Vaillant ecoTEC pro Operating Instructions Manual

Also see for ecoTEC pro: Installation and maintenance instructions Instructions for use Instructions for installation and servicing Operating instructions Installation and maintenance instructions

Contents

Vaillant ecoTEC pro Operating Instructions Manual Manual pdf 9 page image

Troubleshooting 50020209590_00 ecoTEC pro Operating instructions 94.12.2 Filling the heating installationCaution.Risk of material damage due to heatingwater that is extremely calciferous or cor-rosive or contaminated by chemicals.Unsuitable tap water damages the sealsand diaphragms, blocks components in theproduct and heating installation throughwhich the water flows and causes noise.▶ Only fill the heating installation with suit-able heating water.▶ In case of doubt, ask a competent personfor details.1. Ask a competent person where the filling cock is loc-ated.2. Connect the filling cock to a hot water supply in the wayyou were told by the competent person.3. Open all radiator valves (thermostatic radiator valves) ofthe heating installation.4. Open the hot water supply.5. Turn the filling cock on slowly and allow water to flow inuntil the required filling pressure has been reached.6. Close the hot water supply.7. Purge all radiators.8. Check the filling pressure in the display.9. Top up with more water if necessary.10. Close the filling cock.11. Return to the basic display. (→ Page 7)4.13 Protecting the heating installation againstfrost4.13.1 Frost protection functionCaution.Risk of material damage due to frost.The frost protection function cannot guaran-tee flow through the entire heating installa-tion, which means that parts of the heatinginstallation may freeze and therefore becomedamaged.▶ During a period of frost, ensure that theheating installation remains in operationand that all rooms are sufficiently heated,even when you are away.NoteTo keep the frost protection devices active, youshould switch your product on and off using thecontroller, if one is provided.If the heating flow temperature falls below 5 °C when theon/off button is on, the product comes into operation andheats the circulating water to approx. 30 °C on both the heat-ing side and the hot water side (if available).4.13.2 Draining the heating installationWhen the unit is switched off for an extended period, frostprotection can be guaranteed by completely draining theheating installation and the product.▶ Consult a competent person about this.5 Troubleshooting5.1 Detecting and rectifying faults▶ If faults occur, proceed in accordance with the table inthe appendix.Troubleshooting (→ Page 11)▶ If the fault cannot be eliminated using the specifiedmeasures or if fault messages (F.xx) occur, contact acompetent person.5.2 Calling up (Live monitor) status codes▶ Press and at the same time.Status codes – Overview (→ Page 11)◁ The current operating status (status code) is shownon the display.6 Care and maintenance6.1 MaintenanceAn annual inspection is recommended by a competentperson and is a prerequisite for ensuring that theproduct is permanently ready and safe for operation,reliable, and has a long working life.6.2 Caring for the productCaution.Risk of material damage caused by un-suitable cleaning agents.▶ Do not use sprays, scouring agents, de-tergents, solvents or cleaning agents thatcontain chlorine.▶ Clean the casing with a damp cloth and a little solvent-free soap.6.3 Reading maintenance messagesIf the symbol is shown in the display, the product requiresmaintenance work.The product is not in fault mode but continues to operate.▶ Consult a competent person about this.▶ If the water pressure is flashing at the same time, simplyadd more heating water.

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