SystemAir Danvent DV

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r.5Otherfunctionstomaintain
r.5.1Theunit 
Theunitshouldbecleanedonceayearwhenoperatingwithnormalairqualityforcomfort ventilationwith
nospecialhygienerequirements.
To clean theunit,dryitoffwithadrycloth,orusewatermixedwitha
non‐ corrosivecleaningmedium.
Anycorrosioni.e.atthefiltersshouldbecleanedoffimmediately,andthesurfacetreated.
Inspecialoperatingconditions,wheretheairis
aggressive orveryhumid,forexample,orwherethereare
specialhygienerequirements,theunitshallbecleanedmorefrequentlyasrequired.
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Cleaning
mediumandmethod shouldbeadaptedtothe relevant conditions.Anycorrosionshouldbe
cleanedoffimmediately,andthesurfacetreated.
Closingmechanismsareto belubricatedatleastonceayear.Syntheticdoor hingesareservicefree.Seals
aroundinspectiondoorsare
to becleaned atleastonceayearandareto becheckedforleakage.
Itisrecommendedtotreatthesealswithamoisturerepellentagent.Connectingpiecesfortheunit
sections,includingtheDisc‐Lock types,are
to bechecked fortightnessatleastonceayear.
Allsealsareto beinspectedatleastonceayearandareto berepairedifnecessary.
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Grillesforairintakeandexhaustairoutletaretobecleanedatleastonceayearto preventblockage.
r.5.2Dampers
Rubbersealsbetweenthedamperbladesthemselves  andbetweenthe dam perbladesandtheframeare
tobechecked onceayear.Thesesealsarenottobelubricatedortreatedinanyotherway.
Eachdamperbladeisconnected byapivotingsystem.Thesteelrodsandbrassbushesdo not require
lubrication
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Thedamperbladesarefittedwithsyntheticbearings requiringnolubrication. Air‐tightnessofthedamper,
whenthedampermotor isintheclosedposition,mustbevisuallychecked onceayear.Thedampermotor
istobeadjustedifthedamperdoesnot close tightly.
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