1.4
MAIN COMPONENTS
9
8
7
6
5
4
3
2
1
1.5
FUNCTIONAL DIAGRAM
1
62
2
3 4
5
7
8
9
8
14
19
18
17
10
11
KEY
12
1 Boiler drainer cock
2 Tank drainer cock
3 120 litre tank
4 Tank pump
13
5 Control valve
6 Gas-oil burner
7 Hublot
14
8 Bulb housing sheath
9 Control panel
10 Expansion vessel
15
11 System safety valve 3 BAR
5
12 Water switch
13 Air intake for airtight burner
17
14 Hydrometer
18
15 System pump
17 Filling
18 Tank safety valve 7 BAR
19 Tank expansion vessel
19
20 Magnesium anode
20
6
10
12
11
15
16
KEY
1 System safety valve
2 System expansion vessel
3 Boiler body
4 Air relief valve
5 Water switch
6 Hydrometer
7 System pump
8 Control valve
9 Gas-oil burner
10 Filling
11 Tank safety valve
12 Tank expansion vessel
14 Tank pump
15 Tank drainer cock
16 Boiler drainer cock
17 Magnesium anode
18 D.H.W. probe
19 120 litre tank
Fig. 2
Fig. 3