Functional Diagram (Turbomax Plus) - Vaillant TURBOmax Plus SERIES Instructions For Installation And Servicing

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Fig. B.3: Functional Diagram TURBOmax Plus
C
i
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BOILER SPECIFICATION
Functional Diagram
(TURBOmax Plus)
31
1 Air duct
2 Fan
30
3 Main heat exchanger
4 Temperature sensor (NTC I)
29
5 Flame sensing electrodes
6 Modulating burner
7 Fully modulating automatic gas
value
28
8 Maximum hot water temperature
control
9 Maximum radiator temperature
27
control
10 Diverter valve
26
11 DHW heat exchanger
25
12 Automatic bypass valve
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13 CH flow service valve
23
14 Hot water outlet
22
15 Gas service valve
21
16 Cold water service valve
17 CH return service valve
20
18 Pressure relief valve
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19 Aqua sensor (DHW flow switch)
20 Temperature sensor (NTC III)
21 Main on/off control
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22 Pressure gauge
23 Display
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24 Expansion vessel
25 Expansion vessel charging valve
26 Circulating pump
27 Automatic air vent
28 Ignition electrode
29 Temperature sensor (NTC II)
30 Air pressure switch
31 Flue gas duct
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