36
for the technician
First firing, regulation and servicing instructions
Boiler internal components
1 Flue hood
2 Domestic minitank temperature sensor
3 Automatic air vent for sanitary minitank
4 Flue thermostat
5 Expansion vessel
6 High temperature safety thermostat
7a Ignition electrode
7r Flame detection electrode
8 Motorised mixing valve
9 Gas valve
10 Priority flowstat
11 Motorised mixing valve
12 Automatic filling device
13 Drain valve
14 Manometer
15 By-pass
16 Safety valve 3 bar
17 Loss of water switch
18 Flow temperature sensor
19 Pump
20 Burner
21 Primary heat exchanger
22 Automatic air vent
23 Micro-storage
EURA 23-28 E
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