Vaillant VRC 700/4 Operating Instructions Manual
Also see for VRC 700/4: Schematics and Installation Guide
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Operating and display functions 50020200782_03 Operating instructions 9Overview table of the operating modes and operat-ing levelsOperating modes (→ Page 19)Operating levels (→ Page 19)The path details given at the start of each function descrip-tion indicate how you reach this function in the menu struc-ture.The description of the functions for ZONE1 also applies forall available zones.5.1 Information5.1.1 Reading the system statusMenu → Information → System status– Under System status, there is a list containing inform-ation that provides an overview of the current systemstatus, and current settings that you can change there.5.1.1.1 SystemMenu → Information → System status → Fault status– If no maintenance is required and no faults have oc-curred, the value No fault appears for Fault status.If maintenance is required or a fault has occurred, thevalue Fault list is shown for Fault status. In this case,the right-hand selection button is for the Display function.If you press the right-hand selection button Display, thelist of fault messages appears on the display.Menu → Information → System status → Green IQ– You can use the function if the connected heat generatorGreen IQ is capable of this.On: The operating mode controls the heat generator in theheating and cylinder charging mode so that a maximumgross calorific value utilisation is achieved.Off: The operating mode is switched off.Menu → Information → System status → Water pressure– You can use this function to read the water pressure ofthe heating installation.Menu → Information → System status → System status– You can use this function to read the heating installa-tion's operating mode.– Standby: The heating installation has no energy require-ment and is in standby.– Heat. mode: The heating installation heats the livingareas to the Desired heating temp..– Cooling: The heating installation cools the living areas tothe Desired cooling temp..– DHW: The heating installation heats the hot water in thecylinder to the desired temperature Domestic hot water.Menu → Information → System status → Collector temp.– You can use this function to read the current temperatureon the collector temperature sensor.Menu → Information → System status → Solar yield– You can use this function to read the total solar yield.Note the contents of the section Display for energy con-sumption and energy yield (→ Page 10).Menu → Information → System status → Reset solar yield– If you select the Yes setting in the Reset solar yieldfunction and press the right-hand selection button OK,you reset the previously totalled solar yield to 0 kWh.Menu → Information → System status → Environmentalyield– You can use this function to read the total environmentyield.Note the contents of the section Display for energy con-sumption and energy yield (→ Page 10).Menu → Information → System status → Reset env.yield– If you select the Yes setting in the Reset env.yield func-tion and press the right-hand selection button OK, you re-set the previously totalled environmental yield to 0 kWh.Menu → Information → System status → Curr. room airhum.– You can use this function to read the current room airhumidity. The room air humidity sensor is installed in thecontroller.Menu → Information → System status → Current dewpoint– You can use this function to read the current dew point.The dew point indicates the temperature at which thewater vapour in the air condenses and settles on objects.Menu → Information → System status → triVAI– You can use this function to read whether the heat pumpor the auxiliary heater (gas, oil or electricity) is currentlycovering the energy requirement. The energy manageruses the triVAI and the comfort criteria to decide whichheat generator to use.If the value that is read is greater than 1, the heat pump isbetter at covering the energy requirement than the auxiliaryheater.5.1.1.2 ZONE1Menu → Information → System status → Day temp. heat-ing– You can use this function to set the desired day temper-ature for the zone.Day temp. heating is the temperature that you want to havein the rooms during the day or when you are at home.Menu → Information → System status → Day temp. cool-ing– You can use this function to set the desired day temper-ature for the zone.Day temp. cooling is the temperature that you want to havein the rooms during the day or when you are at home.Menu → Information → System status → Set-back temp.heat.– You can use this function to set the desired set-backtemperature for the zone.Set-back temp. heat. is the temperature that you want tohave in the rooms during the night or when you are awayfrom home (night mode).Menu → Information → System status → Room temperat-ure |
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