ALHENA TECH H
4.2 General view
350
34
16
294
14
44
fig. 61- General view
4.3 Hydraulic circuit
196
34
294
14
209
10
fig. 62- Hydraulic circuit
EN
186
193
36
241
32
74
95
210
231
11
cod. 3541V622 - Rev 00 - 05/2022
Safety valve
14
191
Fan
16
Heating circulating pump
32
Heating temperature sensor
34
Automatic air vent
36
Gas valve
44
Expansion vessel
56
56
Ionization/ignition electrode
81
Diverter valve
95
Water gauge
145
Return sensor
186
81
Fume temperature sensor
191
Trap
193
Pressure transducer
294
Fan/Burner assembly
350
186
95
36
193
32
145
System flow
10
System return
11
Safety valve
14
Heating circulating pump
32
Heating temperature sensor
34
Automatic air vent
36
Expansion vessel
56
System filling faucet
74
Diverter valve
95
Return sensor
186
Trap
193
Condensate tray
196
Hot water tank delivery
209
Hot water tank return
210
Filling connection
231
Automatic bypass (inside pump
241
unit)
56
Pressure transducer
294
349