16
17
2
9
14
13
18
11
15
16
7
6
5
4
1
10
12
3
8
14
6
Key
1 Safety valve (LADY 30/90)
2 System drain cock
3 Hot water circulator
4 Burner
5 Heating circulator
6 Automatic air vent valve
7 Hydrometer connection
8 Probe pit:
Thermometer
Control
thermostat
Minimum
thermostat*
9 Expansion tank
10 Probe pit:
Boiler
thermostat
Boiler
thermometer
11 Boiler
12 Magnesium anode
13 Appliance body
14 Check valve
15 Filling valve
16 Safety valve 7 bar
17 Water drain valve
18 Hot water expansion tank
MAIN COMPONENTS
30/90
40/120
