BLUEHELIX TECH RRT 28 C
46 EN
cod. 354M1070 - Rev. 01 - 07/2018
4.2 General view
4.3 Hydraulic circuit
fig. 57- General view
14 Pressure relief valve
16 Fan
32 Heating circulating Erp pump
34 Heating temperature sensor
36 Automatic air vent
42 DHW temperature probe
44 Gas valve
56 Expansion vessel
81 Ionisation/ignition electrode
95 Diverter valve
114 Low water pressure switch
136 Flowmeter
145 System pressure gauge
186 Return sensor
191 Flue temperature probe
193 Trap
194 DHW plate heat exchanger
196 Main heat exchanger
350 Fan/Burner assembly
fig. 58- Hydraulic circuit
8 Domestic hot water outlet
9 Cold water inlet
10 System Flow
11 System return
14 Pressure relief valve
32 Heating circulating pump
34 Heating temperature sensor
36 Automatic air vent
42 DHW temperature sensor
56 Expansion vessel
95 Diverter valve
114 Low water pressure switch
136 Flowmeter
186 Return sensor
193 Condense trap
194 DHW plate heat exchanger
241 Automatic bypass (inside the pump
unit)
196
350
34
16
194
42
114
14
136
32
145
36
193
95
186
81
56
191
44