INDEX
USER page INSTALLER page MAINTENANCE TECHNICIAN page
1 Boiler installation ................................................5
1.1 Installation recommendations. .........................5
1.2 Main dimensions. ..............................................6
1.3 Anti-freeze protection. .......................................6
1.4 Boiler connection unit. ......................................7
1.5 Gas connection. ...................................................7
1.6 Hydraulic connection. ........................................7
1.7 Electric connection. ........................................... 8
1.8 Remote controls and room chrono-
thermostats (Optional). .....................................8
1.9 External temperature probe (Optional). ..........9
1.10 Immergas ue systems. ....................................10
1.11 Tables of resistance factors
and equivalent lengths......................................10
1.12 Outdoor installation in a
partially protected area. ...................................12
1.13 Concentric horizontal kit installation. ........... 13
1.14 Concentric Vertical kit installation. ...............14
1.15 Separator kit installation. ................................. 15
1.16 Adaptor C9 kit installation. ............................16
1.17 Ducting of ues or technical slots. .................17
1.18 Conguration type B, open chamber and
forced draught for indoors. .............................17
1.19 Flue exhaust to ue/chimney. ..........................17
1.20 Flues, chimneys, chimney pots and
terminals. ...........................................................17
1.21 Water treatment system lling. ....................... 18
1.22 System lling. ....................................................18
1.23 Condensate trap lling. ....................................18
1.24 Gas system start-up. .........................................18
1.25 Boiler start up (ignition). ................................. 18
1.26 Circulation pump. ............................................. 19
1.27 Kits available on request. .................................19
1.28 Boiler components. ........................................... 20
2 Use and maintenance instructions .................21
2.1 Cleaning and maintenance. ............................. 21
2.2 General warnings. .............................................21
2.3 Control panel. ....................................................21
2.4 Using the boiler. ................................................22
2.5 Troubleshooting. ............................................... 23
2.6 Information menu. ...........................................25
2.7 Boiler shutdown ................................................ 25
2.8 Restoring central heating system pressure. ...25
2.9 System draining................................................25
2.10 Anti-freeze protection. ..................................... 25
2.11 Case cleaning. .................................................... 25
2.12 Decommissioning. ............................................ 25
3 Boiler commissioning
(initial check).....................................................26
3.1 Boiler Hydraulic diagram. ...............................26
3.2 Wiring diagram. ................................................ 27
3.3 Removable memory..........................................28
3.4 Troubleshooting. ............................................... 28
3.5 Converting the boiler to
other types of gas. .............................................28
3.6 Checks following conversion
to another type of gas. ......................................28
3.7 Calibration type involving
the replacement of a component. ...................29
3.8 Complete calibration function. ....................... 29
3.9 Adjusting the air gas ratio ................................30
3.10 Fast calibration. ................................................. 30
3.11 Flue test. .............................................................31
3.12 Programming the P.C.B....................................31
3.13 Solar panels coupling function. ......................34
3.14 “Chimney Sweep” function..............................34
3.15 Pump anti-block function. ..............................34
3.16 ree-way anti-block function. .......................34
3.17 Radiators antifreeze function. ......................... 34
3.18 P.C.B. periodic self-check. ...............................34
3.19 Automatic vent function. ................................. 35
3.20 Yearly appliance check and maintenance. .....35
3.21 Casing removal. .................................................36
3.22 Variable heat output. ........................................38
3.23 Combustion parameters. .................................38
3.24 Technical data. ...................................................39
3.25 Key for Data nameplate. ...................................40
3.26 Technical parameters for combination
boilers (in compliance with Regulation
813/2013). ..........................................................41
3.27 Product che (in compliance with
Regulation 811/2013). ......................................41
3.28 Parameters for lling in
the package che. .............................................. 42
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