ALHENA TECH K 50
4.3 Hydraulic circuit
34
193
246
10
DHW outlet
8
Cold water inlet
9
10 System flow
11 System return
14 Safety valve
32 Heating circulating pump
34 Heating temperature sensor
36 Automatic air vent
40 DHW expansion vessel
56 Expansion vessel
74 System filling faucet
EN
197
56
186
36
32
95
74
11
fig. 48- Hydraulic circuit
cod. 3542A220 - Rev 01 - 07/2022
155
40
145
14
95 Diverter valve
145 Water gauge
155 Hot water tank temperature probe
180 Hot water tank
186 Return sensor
193 Trap
197 Manual air vent
232 DHW safety valve
233 Hot water tank drain cock
246 Pressure transducer
180
8
9
233
232
317