•Theunitiscorrectlywired
•Outdoorandexhaustairdampersandsilencersareinstalledandthattheductsystemiscorrectly
connectedtotheunit
•Allductsaresufcientlyinsulatedandinstalledaccordingtolocalrulesandregulations
•Outdoorairintakeispositionedwithsufcientdistancetopollutionsources(kitchenventilatorexhaust,
centralvacuumsystemexhaustorsimilar)
•Allexternalequipmentareconnected
•Theunitiscorrectlyconguredandcommissioned
•Theweekscheduleandairowsettingsarecorrectlyprogrammed.
9Operation
9.1Settingthetemperature
Thesupplyairtemperatureissetmanuallyinstepsof1Kinthemainmenudisplaybychoosingthe
temperaturesymbol.
Ifanelectricalre-heaterisinstalledthetemperaturesetpointsare:
12-22°C.Forinstalledwaterre-heaterthesetpointsare:12-40°C.
Ifthere-heaterisdeactivated,thetemperaturestepsare:
15-19°C.Defaultvalue:15.0°C.
Eachtemperaturestepisillustratedbyincreasingthellingofthetemperaturesymbolandthetemperature
isshowninthedisplay
Anunlledtemperaturesymbolwillactivatemanualsummermode.Seechapter9.3
9.2Manualsettingofairow
Itispossible,atanytime,tomanuallysettheairowinthemainmenudisplay.Bychoosingthefansymbol
andconrming,itispossibletoincreaseordecreasetheairowin5steps:Off,Low,Nom,HighandAuto.
Bydoingso,youoverridetheprogrammedweekschedulefortheunituntiltheendofthepresenttime
periodintheweekprogram(chapter7.7).
Warning
Itisnotrecommendedtoactivatemanualfanstop(setfantoOFF)instandardhouseholds.Ifmanual
fanstopisactivated,theunitshouldbeprovidedwithdampersinexhaustandfreshairductstoavoid
colddraughtandriskofcondensationwhentheunithasbeenstopped.
ThefancanbesettoOFFbyactivatingmanualfanstop.SeetheInstallationandServicemanual,
chapterServicemenuoverview:Manualfanstop.
SAVEVTR200/BInstallationandService
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SystemairSverigeAB