For the owner Instructions for use ecoTEC Wall hung room sealed fan assisted condensing boilers GB
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. Note! h Useful information and instructions. 2 Safety 2.
2 Safety a Caution h Note Inappropriate modifications can cause damage. It cannot be guaranteed that water will circuNever 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. The water coming out of the tap can be very hot (ecoTEC combination boiler only). a Caution Risk of damage.
Instructions on operation 3 3 Instructions on operation 3.1 3.1.1 Factory guarantee Two year guarantee for ecoTEC plus and three year guarantee for ecoTEC exclusive boilers Vaillant undertakes to rectify any manufacturing defect that occurs within twenty four months (ecoTEC plus) or thirty six months (ecoTEC exclusive) of the installation date.
4 Operation 4 Operation 4.1 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 Flame with cross: Boiler is at lock out and will display fault code Flame without cross: Normal burner operation 4.2 i Overview of controls on ecoTEC pro F P 1 1 2 3 11 2 bar 3 4 10 i F P 4 Fig. 4.4 ecoTEC pro indicator lights bar 5 9 8 7 6 Fig. 4.
4 Operation The flow, return and gas service valves are open when the line marking has the same direction as the pipe. 1 a Attention The pressure relief valve is provided for safety reasons and must not be interfered with. h Note A bottom cover is fitted to the appliance. The 4 3 service valves are fitted behind this cover. 90˚ Fig. 4.6.1 Opening the service valves on ecoTEC system boilers 4.3.
Operation 4 h Note Your appliance has a pressure sensor. If the pressure falls below 0.6 bar the pressure flashes in the display. If it falls below 0.3 bar the appliance switches off. The error message F.22 appears in the display. The system must be filled with water before you start up the appliance again. 4.4 plus/exclusive pro 2 3 Turning the boiler ON 2 Fig. 4.9 Setting the water temperature h Note This control adjusts the maximum domestic hot 1 water temperature.
4 Operation 1 b 1 a b Fig. 4.12 Drawing off hot water (example: ecoTEC plus) c 4.6 1 Heating operation Fig. 4.10 Switching the warmstart system on and off with ecoTEC plus and ecoTEC exclusive The boiler must only be used when the heating system contains water (see 4.3.2). ecoTEC pro 4.6.1 Setting the maximum radiator temperature control 1 b plus/exclusive 2 a 2 b c 1 2 1 Fig. 4.
Operation 4 4.6.2 Switching off heating (summer operation) h Note The boiler incorporates an anti-cycling eco- nomiser control to prevent energy wasteful ON and OFF operation of the boiler for short periods when in the central heating mode. When turning the room thermostat to a higher setting there may therefore be a short delay before the boiler operates. plus/exclusive 4.7 Status displays plus/exclusive 2 1 Fig. 4.
4 Operation The status displays provide information on the operating status of the appliance. • Press the “i” button (1) to activate the status displays. Automatic ignition can only take place after you manually reset the fault. • To reset the fault, press the reset button (3) and hold it down for one second. The display (2) then shows the current status code, for example “S. 4” for burner operation. The table below explains the most important status codes.
Operation 4 a Caution d Danger The boiler frost protection and monitoring sysRisk of injury and damage due to improper tems are only active when the main ON/OFF control of the appliance is in the “I” position and it is not disconnected from the main power supply. To ensure that these protection devices remain active, switch your boiler on and off using the external controller.
ecoTEC plus / exclusive ecoTEC pro bar +5 C +20 C +15 C +20 C i P VRT/VRC F
838402_06_GB 03 2008
