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Operating instructions
Publisher/manufacturer
Vaillant GmbH
Berghauser Str. 40
D-42859 Remscheid
Tel. +49 21 91 18‑0
Fax +49 21 91 18‑2810
info@vaillant.de
www.vaillant.de
ecoTEC plus
VU 446/5-5 (H-GB)
VU 606/5-5 (H-GB)
GB, IE, NZ

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Summary of Contents for Vaillant ecoTEC plus

  • Page 1 Operating instructions ecoTEC plus VU 446/5-5 (H-GB) VU 606/5-5 (H-GB) GB, IE, NZ Publisher/manufacturer Vaillant GmbH Berghauser Str. 40 D-42859 Remscheid Tel. +49 21 91 18‑0 Fax +49 21 91 18‑2810 info@vaillant.de www.vaillant.de...
  • Page 2: Table Of Contents

    Setting the heating flow temperature ......... 13 Setting the domestic hot water temperature ......... 13 4.10 Switching off the product's functions ........14 Care and maintenance ....14 Caring for the product ....14 Maintenance ........ 14 Operating instructions ecoTEC plus 0020261390_01...
  • Page 3: Safety

    This product is a heat gener- Caution. ator that has been specially de- Improper use of any kind is prohibited. 0020261390_01 ecoTEC plus Operating instructions...
  • Page 4: General Safety Information

    What to do if you smell gas in the building: the building: ▶ Avoid rooms that smell of ▶ Avoid rooms that smell of gas. ▶ If possible, open doors and gas. windows fully and ensure adequate ventilation. Operating instructions ecoTEC plus 0020261390_01...
  • Page 5 What to do if you smell flue gas tions that may affect the in the property: operational reliability of the ▶ Open all accessible doors product and windows fully to provide ventilation. ▶ Switch off the product. 0020261390_01 ecoTEC plus Operating instructions...
  • Page 6 1.3.14 Risk of material ▶ Ensure that no chemical sub- damage stances are stored at the in- The product's casing is not stallation site. designed to withstand loads. There is a risk that it will be- Operating instructions ecoTEC plus 0020261390_01...
  • Page 7 Safety 1 come deformed due to the ef- fect of bearing weight. ▶ Do not place any objects on the product. 0020261390_01 ecoTEC plus Operating instructions...
  • Page 8: Notes On The Documentation

    The Benchmark Checklist will be required 2.4 Benchmark in the event of any warranty. Applicability: Great Britain Vaillant is a licensed member of the Benchmark Scheme which aims to im- prove the standards of installation and commissioning of domestic heating and...
  • Page 9: Product Description

    Right selection button tional control button Left selection system button button 3.3 Display F.01 Heating installa- Current assign- tion filling pres- ment of the right- sure hand selection Current heating button flow temperat- ure, additional information 0020261390_01 ecoTEC plus Operating instructions...
  • Page 10: Protecting The Heating Installation Against Frost

    Burner anti-cyc- To avoid the circulating water on the heating side to ling time is active need for frequent approx. 30 °C. switching on and off (increases the product's service life). Operating instructions ecoTEC plus 0020261390_01...
  • Page 11: Data Plate

    Energy Saving Nominal heat output range Trust endorsed product brandmark gives in heating mode consumers confidence that a product will cost less to run, help lower energy bills and reduce carbon emissions. 0020261390_01 ecoTEC plus Operating instructions...
  • Page 12: Operation

    Adjustable values are always displayed as flashing. You must always confirm a change to a value. Only then is the new setting saved. You can use the button to cancel a pro- cess at any time. Operating instructions ecoTEC plus 0020261390_01...
  • Page 13: Menu Display

    4. Select the required language by press- 5. Confirm by pressing 6. Once you have set the correct lan- guage, press again to confirm this. ▶ Press the button ( 0020261390_01 ecoTEC plus Operating instructions...
  • Page 14: Switching Off The Product's Functions

    If the heating installation's filling pressure falls below a value of 0.05 MPa (0.5 bar), the product switches off. The display al- ternates between fault message F.22 and the current filling pressure. In addition, Operating instructions ecoTEC plus 0020261390_01...
  • Page 15 8. Check the filling pressure in the ically disappears after approx. display. 20 seconds. 9. Top up with more water if necessary. 10. Close the filling tap. 11. Return to the basic display. 0020261390_01 ecoTEC plus Operating instructions...
  • Page 16: Checking The Condensate Discharge Pipe And Tundish

    F.28 or F.29 in the mark: display. ▶ In this case, do not dispose of the The product will only ignite automatically product with the household waste. again once you have eliminated the fault manually. Operating instructions ecoTEC plus 0020261390_01...
  • Page 17: Guarantee And Customer Service

    – Immediate help ous to human health and the environment. If your Vaillant boiler develops a fault your ▶ In this case, dispose of the batteries at first action should be to contact your in- a collection point for batteries.
  • Page 18: Appendix

    Heating mode: Fan reduction S.07 Heating mode: Pump overrun S.08 Heating mode, burner anti-cycling time Cylinder charging mode S.20 Domestic hot water requirement S.21 DHW mode: Fan start-up S.22 Domestic hot water mode: Pump running Operating instructions ecoTEC plus 0020261390_01...
  • Page 19: C Fault Codes

    The product automatically – Heating does switches on after the power not heat up supply is restored. The product is switched off. Switch on the product (→ "Switch- ing on the product" section). 0020261390_01 ecoTEC plus Operating instructions...
  • Page 20 Ensure that the stopcocks for the hydraulic circuit(s) are open Domestic hot wa- The external control is not set correctly. Set the external control correctly ter generation (→ Control operating instructions). functioning cor- rectly; heating does not start up. Operating instructions ecoTEC plus 0020261390_01...
  • Page 24 Belper Derbyshire DE56 1JT Telephone 0330 100 3461 info@vaillant.co.uk www.vaillant.co.uk Vaillant Group International GmbH Berghauser Strasse 40 42859 Remscheid Tel. +49 21 91 18‑0 www.vaillant.info © These instructions, or parts thereof, are protected by copyright and may be reproduced or distributed only with the manufacturer's written consent.

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