73
1
2
3
4
5
6
7
8
9
Fig. 2
1.4
MAIN COMPONENTS
1.4.1
SOLO 25 BF TSE version (fig. 2)
1
2
3
13
12
11
11
9
6
7
8
5
4
10
14
Fig. 2/a
1.4.2 DUETTO 25 BF TSE version (fig. 2/a)
KEY
1
Gas-oil burner
2
Bulb housing sheath
3
Control panel
4
Filling
5
Water pressure transducer
6
Hydrometer
7
C.H. pump
8
Air intake for airtight burner
9
Safety thermostat
KEY
1
Gas-oil burner
2
Bulb housing sheath
3
Control panel
4
Instant tank
5
Filling
6
Tank pump
7
Water pressure transducer
8
Hydrometer
9
C.H. pump
10 Air intake for airtight burner
11 Control valve
12 Air vent valve
13
D.H.W.
pressure
14 Safety thermostat