44
2.2 Functional elements of the appliance
POWER X 35 R.S.I.
12
13
15
17
Fig. 1
1 Air vent valve
2 Water/air separator
3 Safety thermostat
4 CH flow temperature sensor
5 Exchanger
6 Diff. Pressure switch
7 Exhaust flue probe
8 Pump
9 Return probe
10 Safety valve
11 Gas valve
12 Water pressure gauge
13 Diverter valve (optional, standard on R.S.I.
versions)
14 Condensate outlet
15 Primary expansion tank (optional, standard
on R.S.I. versions)
16 Venturi tubes
17 Fan
18 Air inlet
19 Exhaust flue duct
20 Ignition/detection electrode
POWER X 50 / 50 R.S.I.
-
POWER X 50 DEP R.S.I.
11
Fig. 2
1 Air vent valve
2 Water/air separator
3 Safety thermostat
4 CH flow temperature sensor
5 Exchanger
6 Diff. Pressure switch
7 Exhaust flue probe
8 Pump
9 Return probe
10 Safety valve
11 Water pressure gauge
12 Diverter valve (optional, standard on R.S.I.
versions)
13 Condensate outlet
14 Primary expansion tank (optional)
15 Venturi tubes
16 Gas valve
17 Fan
18 Air inlet
19 Exhaust flue duct
20 Ignition/detection electrode