Viessmann Vitodens 300 Installation Instructions Manual
Type wb3b, 4.2 to 35.0 kw
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Also See for Vitodens 300:
- Service instructions manual (132 pages) ,
- Datasheet (41 pages) ,
- Installation instructions manual (20 pages)
Related Manuals for Viessmann Vitodens 300
Summary of Contents for Viessmann Vitodens 300
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Page 1: Installation Instructions
VIESMANN Installation instructions for heating engineers Vitodens 300 Type WB3B, 4.2 to 35.0 kW Wall mounted gas fired condensing boiler Natural gas and LPG version VITODENS 300 Dispose after installation. 5862 872 GB 12/2005... -
Page 2: Safety Instructions
Safety instructions Please follow these safety instructions closely to prevent accidents and material losses. Safety instructions explained Regulations Danger Observe the following when working This symbol warns against the on this system & risk of injury. all legal instructions regarding the prevention of accidents, &... -
Page 3: Table Of Contents
Index Preparing the installation Product information ..................Preparing the installation ................& Preparing the boiler installation ..............Installation steps Installing the boiler and making all connections ........... Flue gas connection..................Condensate connection ................Gas connection ..................Opening the control unit housing ..............10 Electrical connections ................. -
Page 4: Product Information
Conversion for other target countries The Vitodens 300 should generally only be delivered to those countries speci- fied on the type plate. For deliveries to alternative countries, an approved con- tractor must arrange, on his own initiative, for an individual approval in... -
Page 5: Preparing The Installation
Preparing the installation Preparing the boiler installation For on‐site preparation of gas, water and electrical connections, see installation instructions, installation template or mounting frame. A Heating flow Rp¾" F Fill & drain valve B DHW cylinder flow G¾" G Cable entry C Gas connection H Dimension with DHW cylinder D DHW cylinder return G¾"... - Page 6 Preparing the installation (cont.) 4.2 ‐ 13 4.8 ‐ 19 6.6 ‐ 26 8.7 ‐ 35 Rated output range Note 2. Prepare the gas connection This boiler (protection level: IP X4 D) according to TRGI or TRF or all is approved for installation in wet local regulations.
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Page 7: Installing The Boiler And Making All Connections
Installing the boiler and making all connections Note Quick‐acting air vent valve and connector for the expansion vessel (only for 26 and 35 kW) are packed separately. A Heating flow D DHW return B DHW flow E Heating return C Gas connection F Fill &... -
Page 8: Flue Gas Connection
Flue gas connection Connect the balanced flue pipe. Flue gas system installation instructions. Condensate connection Connect the condensate drain with a slope and a pipe vent to the public sewer. Gas connection Notes regarding the operation with We recommend the installation of an external safety solenoid valve when installing the boiler in rooms below ground level. - Page 9 Gas connection (cont.) 1. Carry out a gas soundness test. 2. Vent the gas supply pipe. Please note Conversion to other gas Excessive test pressure types: may damage the boiler and Service instructions the gas valve. Max. test pressure 150 mbar.
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Page 10: Opening The Control Unit Housing
Opening the control unit housing... -
Page 11: Electrical Connections
Electrical connections Information regarding the connection of accessories For details of accessories, also observe their separate installation instructions provided. Please note Electronic modules can be damaged by electro‐static discharges. Touch earthed objects, such as heating or water pipes, to discharge sta- tic loads. - Page 12 Electrical connections (cont.) A Radio clock receiver...
- Page 13 Electrical connections (cont.) B Vitotrol 100 UTD (only for con- stant temperature control units) Remove jumper when making this connection. C Vitotrol 100 UTA (only for constant temperature control units) Remove jumper when making this connection. & 230 V~ plugs External safety solenoid valve DHW circulation pump G (LPG) D;...
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Page 14: Allocation Of Connections To Plug 28
Electrical connections (cont.) Low voltage plugs Cylinder temperature sensor Outside temperature sensor (part of the DHW cylinder con- (only for weather‐compensated nection set). aVG KM BUS user (accessories) control units) & Installation: Vitotrol 200 or 300 remote con- & North or north‐western wall, trol &... -
Page 15: Routing Connecting Cables
Electrical connections (cont.) Routing connecting cables Please note Connecting cables will be damaged if they contact hot parts. When routing and securing connecting cables on site, ensure that the maximum permissible temperatures for these cables are not exceeded. A Low voltage connections F Cable grommet for power supply B 230 V connections cable... -
Page 16: Closing The Control Unit Casing And Inserting The Programming Unit
Closing the control unit casing and inserting the programming unit... -
Page 17: Front Panel Installation
Front panel installation Commissioning and adjustment For commissioning and adjustment, see service instructions. - Page 20 Viessmann Werke GmbH&Co KG Viessmann Limited D-35107 Allendorf Hortonwood 30, Telford Telefon: +49 6452 70-0 Shropshire, TF1 7YP, GB Telefax: +49 6452 70-2780 Telephone: +44 1952 675000 www.viessmann.de Fax: +44 1952 675040 E-mail: info-uk@viessmann.com...