SystemAir DANVENT DV10

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34
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k.4.1.1Checklistpriortostart‐up
 Istheunitassembledcorrectlywithitsfunctionsinthecorrectorder?Seeannex2.
 Arethesectionsandductsassembledcorrect?Seeannexi.
 Checkthatfansandanti‐vibrationmountsarenotdamagedaftertransportationandinstallation.
 Isthe
rotaryexchangerturningfreely?
 Aresafetyguardsinstalledcorrectly?
 Iftheunitincludesintegratedheatpump(DVU),checkwhetheritisinstalledandsupervisedby
qualifiedservicepersonnel.
 IftheunitcontainsElectricairheater,makesurethatthesupplyisolatordisconnectswiththeunit.
 Ducts‐are
allductsinstalled?
 Externalcomponents‐arethevalveandvalvemotorinstalledcorrectly?
 Isthecirculationpu mpinstalledcorrectly?
 Iswaterunderpressureinthecoilandcirculationpump?
 Arethepressuretransmittersinstalledandconnectedcorrectly?(Ifthisisasystemwithpressure
transmittersin
theducts)
 Mainpowersupply:
o Connectedcorrectly?(3x400V+N+PE)
o Arecontrolsignalsforactuatorsconnectedcorrectly?
k.4.1.2Switchonpower
Donotstartuntilallsafetyprocedureshavebeencompletedandensurethatinspectiondoorsareclosed
andlocked.
Switchonpowerandthe
unitshouldbereadyforthestart‐up.
k.5Descriptionoffunctions
k.5.1Heatingcoilforhotwaterpreparedfortemperaturesensor(frostprotection)
FromSystemaireveryheatingcoilforhotwaterisprovidedwithalittlepipeatthecollectionpipeforthe
returnwater.Thislittlepipeispreparedfortheinstallationofatemperaturesensorforthetransmissionof
the
returnwatertemperaturetothecontroller.Thetemperaturesensorisnotincluded.
k.5.2DXcooling
CablesandflowguardarenotdeliveredbySystemair
k.5.3Circulationpump,heating
CirculationpumpisnotincludedinthedeliveryfromSystemair.
k.5.4Electricalheaterbattery
k.5.4.1Controlofheatingcapacityconnectedtounit
withoutSystemaircontrolsystem
Electricalheaterinstalledwithseparatecontrollerbesidetheheater.Theseparatecontrollerisdesignedfor
capacityconversionof0‐10Vcontrolsignalfromthemaincontrolsystem.Nopowersupplycablesare
connectedtotheelectricheater.Theseparatecontrollerfo rtheheateriswithoutsupply
disconnecting
device.
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