1-
Stainless steel heat exchanger
2- Air I gas manifold
3- Fan
4- Pump
5-
Hydraulic circuit- flow manifold
6- Gas
valve
7- Water pressure transducer
8-
CH tlo\v NTC sensor- immersion type
9- CH return NTC sensor - surface type
10- DHW tlow turbine
11- Air I gas mixer box
10
12-
Igniter
13- Ignition electrodes
14- Ionization electrode
15-
Flue gas
NTC
sensor
16- Hydraulic circuit- return manifold
1 7-
Automatic
air vent
18- Air inlet pipe
1 9- Expansion vessel (
7
litres)
20- Siphon
(Condensate Trap)
21- Plate heat exchanger
22-
Thermal
cut-off
160 °C
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