For the owner Instructions for use ecoTEC Wall hung room sealed fan assisted condensing boilers GB
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Contents Specified use 1 Notes on these instructions Specified use ................................................................ 2 1 1.1 1.2 1.3 1.4 Notes on these instructions ........................... 2 Storage of the documents ...................................... 2 Symbols used in this manual ................................. 3 CE marking.................................................................. 3 Data badge.................................................................. 3 2 2.1 2.
Notes on these instructions 1 Safety 2 1.2 Symbols used in this manual Please observe the safety instructions in this operating manual for the operation of the appliance. d Danger Immediate risk of serious injury or death. a Caution Potentially dangerous situations for the product and environment. 2 2.
2 Safety - The safety valve for the heating water - Any structural changes around the appliance that could affect the operational safety of the boiler. a Caution Inappropriate modifications can cause damage. Never tamper with the boiler or other parts of the system. Never attempt to perform maintenance or repairs yourself. - Do not damage or remove seals on components. Only authorised engineers or our customer service may removed sealed components. d Danger Risk of scalding.
Instructions on operation 3 3 Instructions on operation 3.1 3.1.1 Factory guarantee Two year guarantee for ecoTEC plus and ecoTEC exclusive boilers Vaillant undertakes to rectify any manufacturing defect that occurs within twenty-four months of the installation date. For the 2nd year of the guarantee to be valid an annual service must be carried out by a CORGI registered installer one year after installation. The cost of this annual service is not included in the guarantee. 3.1.
4 Operation 4 Operation 4.1 Overview of controls on ecoTEC plus and ecoTEC exclusive 1 2 10 The ecoTEC plus and ecoTEC exclusive appliance is fitted with a digital information and analysis system. This system provides information on the operating status of your appliance. During normal operation, the display (1) shows the current heating flow temperature (in this example 45 °C). In the event of a fault, an error code appears instead of the temperature.
Operation 4 Warmstart system active (ecoTEC plus combination boilers only) Illuminated: Warmstart turned on Flashing: Warmstart demand, burner on Internal pump is running i Gas valve is activated F P 1 Flame with cross: Boiler is at lock out and will display fault code 2 bar Flame without cross: Normal burner operation 4.2 4 Overview of controls on ecoTEC pro 1 2 3 11 10 i F P 4 bar 5 9 8 7 6 Fig. 4.
4 Operation 4.3 4.3.1 Initial checks before turning on Opening the service valves ecoTEC plus and pro h IfNote a bottom cover is fitted to the boiler the service valves are behind this cover. • Ensure that the service valves in the heating flow and return (4 and 1) and the gas service valve (3) are open. The flow, return and gas service valves are open when the screwdriver slot is in the same direction as the pipework.
Operation 4 4.3.2 Checking the system pressure plus/exclusive pro 4.4 Turning the boiler ON 2 1 1 Fig. 4.8 Switching on the appliance (example: ecoTEC plus) Fig. 4.7 Checking the filling pressure of the heating system • Check the water pressure of the system using the pressure gauge (1) before putting the boiler into operation. For the heating system to operate properly, the indicator on the pressure gauge must be in the dark grey zone when the system is cold. This is a filling pressure between 1.
4 Operation 4.5 Domestic hot water with ecoTEC combination boilers The boiler must only be used when the heating system contains water (see 4.3.2). 4.5.1 Setting the water temperature plus/exclusive pro 4.5.2 Switching the warmstart function on and off The warmstart system of the ecoTEC combination boilers provides you with hot water at the required temperature immediately.
Operation 4 ecoTEC pro 4.6 1 Heating operation The boiler must only be used when the heating system contains water (see 4.3.2). b 4.6.1 Setting the maximum radiator temperature control a plus/exclusive 2 b 2 c 1 2 Fig. 4.11 Switching the warmstart system on and off with ecoTEC pro • Activate the warmstart system by briefly turning the knob (1) all the way clockwise (position a). The green LED (2) lights up. Then select the required temperature, e.g. setting b, see 4.5.1.
4 Operation 4.6.2 Switching off heating (summer operation) plus/exclusive The boiler will now operate automatically to provide central heating for the conditions selected on the external controls (ecoTEC combination boilers will also provide domestic hot water on demand). After the boiler stops operating the pump will continue to operate for a short period to fully disperse the heat from the boiler.
Operation 4 Display Meaning Displays during heating operation S. 0 No heat required S. 1 Pump running S. 3 Ignition sequence (heating operation) S. 4 Burner ignited S. 6 Fan and pump overrun S. 7 Pump overrun S. 8 Anti-cycling mode (after heating operation) S.30 Room thermostat 3/4 no heating demand S.31 Summer mode active S.34 Frost protection mode Displays in hot water operation (ecoTEC combination boilers only) Hot water demand S.10 S.14 S.20 S.
4 Operation h IfNote contacting Vaillant Service Solutions please remember to quote the fault code, as this will help to pinpoint the fault. 4.9 4.10 Frost protection The frost protection feature only protects the boiler. Any other parts of the system liable to frost damage should be protected accordingly.
+20 C +20 C +15 C +5 C bar i ecoTEC pro ecoTEC plus / exclusive F P VRT/VRC
838402_05 GB 06 2007
