1 - GENERAL SAFETY RECOMMENDATIONS ..................................................................................................4
1.1 - National laws and regulations ..................................................................................................................................5
2 - GENERAL INFORMATION .............................................................................................................................6
2.2 - Model overview ........................................................................................................................................................6
3 - MAIN COMPONENTS .....................................................................................................................................8
4.1 - Operation and intended use of the appliance ........................................................................................................13
4.2 - Examples of installation .........................................................................................................................................14
5.4 - Mounting the appliance ..........................................................................................................................................15
5.5 - Domestic hot and cold water ..................................................................................................................................15
5.6 - Gas .........................................................................................................................................................................16
5.9 - Hydraulic and gas connections ..............................................................................................................................17
5.11.1 - Power supply cable connection ...............................................................................................................19
5.12 - Flue systems ........................................................................................................................................................20
5.12.1 - Exhaust ue and air intake type B23 ......................................................................................................21
5.12.2 - “Split 80/80PP” System (polypropylene) (Type C13; C33) ICW 25 and 35 .............................................22
6.1.1 - User instructions .......................................................................................................................................29
6.1.2 - Filling the condensate drain siphon ..........................................................................................................29
6.2 - General recommendations regarding the supply of gas ........................................................................................29
6.3 - Type of gas for which the appliance is regulated. ..................................................................................................30
6.4 - Conversion of the appliance from one type of gas to another ................................................................................30
6.6 - Check the gas supply pressure ..............................................................................................................................32
6.7 - Measurement and adjustment of CO2 levels .........................................................................................................33
6.8 - Self-learning and calibration of the minimum and maximum capacity output ........................................................34
6.9 - Adjust the domestic hot water ow rate ..................................................................................................................34
6.10 - Check the capacity input ......................................................................................................................................34
7 - USE ...............................................................................................................................................................35
7.4 - Adjustment of the domestic hot water temperature ................................................................................................36
7.5 - Pump control features and timers ..........................................................................................................................36
7.6 - Display Energy Saving mode .................................................................................................................................36
7.10 - Switch ON and OFF the appliance .......................................................................................................................43
8.1 - Care and maintenance ...........................................................................................................................................44
8.1.1 - Service recall ............................................................................................................................................44
8.1.3 - Check all piping for gas leaks ...................................................................................................................44
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