Vaillant ecoTEC plus SERIES Installation And Maintenance Manual

9Installation and maintenance manual ecoTEC
2.4 Installation
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14
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Fig. 2.2 Function elements of 800 series
Legend:
1 Diaphragm expansion tank
2 Air intake pipe
3 Compact thermal module
4 Ignition electrode
5 Rapid-action fan
6 Priority reversing valve with bypass
7 Pump
8 Aqua-Sensor
9 Electronics box
10 Pressure sensor
11 Hot water heat exchanger
12 Gas fitting
13 Heat exchanger
14 Connection for the flue pipe
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12
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Fig. 2.3 Function elements of 600 series
Legend:
1 Diaphragm expansion tank
2 Air intake pipe
3 Compact thermal module
4 Ignition electrode
5 Rapid-action fan
7 Pump
9 Electronics box
10 Pressure sensor
12 Gas fitting
13 Heat exchanger
14 Connection for the flue pipe
Boiler specifications 2

Vaillant ecoTEC plus SERIES Specifications

General

Model	ecoTEC plus SERIES
Mounting	Wall-mounted
Fuel Type	Natural Gas / LPG
ErP Heating Efficiency Class	A
NOx Class	5
Category	Boiler
Type	Condensing
Efficiency	Up to 94%
ErP Water Heating Efficiency Class	A