Sime MURELLE - Functional Diagram

1.4 FUNCTIONAL DIAGRAM
1.4.1 “MURELLE” model
3
KEY
1 Smoke chamber
2 85°C limit stat
3 Water-gas exchanger
4 Combustion chamber
5 Pressure switch valve
6 Water pressure switch
7 Expansion vessel
8 D.H.W. exchanger
9 D.H.W. sensor
10 Gas valve
11 Hydrometer
12 Safety valve
13 Filling unit
14 Boiler discharge
15 Circulation pump
16 Heating flow sensor
17 100°C safety stat
18 Air relief valve
19 Air separator
20 Antifreeze stat (optional)
21 Gas cock (optional)
22 Domestic water cock (optional)
23 Fixing jig (optional)
1.4.2 “MURELLE BF” model
KEY
1 Fan
2 85°C limit stat
3 Water-gas exchanger
4 Combustion chamber
5 Pressure switch valve
6 Water pressure switch
7 Expansion vessel
8 D.H.W. exchanger
9 D.H.W. sensor
10 Gas valve
11 Hydrometer
12 Safety valve
13 Filling unit
14 Boiler discharge
15 Circulation pump
16 Heating flow sensor
17 100°C safety stat
18 100°C safety stat (“IONO” versions)
19 Air relief valve
20 Air separator
21 Antifreeze stat (optional)
22 Gas cock (optional)
23 Domestic water cock (optional)
24 Fixing jig (optional)
Fig. 2
Fig. 2/a