Immergas NIKE Mini 28 Manual De Instrucciones página 91

1.12 Components of the Nike Mini 28 boiler.
Key:
1 - Burner
2 - Domestic circuit flow switch
3 - Gas valve
4 - System filler cock
5 - Boiler manometer
6 - Fume thermostat
7 - Fume hood
8 - Delivery sensor
9 - Safety thermostat
10 - System expansion tank
11 - Combustion chamber
12 - Circulating pump
13 - 3 bar safety valve
14 - Automatic by-pass
15 - Motor-operated 3-way valve
16 - System drain cock
17 - Primary heat exchanger
18 - Igniter/detection plugs
19 - Air valve
20 - Plate-type heat exchanger
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