Sime MIA-30, User, Installation And Servicing Instructions

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17
5.4 Structure
24 25 26
12
28
23 27
13
15
17
16
14
18
19
20
22
21
9 10 11
1
2
6
7
8
4
3
5
1
Combustion chamber door
2
Air/gas duct
3
Safety thermostat (TS)
4
Air-gas mixer
5
Delivery sensor (SM)
6
Condensate siphon
7
Diverter valve
8
Domestic hot water sensor (SS)
9
Control panel
10
Domestic hot water heat exchanger
11
Gas valve
12
Pressure gauge
13
Flow meter
14
System relief valve
15
Boiler drain
16
Pump
17
Water pressure switch
18
Automatic bleed valve
19
Fan
20
Expansion vessel
21
Ignition/detection electrode
22
Flame viewing window
23
Air inlet closing plate (separate
ducts)
24
Exhaust sensor (SF)
25
Exhaust outlet
26
Air inlet (concentric ducts)
27
Plug/socket for attaching the air in-
let pipe (separate ducts)
28
By-pass
Fig. 11