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88
MYNUTE X
25C
30C - 35C - 40C
20
Fig. 1
18
26
9
23
[EN] - Boiler operating elements
1 Water gauge
2 Drain valve
3 Three-way valve motor (stepper)
4 Pressure transducer
5 Safety valve
6 Circulation pump
7 Lower air vent valve
8 De-aeration tap
9 Delivery NTC probe
10 Limit thermostat
11 Main heat exchanger
12 Flame detection electrode/ionization sensor
13 Burner
14 Ignition electrode
15 Ignition transformer
16 Fume analysis sample cap
17 Fumes outlet
18 Fumes probe
19 Expansion vessel
20 Non-return valve
21 Fan
22 Mixer
23 Return NTC probe
24 Gas nozzle
25 Gas valve
26 Domestic hot water NTC probe
27 Siphon
28 Flowswitch
29 Domestic hot water heat exchanger
30 Non-return valve
31 Filling tap