Vaillant ECOTEC PLUS VU 80 - 3 Unit and Functional Description

Unit and functional description
ecoTEC plus installation and maintenance instructions 0020134823_01 11
3
3 Unit and functional description
Construction and function
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3.1 Functional elements (VUGB806/5-5)
Key
1 Connection for the flue pipe
2 Fan
3 Gas valve
4 Connection for air intake pipe
5 Flue gas pressure cartridge
6 Return sensor
7 Water pressure sensor
8 Electronics box
9 Stainless steel heat exchanger
10 Pressure gauge
11 Flow sensor
12 Safety cut-out
13 Ignition electrode
14 Automatic air vent
15 Monitoring electrode
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3.2 Functional elements (VUGB1006/5-5 and
VUGB1206/5-5)
Key
1 Connection for the flue pipe
2 Fan
3 Gas valve
4 Supply air collector
5 Flue gas pressure cartridge
6 Return sensor
7 Water pressure sensor
8 Electronics box
9 Stainless steel heat exchanger
10 Feed sensor
11 Safety cut-out
12 Ignition electrode
13 Automatic air vent
14 Monitoring electrode