BLUEHELIX MAXIMA
222 EN
cod. 3541U630 - Rev. 00 - 07/2020
4.2 General view
4.3 Hydraulic circuit
fig. 43- General view
14 Safety valve
16 Fan
32 Heating circulating pump
34 Heating temperature sensor
36 Automatic air vent
42 DHW temperature probe
44 Gas valve
56 Expansion vessel
81 Ionization/ignition electrode
95 Diverter valve
136 Flowmeter
145 Water gauge
186 Return sensor
191 Fume temperature sensor
193 Trap
194 DHW exchanger
196 Condensate tray
240 System filling solenoid valve
294 Pressure sensor
350 Fan/Burner assembly
fig. 44- Hydraulic circuit
8 Domestic hot water outlet
9 Cold water inlet
10 System flow
11 System return
14 Safety valve
32 Heating circulating pump
34 Heating temperature sensor
36 Automatic air vent
42 DHW temperature probe
56 Expansion vessel
74 System filling faucet
95 Diverter valve
136 Flowmeter
186 Return sensor
193 Trap
194 DHW exchanger
240 System filling solenoid valve
241 Automatic bypass (inside the pump
unit)
294 Pressure sensor
196
350
34
16
194
42
294
14
136
32
36
193
95
186
81
56
191
44
240
74
95
240
32
10 8 9
11
14
42
186
34
56
36
193
136
194
241
294