Contents
Instructions prior to installation 4
Instructions prior to commissioning 4
Commissioning of the boiler 4
Filling the boiler 10
Turning off the boiler 10
Prolonged standstill of the system. Frost protection 11
Gas change 11
Servicing instructions 11
Instructions pertaining
to the user
General information 12
Instructions prior to installation 12
Boiler installation 13
Boiler size 13
Fittings present in the packaging 14
Installation of flue and air ducts 14
Connecting the mains supply 18
Gas change modalities 24
Setting the boiler parameters 26
Control and operation devices 27
Positioning of the ignition and flame sensing electrode 28
Check of combustion parameters 28
Activating the flue-sweeper function 28
Output / pump head performances 29
How to disassemble the DHW heat exchanger 29
Cleaning the cold water filter 30
Annual service 30
Boiler schematic 31-32
Illustrated wiring diagram 33-34
Technical data 35
Instructions pertaining
to the installer
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