INDEX
USER ................................................... page INSTALLER............................................. page MAINTENANCE TECHNICIAN ........ page
1 Boiler installation. ......................................5
1.1 Installation recommendations. ................. 5
1.2 Main dimensions. ....................................... 6
1.3 Antifreeze protection. ................................6
1.4 Installation inside a recessed frame
(Optional). ................................................... 7
1.5 Boiler connection unit. .............................. 8
1.6 Gas connection. .......................................... 8
1.7 Hydraulic connection. ................................8
1.8 Electrical connection: .................................9
1.9 Remote controls and room chrono-
thermostats (Optional). ............................. 9
1.10 External temperature probe (Optional). 10
1.11 Immergas ue systems. ............................11
1.12 Tables of resistance factors and
equivalent lengths. ....................................11
1.13 Outdoor installation in partially
protected area. ...........................................13
1.14 Internal installation using a recessed
frame with direct air intake .....................14
1.15 Concentric horizontal kit installation. ...15
1.16 Concentric vertical Kit installation. .......16
1.17 Separator kit installation. .........................17
1.18 Adaptor C9 kit installation. ....................18
1.19 Ducting of ues or technical slots. .........19
1.20 Conguration type B, open chamber
and fan assisted for indoors. ....................19
1.21 Flue exhaust to ue/chimney. .................19
1.22 Flues, chimneys and chimney caps. .......20
1.23 Water treatment system lling. ...............20
1.24 System lling. ............................................20
1.25 Filling the condensate drain trap. ...........20
1.26 Gas system start-up. .................................20
1.27 Boiler start-up (Ignition). ........................21
1.28 Circulation pump......................................21
1.29 Boiler components. ...................................23
1.30 Kits available on request. .........................23
2 Use and maintenance instructions. ........24
2.1 Cleaning and maintenance. .....................24
2.2 General warnings. .....................................24
2.3 Control panel.............................................24
2.4 Using the boiler. ........................................25
2.5 Fault and anomaly signals. ......................26
2.6 Information Menu. ...................................28
2.7 Boiler shutdown ........................................28
2.8 Restore central heating system pressure 28
2.9 Draining the system. ................................28
2.10 Antifreeze protection. ..............................28
2.11 Case cleaning. ............................................28
2.12 Decommissioning. ....................................28
3 Boiler start-up
(Initial check). ...........................................29
3.1 Boiler Hydraulic diagram. .......................29
3.2 Wiring diagram. ........................................30
3.3 Troubleshooting ........................................31
3.4 Converting the boiler to other types of
gas. ..............................................................31
3.5 Calibration of number of fan revs. .........31
3.6 Adjustment of the air-gas ratio. ..............31
3.7 Checks following conversion to another
type of gas. .................................................32
3.8 Programming the P.C.B. ..........................33
3.9 Password-protected special functions. ...36
3.10 Screed heater function. ............................36
3.11 Automatic vent function (dI). .................36
3.12 Flue installation (Fu). ...............................36
3.13 Maintenance function (MA). ..................36
3.14 "Chimney sweep function". .....................37
3.15 Pump anti-block function. ......................37
3.16 ree-way anti-block system ..................37
3.17 Radiators antifreeze function. .................37
3.18 Yearly appliance check and
maintenance. .............................................37
3.19 Casing removal. ........................................38
3.20 Variable heat output. ................................40
3.21 Combustion parameters. .........................41
3.22 Technical data. ..........................................42
3.23 Variable heat output. ................................43
3.24 Combustion parameters. .........................44
3.25 Technical data. ..........................................45
3.26 Key for Data nameplate. ..........................46
3.27 Technical parameters for combination
boilers (in compliance with Regulation
813/2013). ..................................................47
3.28 Product che (in compliance with
Regulation 811/2013). ..............................48
3.29 Parameters for lling the package che. 49
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