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37
925.916.2 - GB
InstructIons pertaInInG to the user
1.
Instructions prior to installation
38
2.
Instructions prior to commissioning
38
3.
Commissioning of the boiler
39
4.
Filling the boiler
45
5.
Turning off the boiler
45
6.
Prolonged standstill of the system. Frost protection
45
7.
Gas change
45
8.
Servicing instructions
45
9.
General information
46
10.
Instructions prior to installation
46
11.
Boiler installation
47
12.
Boiler size
47
13.
Fittings present in the packaging
48
14.
Installation of flue and air ducts
48
15.
Connecting the mains supply
52
16.
Gas change modalities
58
17.
Setting the boiler parameters
61
18.
Control and operation devices
62
19.
Positioning of the ignition and flame sensing electrode
63
20.
Check of combustion parameters
63
21.
Activating the flue-sweeper function
63
22.
Output / pump head performances
64
23.
Annual maintenance
64
24.
Boiler schematic
65
25.
Illustrated wiring diagram
66
26.
Technical data
67
Contents
InstruCtIons pertaInIng to the user
InstruCtIons pertaInIng to the Installer