2 Notes on the documentation8 Installation and maintenance instructions ecoTEC pro 0020244995_022 Notes on the documentation2.1 Observing other applicable documents▶ You must observe all the operating and installation in-structions included with the system components.2.2 Storing documents▶ Pass these instructions and all other applicable docu-ments on to the system operator.2.3 Applicability of the instructionsThese instructions apply only to:Product article numberArticle num-berGas CouncilNumberVUW 246/5-3 (H-GB)ecoTEC pro 240010021836 47-044-88VUW 286/5-3 (H-GB)ecoTEC pro 280010021837 47-044-89VUW 286/5-3 (P-GB)ecoTEC pro 280010021838 47-044-902.4 BenchmarkVaillant is a licensed member of the Benchmark Scheme.Benchmark places responsibilities on both manufacturersand installers. The purpose is to ensure that customers areprovided with the correct equipment for their needs, that it isinstalled, commissioned and serviced in accordance with themanufacturer’s instructions by a competent person approvedat the time by the Health and Safety Executive and that itmeets the requirements of the appropriate Building Regu-lations. The Benchmark Checklist can be used to demon-strate compliance with Building Regulations and should beprovided to the customer for future reference.Installers are required to carry out installation, commission-ing and servicing work in accordance with the BenchmarkCode of Practice which is available from the Heating andHotwater Industry Council who manage and promote theScheme.Benchmark is managed and promoted by the Heating andHotwater Industry Council.For more information visit www.centralheating.co.uk3 Product description3.1 Product design3.1.1 Functional elements, product withintegrated hot water generation678910111314164312191817155121 Gas valve2 Water pressure sensor3 Heat exchanger4 Connection for the fluepipe5 Flue gas analysis point6 Expansion vessel7 Air intake pipe8 Compact thermalmodule9 Ignition electrode10 Fan11 Automatic air vent12 Pressure gauge13 Internal pump14 Diverter valve15 Expansion relief valve16 Electronics box17 Impeller sensor (hotwater)18 Bypass valve19 Secondary heat ex-changer3.2 Information on the identification plateThe identification plate is mounted on the underside of theproduct in the factory.Information on thedata plateMeaningRead the instructions.VUW… Vaillant gas-fired wall-hung boiler forheating and domestic hot water genera-tion..6/5-3 Gross calorific value power/productgeneration equipment