System air SAVE VSR 150/B Manual

SAVEVSR150/B
InstallationandService
Systemairisnotliableorboundbywarrantyiftheseinstructionsarenot
adheredtoduringinstallationorservice.
©2014CopyrightSystemairAB
SystemairABcanacceptnoresponsibilityforpossibleerrorsincatalogues,brochuresandotherprinted
material.SystemairABreservestherighttoalteritsproductswithoutnotice.Thisalsoappliestoproducts
alreadyonorderprovidedthatsuchalterationscanbemadewithoutsubsequentialchangesbeing
necessaryinspecicationsalreadyagreed.
Allrightsreserved.
Documentinoriginallanguage208309-EN_GB
22-10-2014A003

Contents
1DeclarationofConformity...........................................................................................................1
2Warnings...................................................................................................................................2
3Aboutthisdocument..................................................................................................................3
4Productinformation....................................................................................................................3
4.1General...........................................................................................................................3
4.2Transportandstorage.......................................................................................................3
4.3T echnicaldata..................................................................................................................4
5Installation.................................................................................................................................6
5.1Unpacking........................................................................................................................6
5.2Where/howtoinstall.........................................................................................................6
5.3Installingtheunit..............................................................................................................7
5.4Installationprocedure.......................................................................................................8
6Commissioning..........................................................................................................................9
6.1Controlpanel...................................................................................................................9
6.2Startupwizard.................................................................................................................11
6.3Systemcurves.................................................................................................................13
6.4Airowsettings.................................................................................................................15
6.5Defrostlevelsettings........................................................................................................16
6.6ProgrammingtheWeekschedule......................................................................................18
6.7Ext/Forcerun...................................................................................................................19
6.8Extrafunctions.................................................................................................................19
6.9Electricalconnections.......................................................................................................20
6.10Externalconnectionsontheunit......................................................................................23
7Beforestartingthesystem..........................................................................................................24
8Operation..................................................................................................................................25
8.1Settingthetemperature....................................................................................................25
8.2Manualsettingofairow...................................................................................................25
8.3Manualandautomaticsummermode................................................................................25
8.4Coolrecovery...................................................................................................................26
8.5Servicemenuoverview.....................................................................................................26
9Service......................................................................................................................................36
9.1Warnings.........................................................................................................................36
9.2Internalcomponents.........................................................................................................37
9.3Componentdescriptions...................................................................................................38
9.4Troubleshooting...............................................................................................................40
9.5Alarmlist..........................................................................................................................41
9.6Replacingrotordrivebelt..................................................................................................43

1DeclarationofConformity
Manufacturer
SystemairAB
Industrivägen3
SE–73930SkinnskattebergSWEDEN
Ofce:[phone]Fax:[phone]
www.systemair.com
herebyconrmsthatthefollowingproduct:
Heatrecoveryventilationunit:SAVEVSR150/B
(Thedeclarationappliesonlytoproductintheconditionitwasdeliveredinandinstalledinthefacilityin
accordancewiththeincludedinstallationinstructions.Theinsurancedoesnotcovercomponentsthatare
addedoractionscarriedoutsubsequentlyontheproduct).
Complywithallapplicablerequirementsinthefollowingdirectives:
•MachineryDirective2006/42/EC
•LowVoltageDirective2006/95/EC
•EMCDirective2004/108/EC
Thefollowingharmonizedstandardsareappliedinapplicableparts:
ENISO12100:2010Safetyofmachinery-Generalprinciplesfordesign-Riskassessmentandrisk
reduction
EN13857Safetyofmachinery–Safetydistancestopreventhazardzonesbeingreached
byupperorlowerlimbs
EN60335-1Householdandsimilarelectricalappliances–SafetyPart1:Generalrequirements
EN60335-2-40Safetyofhouseholdandsimilarelectricalappliances–Part2-40:Particular
requirementsforelectricalheatpumps,air-conditionersanddehumidiers
EN62233Measurementmethodsforelectromagneticeldsofhouseholdappliancesand
similarapparatuswithregardtohumanexposure
EN50106:2007Safetyofhouseholdandsimilarappliances–Particularrulesforroutinetests
referringtoappliancesunderthescopeofEN60335-1andEN60967
EN61000-6-2Electromagneticcompatibility(EMC)–Part6-2:Genericstandards–Immunity
forindustrialenvironments
EN61000-6-3Electromagneticcompatibility(EMC)–Part6-3:Genericstandards–Emission
standardsforresidential,commercialandlight-industrialenvironments
Thecompletetechnicaldocumentationisavailable.
Skinnskatteberg,22-10-2014
MatsSándor
TechnicalDirector
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2Warnings
Thefollowingadmonitionswillbepresentedindifferentsectionsofthedocument:
Danger
•Makesurethatthemainssupplytotheunitisdisconnectedbeforeperforminganymaintenanceor
electricalwork!
•Allelectricalconnectionsandmaintenanceworkmustbecarriedoutbyanauthorizedinstallerand
inaccordancewithlocalrulesandregulations.
Warning
•Thesystemshouldoperatecontinuously,andonlybestoppedformaintenance/service.
•Theinstallationoftheunitandcompleteventilationsystemmustbeperformedbyanauthorized
installerandinaccordancewithlocalrulesandregulations.
•Bewareofsharpedgesduringmountingandmaintenance.Useprotectivegloves.
•AllthoughtheMainssupplytotheunithasbeendisconnectedthereisstillriskforinjurydueto
rotatingpartsthathavenotcometoacompletestandstill.
•Makesurethatltersaremountedbeforestartingtheunit.
•Thisproductmustonlybeoperatedbyapersonwhichhassuitableknowledgeoreducationwithin
thiseldorcarriedoutwiththesupervisionofasuitablyqualiedperson.
Caution
•Donotconnecttumbledryerstotheventilationsystem.
•Ductconnections/ductendsmustbecoveredduringstorageandinstallation.
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3Aboutthisdocument
ThisinstallationmanualconcernsairhandlingunittypeSAVEVSR150/BmanufacturedbySystemairAB.
Themanualconsistsofbasicinformationandrecommendationsconcerningthedesign,installation,
start-upandoperation,toensureaproperfail-freeoperationoftheunit.
Thekeytoproperandsafeoperatingoftheunitistoreadthismanualthoroughly,usetheunitaccordingto
givenguidelinesandadheretoallsafetyrequirements.
4Productinformation
4.1General
TheSAVEVSR150/Bisaheatrecoveryventilationunit,withtwobuiltinrotatingheatexchangers.The
SAVEVSR150/Bissuitableforhouseswithupto100m2heatedlivingarea.
TheSAVEVSR150/Bsupplieslteredoutdoorairtoresidentialareasandextractairfrombathroom,
kitchenandwetrooms.SAVEVSR150/Bisequippedwitha500Welectricalre-heaterbattery.
4.2Transportandstorage
TheSAVEVSR150/Bshouldbestoredandtransportedinsuchawaythatitisprotectedagainstphysical
damagethatcanharmpanelsetc.Itshouldbecoveredsodust,rainandsnowcannotenteranddamage
theunitanditscomponents.
Theapplianceisdeliveredinonepiececontainingallnecessarycomponents,wrappedinplasticona
palletforeasytransportation.
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4.3Technicaldata
4.3.1DimensionsandWeight
A
B
C
E
MN
H
K
D
FG
I
J
L
Fig.1Dimensionsandweight
Measuresinmmandweightinkg.
ABCDEFGHIJKLMNWeight
11081211481481506285703001481481505753188947
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4.3.2Ductconnections
Fig.2Ductconnections
SymbolDescriptionSymbolDescriptionSymbolDescription
SupplyairOutdoorairCookerhoodair
ExhaustairExtractair
4.3.3Powerconsumptionandfusesize
Re-heater500W
Fans74W
Totalpowerconsumption574W
Fuse10A
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5Installation
Thissectiondescribeshowtoinstalltheunitcorrectly.T oensureaproperandfail-freeoperation,itis
importantthattheunitisinstalledaccordingtotheseinstructions.
5.1Unpacking
Verifythatallorderedequipmentaredeliveredbeforestartingtheinstallation.Anydiscrepanciesfromthe
orderedequipmentmustbereportedtothesupplierofSystemairproducts.
5.2Where/howtoinstall
TheSAVEVSR150/Bshouldpreferablybeinstalledinaseparateroom(e.g.storeroom,laundryroomor
similar.),butcanalsobeinstalledinthekitchenorinstalledushedintheceiling.
Note:
SAVEVSR150/Bmustbeinstalledinaheatedarea.
Whenchoosingtheinstallationposition,considerationmustbetakenthattheunitrequiresregular
maintenance.
•Iftheunitisinstalledstandingonaoor,ooringboardsmustbemounteduptoandundertheunit.
Makesurethattheweightoftheunitissupported.
•Iftheunitiswallorceilingmounted,makesurethattheweightoftheunitissupported.Mountaccording
tolocalrulesandregualtions.
Leavefreespaceforremovingofinspectiondoorsinordertoperformserviceandmaintenanceon
componentsinsidetheunitandalsoforconnectionsofexternalfunctionstotheelectricalconnectionbox.
TheSAVEVSR150/Bissuppliedwithapproximately2mcableandplugfor230V,singlephaseearthed
connection.
Recommendedinstallationlocationfortheoutdoorairintakeisthenorthernoreasternsideofthebuilding
andwithadistancetoopeningsfordischargeofstaleventilationair,kitchenventilator,centralvacuum
system,wastewaterdrainageandotherpollutionsourceslikeexhaustfromtrafcetc.Staledischarge
airshouldideallybeledviaaroofunittotheoutsideandwithagooddistancetoanyoutdoorairintake,
windowsetc.
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5.3Installingtheunit
Theunitcanbeinstalledinthefollowingpositions.
D
C
A
E
B
Fig.3Possibleinstallationpositions
A.Installationatontheoor.Leftandrightconnectionsarepossible.
Theenclosedselfadhesivevibrationdampersmaybeused.
B.Ceilinginstallation.Leftandrightconnectionsarepossible.
Theenclosedmountingbracketsaretobeused.
C.HorizontalwallinstallationLeftandrightconnectionsarepossible.
Awallmountingkitisrequired.Notdeliveredwiththeunit.
Note:
Theunitmaynotbeinstalledwiththeelectricalconnectionboxfacingdownwardduetothefactthat
theheatfromthere-heaterisrisingintheunit!
D.VerticalwallinstallationpositionDwiththesupplyairdownwardsisnotallowedduetothefact
thattheheatfromthere-heaterisrisingintheunit.
E.VerticalwallinstallationpositionEwiththesupplyairupwardsisallowed.
Awallmountingkitisrequired.Notdeliveredwiththeunit.
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5.4Installationprocedure
Note:
Therotatingheatexchangerpackageissecuredwitheightscrews,fouroneachside(AandB),seegure
4.Iftheunitisinstalledwithasidecoverclosetoawall,ceilingoranyobstaclethatpreventstheside
covertobefullyopened,thescrewsholdingtheheatexchangeronthatsidemustberemoved.Thisto
ensurefuturemaintenanceoftheheatexchanger.
1.Opentheappropriatesidecover.
2.Removethescrews,either(1)or(2).
3.Closethesidecover.
1
2
A
B
Fig.4Fixingscrewsfortheheatexchanger
4.Makesurethatthesurfaceisatandthatitsupportstheweightoftheunit.Performtheinstallation
inaccordancewithlocalrulesandregulations.
5.Forinstallationpositionsseegure3.
InstallationpositionA:Fittheenclosedselfadhesivevibrationdampersontheunit.Mountaccording
totheencloseddescription.
InstallationpositionB:Fittheenclosedmountingbrackets.Mountaccordingtotheenclosed
description.
InstallationpositionsCandE:Awallmountingkitisrequired.Notdeliveredwiththeunit.
6.
Warning
Bewareofsharpedgesduringmountingandmaintenance.Useprotectivegloves.Considerthe
unitweightwhenmounting!
Lifttheunitinplaceandfastenit.
7.
Warning
Theinstallationoftheunitandcompleteventilationsystemmustbeperformedbyanauthorized
installerandinaccordancewithlocalrulesandregulations.
Connecttheunittotheductsystem.Makesurethatallnecessaryaccessoriesareusedtocreatea
functionalventilationsolution.
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6Commissioning
Connecttheunitelectricallytothemainswiththeenclosedplug.
6.1Controlpanel
Connecttheunitelectricallytothemainswiththeenclosedplugandcheckthatitstartsupcorrectly.
Thecontrolpanelisusedtomakethenecessaryadjustments.
Anexternalcontrolpanelcanbeconnectedonthetopoftheunit.
Theillustrationbelowshowsthecontrolpanelwithashortdescription.
1
2
3
4
Fig.5Controlpanel
PositionDescriptionExplanation
1DisplayShowssymbols,menusandsettings
2SELECTIONknobMovethroughthemenulistsorchangesettingsand
valuesbyturningtheknobleftorright
3ENTERbuttonENTERmenuchoicesorsettingsbypressingthebutton
4RETURNbuttonStepRETURNinthemenulevelsandtoabortaninitiated
parameterchangeandrestoretheoriginalvalueby
pressingthebutton
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6.1.1Displaysymbols
SymbolDescriptionExplanation
Te m p19 °C
TempIllustratesthecurrentset-pointforsupplyairtemperature
(fromcompletelyemptytolledsymbol).
TurntheSELECTIONknobtochoosetemperature.
PressENTERtosavethesetting.
Airflow
AirowIllustratesthecurrentairow.Theairowcanbeset
manuallyin5steps:Off,Low,Nom,HighandAuto.
TurntheSELECTIONknobtochooseairow.
PressENTERtosavethesetting.
A.Ventilationoff.1
B.Lowventilation:Canbeusedwhenleavingthe
buildingforalongerperiod
C.Nominalventilation:Willgiverequiredairchange
undernormalconditions.
D.Maximumventilation:Toincreasetheairowif
necessary.
E.Whendemandcontrolisactivated,fansshouldgoto
"automode"andregulateafterthepre-settingforthe
demandcontrolsettings.
Service
ServicePressENTERtoaccesstheservicemenu.
Alarm
AlarmPressENTERtoaccessthealarmlist.
1.ThefancanbesettoOFFbyactivatingmanualfanstop.Seeservicemenudescriptionunderfunctions.
Warning
Itisnotrecommendedtoactivatemanualfanstop(setfantoOFF)instandardhouseholds.Ifmanualfan
stopisactivated,theunitshouldbeprovidedwithdampersinexhaustandfreshairductstoavoidcold
draughtandriskofcondensationwhentheunithasbeenstopped.
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6.2Startupwizard
TheStartupWizardisastep-by-stepcongurationtoolthatstartsautomaticallywhentheSAVEVSR
150/Bisstartedforthersttimeorwhen:
•afactoryresetisperformed
•anewprintcardisinstalled(sparepart)
Inthiscasetheunittypemustbeentered(SAVEVSR150/B)
TheairowintheStartupwizardcanbesetbyeitherl/s,m3/horapercentagewiththeFancontrol.
•IfAirflowSystemcurveischosen,thesettingswillbeinl/s,m3/handsystemcurvesareselected.
•IfAirflow%ischosen,thesettingswillbeinpercentage.Systemcurvesarenotselectable.
6.2.1Procedure
1.TurntheSELECTIONknobtochooselanguageandpressENTERLanguages
LanguageENGLISH
2.Chooseunittype,thischoiceisonlypresentifanewprintcardis
installed(sparepart)orwhenafactoryresetisperformed.
Type
SAVEVSR150/B
3.SetdateandtimeTime/DateYY/MM/DD
Date:12/09/12
Time:10:00
Weekday:Sat
4.Selectheater:None/Electrical/Water
Note:
Thischoiceisavailableonlyafterafactoryreset,seechapter6.2.2,or
whenanewprintcardisinstalled.
Pre-heaterisonlyavailableforVTC200.
Heater
Pre-heater:YES/NO
Reheater:None/Electri-
cal/Water
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5.Fancontrol.
TurntheSELECTIONknobtoselectthetypeoffancontrolyouprefer,
Systemcurve(l/s)orpercentage(%)andpressENTER.
Commissionby%,seestep7.
Note:
Systemcurvesarenotselectablewhen(%)ischosen.
Note:
Beforesettingthesystemcurve,seechapter6.3fordetails.
Thisfunctionisimplementedintheunittocompensatetheowvalues
fordifferentsystempressures.
SupplyFan(SF):Totalvaluerange:1–20.
ForG3typelter:11–20,
ForF7typelter:1–10.
Defaultcurve:3
ExtractFan(EF):Valuerange:1–10
Defaultcurve:3
Note:
ThefactoryinstalledltersareoflterqualityF7forthesupplyairand
G3fortheextractairlter.
Airltersareaccessoriesandcanbeobtainedfromtheinstalleror
wholesaler.
Theltertypeislabelledonthetopofthelter.
Fancontrol,Airflow
Systemcurve
EF:1–10
SF:1–20
Airflow
l/sEFSF
Nom3535
High4444
6.HereitispossibletochangetheNominal/High/Lowairowonthe
Extractairfan(EF)andSupplyairfan(SF).Airowinl/s.
Whensettingsaredone,pressENTER.
Low2222
Airflow
%
EFSF
Nom5050
High100100
7.HereitispossibletochangetheNominal/High/Lowairowonthe
Extractairfan(EF)andSupplyairfan(SF).Airowin%.Systemcurves
notselectable.
Whensettingsaredone,pressENTER.
Low2525
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6.2.2PerformFactoryreset
Howtoperformafactoryresetifnecessary:
1.Entertheservicemenubyselectingtheservice
symbolinthedisplayandpressENTER.
Service
2.Gotopasswordandenterthepassword,
default1111
UsetheSELECTIONknobforeachdigitand
conrmwiththeENTERbuttonaftereachsetdigit
andchooseNOforthesystemnotbelocked.
Password
PasswordXXXX
LockedYES/NO
3.GotoFunctionsandselectFactoryResetFunctions
Factoryreset
4.TurntheSELECTIONknobsoYESisshown
andpressENTER.
Factoryreset
Reallyreset?YES/NO
5.ACCEPTEDisshowninthedisplaywindowACCEPTED
6.TheStartupWizardstartsafterapproximately
10seconds
6.3Systemcurves
Asystemrequiresdifferentpressuresatdifferentairows,whichcanberepresentedbyasystemcurve.
Theintersectionbetweenthesystemlineandthefancurve,istheunit'sworkingpoint.Itisshowingthe
airowthesystemisgoingtohave.Everychangeinthepressureoftheventilationsystem,willgive
risetoanewsystemcurve.
Ifyouchoosetodothecommissioningwithl/sorm3/h,youneedtoknowthesystem’spressureinorderto
chooseasuitablesystemcurve.
6.3.1Supplyair,F7typelter
0
100
200
300
400
500
600
700
0 10 20 30 40 5 0 60
P a
l/s
2,7 V
4,7 V
6,7 V
10 V
10
9
8
7
6
5
4
3
2
1
Fig.6Supplyairsystemcurves,F7typelter
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6.3.2Supplyair,G3typelter
0
100
200
300
400
500
600
700
0 10 20 30 4 0 5 0 6 0 7 0
P a
l/s
2,7 V
4,7 V
6,7 V
10 V
20
19
18
17
16
15
14
13
12
11
Fig.7Supplyairsystemcurves,G3typelter
6.3.3Extractair,G3typelter
0
10 0
20 0
30 0
40 0
50 0
60 0
70 0
0 10 20 30 40 50 6 0 70
Pa
l/s
2,7 V
4,7 V
6,7 V
10 V
10
9
8
7
6
5
4
3
2
1
Fig.8Extractairsystemcurves,G3typelter
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6.4Airowsettings
Theairowcanbesetbyeitherl/s,m3/horapercentage.
•IfAirflowSystemcurveischosen,thesettingswillbeinl/s,m3/handsystemcurvesareselected.
•IfAirflow%ischosen,thesettingswillbeinpercentage.Systemcurvesarenotselectable.
Theairowmaybeadjustedinvesteps;off,low,nominal,highandauto.Thesesettingscontrolthe
outputsignalstothesupply-andextractfans.Thefactorysettingoneachspeedstepsare:
•Off
•Low:22l/sor25%.
•Nom:35l/sor50%(atapproximately80Pa).
•High:44l/sor100%.
•Auto:InAutomodethefansregulatesinaccordancewiththepre-settingsforthedemandcontrol.
Theselevelsarepossibletochangeintheservicelevel.Seeservicemenuoverview(chapter8.5)under
functions.
Warning
Itisnotrecommendedtoactivatemanualfanstop(setfantoOFF)instandardhouseholds.Ifmanual
fanstopisactivated,theunitshouldbeprovidedwithdampersinexhaustandfreshairductstoavoid
colddraughtandriskofcondensationwhentheunithasbeenstopped.
ThefancanbesettoOFFbyactivatingmanualfanstop.Seeservicemenuoverview(chapter8.5)
underfunctions.
6.4.1Settingtheairow
1.GototheservicemenubyusingtheSELECTIONknob
Service
2.Entertheservicelevelbytypingthepassword,default1111.
UsetheSELECTIONknobforeachdigitandconrmwiththe
ENTERbuttonaftereachsetdigitandchoose"NO"forthesystem
notbelocked.
Password
PasswordXXXX
LockedYES/NO
3.Goto:Functions
Choose:Fancontrol
Functions
—>Fancontrol
4.TurntheSELECTIONknobtoselectthetypeoffancontrolyou
prefer,Systemcurve(l/s)orpercentage(%)andpressENTER.
FancontrolbyAirflow%,seestep7.
Fancontrol
Systemcurve
%
5.FancontrolbyAirflowl/s.
Whensettingsaredone,pressENTER.
ChooseSystemcurve.
Fancontrol
Airflow
Systemcurve
SF:3EF:3
Airflow
l/s
EFSF
Nom3535
High4444
6.PressRETURNoncethesystemcurveshasbeensetandgoto
Airflowl/sorm3/h.
Whensettingsaredone,pressENTER.
Low2222
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Airflow
%
EFSF
Nom5050
High100100
7.FancontrolbyAirflow%
Whensettingsaredone,pressENTER.
Low2525
6.5Defrostlevelsettings
Theunitisequippedwithanautomaticdefrostfunctionthatisactivatedwhenthereisriskoficinginthe
areaaroundtheheatexchanger.Thesettingshownintable1determineshowaggressivethedefrosting
willbe.Defaultfactorydefrostmodesettingis0.
Note:
Theheatexchangershouldwithstandlowoutdoortemperatures,butinthosecaseswhereicingcan
occurpleasebeawareofthatthedefrostsettingwillgenerateanunderpressureinthebuilding.Using
areplace,beawarethatthereisapossibleriskofsmokebeingextractedintothelivingareasdueto
underpressureifdefrostingisactivated.
Table1:Defrostlevels
Defrost
mode
LevelofhumidityRelativehumidity
indoors1
Description
0Defrostingisturnedoff.
Note:
Thissettingisnotvalidforunitsequippedwith
counterowheatexchangers.
1Min<20%Dryareas,suchaswarehousebuildingswith
fewpeopleorindustrialbuildingsthatdon’tuse
waterintheirproductionprocess.
2Low30%-40%Ofcebuildings
3Medium41%-60%Apartmentsorhouseswithnormalhumidity2
4High61%-80%Apartmentsorhouseswithhighhumidity
5Extremelyhigh>80%Buildingswithveryhighhumiditylevel.
1.Relativehumidityintheextractairatcoldoutdoortemperatures.
2.Innewlyconstructedhousesitmightbenecessarywithahigherdefrostlevelduringtherstwinterperiod.
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6.5.1Settingthedefrostlevel
1.Gototheservicemenubyusingthe
SELECTIONknob.
Service
2.Entertheservicelevelbytypingthepassword,
default1111.UsetheSELECTIONknobforeach
digitandconrmwiththeENTERbuttonaftereach
setdigitandchoose"NO"forthesystemnotbe
locked.
Password
PasswordXXXX
LockedYES/NO
3.Goto:Functions
Choose:Defrosting
Functions
Defrosting
4.SetthemodeForunitswithrotatingheatexchangers:
Defrosting
Mode0–5
Forunitswithcounterowheatexchangers:
Defrosting
Mode1–5
Note:
Thissettingisonlyvalidforunitsequippedwith
counterowheatexchangers.
5.Selectifunbalancedairowsareallowedinthe
buildingduringthedefrostcycle.Choosebetween
YESandNO.DefaultisYES.
AllowunbalanceYES/NO
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6.6ProgrammingtheWeekschedule
Settheweekscheduleaccordingtobelowprocedure:
1.Gototheservicemenubyusingthe
SELECTIONknob.
Service
2.Entertheservicelevelbytypingthepassword,
default1111.UsetheSELECTIONknobforeach
digitandconrmwiththeENTERbuttonaftereach
setdigitandchoose"NO"forthesystemnotbe
locked.
Password
PasswordXXXX
LockedYES/NO
3.Goto:WeekprogramService
Weekprogram
4.ChooseWeekprogramagain.Weekprogram
Airflow
5.Setweekdayandtimeyouwanttheunitto
beinONlevel.Twoperiodsperdaycanbe
programmed.Therestofthetimetheunitwillbein
OFFlevel.
Weekprogram
Day:MON
Per1:07:0016:00
Per2:00:0000:00
6.Gobacktothepreviousdialogueframewiththe
RETURNbuttonandgodowntoAirflow.
Weekprogram
Airflow
7.Setwhichairowthefanissupposedtobe
runningintheONlevel,choosebetweenLow,
Nom,HighorAuto.
Setwhichairowthefanissupposedtoberunning
intheOFFlevel,choosebetweenOFF ,Low,Nom
orHigh.
Note:
Ifanelectricalre-heaterbatteryisinstalledand
activeandtheunitisshutdownfromthecontrol
panel,forexamplebychoosingOFF.Whenthe
unitisinOFFlevelintheweekprogram,thefans
willcontinuetorunfor3minutes,topreventthe
heaterfromtriggeringtheoverheatprotection
sensor,beforetheystop.
Airflow
Onlevel:low/nom/high/auto
Offlevel:off/low/nom/high
8.StepbackwiththeRETURNbuttonuntilyou
reachthemainmenudisplay
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