Related Manuals for Vaillant VU GB 806/5-5
Summary of Contents for Vaillant VU GB 806/5-5
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Page 1: Operating Instructions
Operating instructions For the operator Operating instructions ecoTEC Gas-fired wall-hung high-efficiency boiler GB, IE... -
Page 2: Table Of Contents
Applicability of the instructions ........3 Disposing of the packaging .........24 Identification plate ............3 CE label ................3 Manufacturer's guarantee and Benchmark ................. 3 Vaillant customer services ........24 Factory guarantee ............24 Safety .................4 Vaillant Service ...............24 Safety and warning information ........4 Intended use ..............4 Glossary ................25... -
Page 3: Notes On The Documentation
(contained in the installation instructions) must be com- pleted by the Health and Safety Executive-approved heating The identification plate of your Vaillant ecoTEC plus boiler specialist company and/or the competent person present is attached at the factory to the underside of your boiler. -
Page 4: Safety
Safety Safety Intended use The Vaillant ecoTEC plus boilers are state-of-the-art appli- ances which have been constructed in accordance with rec- Safety and warning information ognised safety regulations. Nevertheless, there is still a risk of injury or death to the operator or others or of damage to >... -
Page 5: General Safety Information
Safety General safety information What to do in an emergency if you smell flue gas Installation errors, damage, tampering with the unit, unau- > Observe the following safety instructions at all times. thorised installation sites or similar can cause flue gas to escape and result in a risk of poisoning. - Page 6 Caution. With Vaillant ecoTEC plus boilers, the cold water stop valve > Under no circumstances should you add frost protection is not included in the scope of delivery of your boiler.
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Page 7: Description Of Devices And Functions
Description of devices and functions Description of devices and functions Function Your Vaillant ecoTEC plus is a gas-fired wall-hung high-effi- ciency boiler, which generates heat for heating and/or hot Design water production. VU boilers can be operated together with a domestic hot water cylinder, which stores a larger volume of hot water. -
Page 8: Operation
Operation Operation Overview of the controls F.01 4.1 ecoTEC plus controls On/off button for switching the boiler on or off Controller (accessory) The Digital Information and Analysis System consists of: 4.2 DIA system with possible symbol displays Fault clearance key to clear certain faults Display indicating the current heating flow tempera- ture, the filling pressure of the heating installation, Operating buttons... -
Page 9: Operating Concept
Operation Displayed symbols Additional symbols: Flame: Summer mode active Permanently on: Correct burner operation; burner Heating mode is switched off Display of the current burner modulation rate (bar Burner anti-cycling time active graph display) This function is used to prevent frequent on/off operations, and therefore contributes to prolonging the life of your boiler. -
Page 10: Basic Display
Operation Basic display With both selector buttons at the same time: – you can navigate to the menu (¬ section 6) With the minus button or the plus button – you can go back and forth between the individual points of the entry list in the menu –... -
Page 11: Preparing For Start-Up
Operation Preparing for start-up 4.6.2 Switching on the boiler Caution. 4.6.1 Opening the isolator devices Material damage caused by frost. Frost protection and monitoring devices are only active while the boiler is connected up to the power supply. The isolator devices are included in the scope of >... -
Page 12: Water Pressure
Operation 4.6.3 Checking the filling pressure of the heating The current filling pressure (1) and the minimum (3) or installation maximum water pressure (2) that is to be set appear in the display. If the heating installation extends over several storeys, a Caution. -
Page 13: 4.10 Setting The Heating Flow Temperature
Operation Setting the heating flow temperature The heating installation is filled via a filling cock provided by the installer (if a system separation device is used between the unit heating circuit and the building heating circuit). > Ask your competent person where the filling cock is 4.7.1 Setting the heating flow temperature without a controller connected... -
Page 14: Hot Water Generation
Operation Hot water generation If your controller is connected to the boiler via a dual-cable eBUS line, you can set the target hot water target tempera- ture on the controller. Ask your competent person whether Danger! or not your controller is connected via a dual-cable eBUS Risk of being scalded by hot water! line. - Page 15 Operation To switch Heating mode on again: DHW temperature > Use the plus button to set your required heating flow temperature. Cylinder charging off > Confirm the change by pressing the right-hand selector button ("OK"). 4.10.3 Temporarily shutting down the boiler Cancel Caution.
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Page 16: Protecting The Heating Installation Against Frost
Operation 4.11 Protecting the heating installation against 4.11.2 Draining the heating installation frost Another way to protect the heating installation and the boiler from frost when they are switched off for a very long Caution. time is to drain them. You must ensure that the heating Risk of damage caused by frost. -
Page 17: Troubleshooting
> Never attempt to perform maintenance or repairs on your boiler by yourself. > You must employ an approved heating specialist company or Vaillant Service Solutions (0870 6060 777). to complete such work. Reading fault messages F.75... -
Page 18: Reading Fault Codes
Troubleshooting Reading fault codes If a fault develops in the boiler, the display shows a fault code starting with "F...". A plain text display explains the displayed fault code. Example for F.10 "Flow NTC short cir- cuit". Fault codes have priority over all other displays. If a fault occurs, the display no longer shows the current heat- ing flow temperature. -
Page 19: Rectifying Low Water Pressure
Ignition failed" (2). mally use tap water. In exceptional cases, however, the On Vaillant ecoTEC plus boilers, a crossed-out flame symbol water quality may not be suitable for filling the heating is also displayed along with the relevant plain text in the installation because the water is highly corrosive or calcif- display, e. -
Page 20: Service Message
Auxiliary functions Auxiliary functions Service message The digital information and analysis system provides you with further functions via the menu. Operation in the menu You can access this menu by pressing both selector buttons ("i") at the same time. 6.1.1 Structure of the menu 5.4 Service message In addition to the direct operation via the selector buttons... - Page 21 Auxiliary functions 6.1.2 Overview of the menu structure Menu Water pressure Water pressure Live Monitor Information Back Select Back Menu S.00 Water pressure Heating Live Monitor no heat requirement Information Back Select Back Menu Information Contact data Water pressure Contact data Live Monitor Serial number 0219118...
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Page 22: Displaying The Live Monitor (Current Status Of The Boiler)
Auxiliary functions Displaying the Live monitor Setting the display contrast (current status of the boiler) Display contrast S.04 Heating mode burner on Back Back 6.4 Setting the display contrast 6.3 Live monitor (current status of the boiler, example) Menu ¬ Information ¬ Display contrast Menu ¬ Live Monitor Using this function, you can set the display contrast in rela- This function allows you to display the current status of... -
Page 23: Displaying Contact Data For The Competent Person
Service Service > Use the minus button or plus button to scroll until your language appears. Danger! Displaying contact data for the competent Risk of injury and material damage due person to incorrect maintenance and repairs! If maintenance is not carried out, or it is carried out incorrectly, this may adversely affect the operational reliability of your Contact data... -
Page 24: Decommissioning
Disposing of the boiler Factory guarantee Do not dispose of your Vaillant ecoTEC plus boiler or any of Two year guarantee for ecoTEC plus appliances its accessories in the household waste. Vaillant undertakes to rectify any manufacturing defect that >... -
Page 25: Glossary
Glossary Glossary Heating flow temperature Your boiler heats water which is pumped through your heating installation. The temperature of this hot water as it Air/flue gas duct leaves the boiler is referred to as the heating flow tempera- The air/flue gas duct consists of all components that route ture. -
Page 26: Index
Flue gas .................... 5 Flue gas smell ................. 5 Frost Activating the frost protection function ......16 Vaillant customer service ............. 5, 24 Draining the heating installation ........16 Protecting the heating installation against frost ... 16 Heating flow temperature ............13 Hot water Drawing hot water .............. -
Page 27: Brief Operating Instructions
Brief operating instructions For detailed information, please read the corresponding section in these installation instructions. 1. Switching off Heating mode (Summer mode) (¬ section 4.10.2) Target flow temp. Target flow temp. Heating off Back Cancel > Right-hand selector but- > –-Button to "Heating off" >... - Page 28 Supplier Manufacturer...