................................................................................................................................................................................................43
1.26 Filling the condensate drain trap ................................................................................................................................................................43
1.27 Gas system start-up. ......................................................................................................................................................................................43
1.28 Appliance start-up (Ignition) ..................................................................................................................................................................... 44
1.29 UPM3 circulation pump ..............................................................................................................................................................................45
1.30 UPM4 circulation pump ............................................................................................................................................................................. 46
1.31 Kits available on request ...............................................................................................................................................................................48
1.32 Main components .........................................................................................................................................................................................49
2 Instructions for use and maintenance ..................................................................................................................................... 50
2.1 General recommendations ..........................................................................................................................................................................50
2.2 Cleaning and maintenance ..........................................................................................................................................................................51
2.3 Control panel ................................................................................................................................................................................................52
2.4 Using the appliance ......................................................................................................................................................................................52
2.5 Fault and anomaly signals ............................................................................................................................................................................54
2.6 Parameters and information menu.............................................................................................................................................................58
2.7 Appliance switch-o ....................................................................................................................................................................................59
2.8 Restore central heating system pressure .....................................................................................................................................................59
2.9 Draining the system .....................................................................................................................................................................................59
2.10 Emptying the D.H.W. circuit .......................................................................................................................................................................59
2.11 Antifreeze protection ...................................................................................................................................................................................59
2.12 Prolonged inactivity .....................................................................................................................................................................................59
2.13 Cleaning the case ..........................................................................................................................................................................................59
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