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INDEX
Overview ........................................................................................................28
Advice for the installer ................................................................................28
CE labelling .....................................................................................................28
Safety regulations ........................................................................................28
Product description ..................................................................................29
Control Panel..................................................................................................29
Overall wiew ...................................................................................................30
Overall dimension ........................................................................................30
Minimum clearances ..................................................................................30
Technical Information .................................................................................31
Installation ....................................................................................................32
Before installing the appliance ................................................................32
Gas Connection .............................................................................................32
Water connection .........................................................................................32
View of the boiler connections................................................................32
Residual Head of the boiler ......................................................................33
Excessive pressure device .........................................................................33
Cleaning the heating system ...................................................................33
Underfl oor heating ......................................................................................33
Discharge of condensation .......................................................................33
Water circuit diagram..................................................................................34
Connecting the fl ue .....................................................................................34
Types of boiler - fl ue exhaust connection ...........................................34
Table of fl ue gas exhaust duct lengths .................................................35
Type of air suction/fl ue gas exhaust ducting .....................................36
Electrical connection...................................................................................36
Power supply cable ......................................................................................36
Peripheral unit connection .......................................................................37
Room Thermostat connection .................................................................37
Electrical diagram .........................................................................................38
Commissioning ...........................................................................................39
Ignition procedure .......................................................................................39
Initial procedures ..........................................................................................39
Electricity supply ..........................................................................................39
Filling the hydraulic circuit ........................................................................39
Gas supply .......................................................................................................39
First Ignition ...................................................................................................39
Dearation cycle .............................................................................................39
Combustion checking procedure ...........................................................40
Adjustment the Maximum Heating power .........................................42
Soft Light adjustment .................................................................................42
Ignition Delay adjustment ........................................................................42
Table summarising changes .....................................................................43
Gas changeover ............................................................................................43
AUTO function ...............................................................................................43
Boiler protection devices .......................................................................44
Safety shut-off ...............................................................................................44
Shutdown ........................................................................................................44
Malfunction warning ..................................................................................44
Table summarising error codes ...............................................................44
Anti-freeze function ....................................................................................45
Settings - adjustment - problem identifi cation menus ...........46
Maintenance .................................................................................................49
Instruction for opening the casing and performing
an internal inspection ..............................................................................49
General comments ......................................................................................50
Cleaning the primary sxchanger ............................................................50
Operational test ............................................................................................50
Draining procedures ...................................................................................50
Information for the user .............................................................................50
Data Plate Symbol ........................................................................................51
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