INDEX
USER
page
INSTALLER
page
MAINTENANCE TECHNICIAN
page
1 Boiler installation .......................................5
1.1 Installation recommendations. .................5
1.2 Main dimensions. ......................................6
1.3 Gas connection (Appliance
category II
2H3B/P
). .........................................7
1.4 Boiler hydraulic connection. .....................7
1.5 Solar circuit hydraulic connection. ..........7
1.6 Electrical connection. ................................8
1.7 Remote controls and room chrono-
thermostats (Optional). .............................8
1.8 External temperature
probe (Optional). ........................................9
1.9 Immergas flue systems. ...........................10
1.10 Tables of resistance factors
and equivalent lengths. ............................10
1.11 Installation of boiler type B with open
chamber and fan assisted (optional). .....12
1.12 Concentric horizontal kit installation. ...13
1.13 Concentric vertical kit installation. ........14
1.14 Separator kit installation. .........................15
1.15 Adaptor C9 kit installation. ....................16
1.16 Ducting of flues or technical slots. .........17
1.17 Configuration type B, open chamber
and fan assisted for indoors. ....................17
1.18 Flue gas exhaust to flue/chimney. ...........17
1.19 Flues, chimneys, chimney
pots and terminals. ...................................18
1.20 Central heating circuit filling. .................18
1.21 Condensate trap filling. ............................18
1.22 Gas system start-up. .................................18
1.23 Solar circuit start-up. ................................18
1.24 Solar circuit filling. ...................................18
1.25 Boiler start up (ignition). .........................19
1.26 DHW mixing valve. ..................................19
1.27 Circulation pump......................................19
1.28 Solar circuit circulation pump. ...............21
1.29 Main circulation unit components. ........22
1.30 Domestic hot water storage tank unit. ...23
1.31 Kits available on request. .........................23
1.32 Boiler components. ...................................24
2 Use and maintenance instructions .........25
2.1 Cleaning and maintenance. .....................25
2.2 General warnings. .....................................25
2.3 Control panel.............................................25
2.4 Description of functioning states ..........26
2.5 Using the boiler. ........................................26
2.6 Troubleshooting. .......................................28
2.7 Parameters and information menu. .......30
2.8 Boiler shutdown. .......................................31
2.9 Restore central heating
system pressure. ........................................31
2.10 System drainage. ......................................31
2.11 Storage tank draining. ..............................31
2.12 Anti-freeze protection. .............................31
2.13 Case cleaning. ............................................31
2.14 Decommissioning. ....................................31
3 Boiler start-up (initial check) ..................32
3.1 Hydraulic diagram. ...................................32
3.2 Wiring diagram. ........................................33
3.3 Troubleshooting. .......................................33
3.4 Converting the boiler
to other types of gas. .................................34
3.5 Calibration of number of fan revs. .........34
3.6 Adjustment of the air-gas ratio. ..............34
3.7 Checks following conversion
to another type of gas. ..............................34
3.8 Programming the P.C.B. ............................35
3.9 "Chimney sweep function" ......................37
3.10 Pump anti-block function. ......................37
3.11 three-way anti-block function. ...............37
3.12 Radiators antifreeze function. ................37
3.13 Periodical P.C.B. self-check. ....................37
3.14 Automatic vent function. .........................37
3.15 Yearly appliance check
and maintenance. ......................................38
3.16 Casing removal. ........................................39
3.17 Variable heat output. ................................43
3.18 Combustion parameters. .........................43
3.19 Technical data. ..........................................44
3.20 Key for Data nameplate. ..........................45
3.21 Technical parameters for mixed
boilers (in compliance
with Regulation 813/2013). .....................46
3.22 Product data sheet (in compliance
with Regulation 811/203). .......................46
3.23 Parameters for filling in the
assembly sheet. ..........................................47
