Vaillant VRC 700/4 Operating Instructions Manual
Also see for VRC 700/4: Schematics and Installation Guide
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Maintenance 60020200782_03 Operating instructions 175.4.4 Ventilation boostOp. mode → Ventilation boostMenu → Basic settings → Operating mode → ZONE1 →Ventilation boost– If you want to switch off the zone while the living areasare being ventilated, activate the Ventilation boost ad-vanced function.This advanced function switches the zone off for 30 minutes.The frost protection function is activated, and hot water gen-eration and circulation remain active.Ventilation is activated and works at the highest ventilationlevel.The advanced function is automatically deactivated after 30minutes or you can cancel the advanced function first. Theheating installation will then return to the pre-set operatingmode.5.4.5 PartyOp. mode → Party functionMenu → Basic settings → Operating mode → ZONE1 →Party function– If you want to switch on the zone, hot water generation,ventilation and circulation temporarily, activate the Partyfunction advanced function.The advanced function brings the room temperature to theset desired temperature Day, in accordance with the set timeperiods.The advanced function is deactivated after six seconds orif you cancel it before the six seconds is up. The heatinginstallation will then return to the pre-set mode.5.4.6 Cylinder boostOp. mode → Cylinder boost– If you have switched off hot water generation or requirehot water outside a time period, activate the Cylinderboost advanced function.The advanced function heats the water in the domestic hotwater cylinder until it reaches the set desired temperatureDomestic hot water. The advanced function is active forone hour unless you cancel it sooner. The heating installa-tion then returns to the preset operating mode.5.4.7 System OFF (frost protection active)Op. mode → System OFF active– The heating function, hot water circuit and cooling areswitched off. The frost protection function is activated.The circulation is switched off.Ventilation is activated and works at the lowest ventilationlevel.5.5 Messages5.5.1 Service messageIf a service is required, the controller displays a service mes-sage in the display.To prevent the heating installation from breaking down andto prevent damage, you must pay attention to the servicemessage:▶ If the operating instructions for the unit that is displayedcontain maintenance instructions for the service mes-sage, carry out maintenance work according to the main-tenance instructions.▶ If the operating instructions for the unit displayed do notcontain maintenance instructions for the service mes-sage, or if you do not want to carry out the maintenancework yourself, inform a competent person.5.5.2 Fault messageIf a fault occurs in the heating installation, the controller dis-plays a fault message in the display. The competent personmust clear or rectify the fault in the heating installation, oth-erwise it could cause material damage or make the heatinginstallation malfunction.▶ Inform a competent person.If you would like to see the basic display on the displayagain, press the left-hand selection button Back.You can read the current fault messages under Menu → In-formation → System status → Fault status. As soon as afault message occurs for the heating installation, the settinglevel displays the value Fault list. The right-hand selectionbutton has been assigned the Display function.6 Maintenance6.1 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. |
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