Vaillant aroTHERM VWL ../2 A 230 V series Installation Instructions Manual

Start-up 60020147164_07 aroTHERM Installation instructions 216 Start-up6.1 Run the start-up1. Before starting up the product, read through the operat-ing instructions.2. Check that the electrical partition is installed.3. Check that the hydraulic and electric connections arecorrectly designed.4. Check that a dirt filter is installed in the heat pump re-turn.5. Check whether an expansion relief valve, an expansionvessel and a pressure gauge are installed.6. Check the leak-tightness of the connections.7. Open all the heating circuit valves.6.2 Heat pump operating conceptCaution.Risk of material damage caused by incor-rect handling.Incorrect settings at installer level may causedamage to the heating installation.▶ Only access the installer level if you arean approved competent person.The operating concept and operation of the heat pump isdescribed in the operating instructions for the heat pump.Menu → Installer level– You can call up the installer level using code 17.6.3 Running through the installation assistantThe installation assistant is launched when the heat pump isswitched on for the first time.You must confirm the launching of the installation assistant.Once confirmed, all heating demands from the heat pumpare blocked. This status remains until the installation assist-ant is completed or cancelled.Set the system diagram number in the heat pump controlmodule VWZ AI.6.3.1 Setting the languageMenu → Basic setting → Language– You can use this function to set the desired language.6.3.2 Telephone number for the competentpersonYou can store your telephone number in the appliancemenu.The operator can display it in the information menu. The tele-phone number can be up to 16 digits long and must not con-tain any spaces. If the telephone number is shorter, end theentry after the last digit by pressing the right-hand selectionbutton .All of the digits to the right will be deleted.6.4 Calling up Live Monitor (checking statuscodes)Menu → Live Monitor– You can use this function to call up the status code of theheat pump, which provides you with information aboutthe current operating condition of the heat pump.6.5 Calling up statisticsMenu → Installer level → Test menu → Statistics– You can use this function to call up the statistics for theheat pump.6.6 Filling the heating circuitNoteWe recommend using ethylene glycol with corro-sion-inhibiting additives.If no frost protection has been poured in, theproduct will not be protected in the event of apower cut when there is frost.Conditions: SW10 open-end spannerAB10mm21341 Heating circuit purgingvalve2 Open-end spanner (on-site)3 Hose4 Collecting container(on-site)▶ Purge the heating circuit during the filling process, seePurging the heating circuit (→ Page 24).▶ Connect one end of the hose (3) to the heating circuit'spurging valve (1).▶ When purging, insert the other end of the hose (3) intothe mixing container (4).▶ Open the heating circuit's purging valve (1) with anopen-end spanner (2).