Ensy AHU-400 BV Manual de usuario

User manual and

Installation Guide

AHU-400 BV

AHU-400 BH

393805‐2Rev0:05.05.2017.KJK

Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noPage1

Usermanual.Page1to13

(Picturesonpages1‐5showsAHU‐400BV)

Toopenthefronthatchyouwillfindakeyfor

thequarterturnlatchesinthefoldertogether

withthefollowingdocuments.Keepthiskey

inaplacesoitisoutofreachforchildren.

Toopenthelocks,turnthe

keytowardthecenterofthe

unit.

Leftlatch Rightlatch



Toclose,afterputtingthehatchbackonplace,turnthelatchestheoppositeway.Youmayusesome

pressuretowardsthehatchtocloseit.

Becarefulthatthedoorcan"bestuck"inthesealingonthehatch.

Foreasierlooseningofthehatch,releaseitfirstinonecorneratthetop.



Tooperatethisproductpeopleshouldhavenecessaryskills,orunderthesupervisionof

aqualifiedperson.

Childrenshouldbetoldtonotplaywiththeappliance.



Whenyouliftoffthefronthatchfromthe

device,makesurethespiralcablethat

connectsthedeviceandthefronthatchisnot

overstretchingforalongperiod.Thiscan

damagethecable



Duringcommisioningoftheappliance,

wheninstalled,thespiralcablehasto

connectedinordertohaveaccessthe

controlpanelinfrontofthehatch.



Whenservicingandcleaning,this

spiralcableshouldbedisconnected.

Makesurethatthespiralcableisdisconnected

andconnectedwithouttheuseofforce.Thisto

preventcontactsoncabletobedamaged.



Ifthespiralcableisoutofposition,thenyouwillgetanalarmcalled"Lowvoltage".Togetthesignal

backintothedisplayyoumustunplugandplugbackinbothhatchandventilationunit.Note!Ifthe

spiralcableisbroken,youhavetoorderneworiginalcablefromsupplier.Standardcablefromstore

wouldnotwork.



Newspiralcablehasart.no:330541‐2fromsupplier.

393805‐2Rev0:05.05.2017.KJK

Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noPage2

Beforeanyaccessintotheelectrical

connectionsboxes,powermustbe

disconnectedbypullingouttheplug

fromthesocket.



Itisonlyallowedfor

authorizedpersonsto

enterintotheelectrical

connectionboxes.



Ifanyelectricalcomponentsare

damaged,theymustbereplacedbythe

manufacturer,dealeroraqualified

personinordertoavoiddangerous

situations..



Adjustmentoftheunit.

Ahumiditysensoris,fromfactory,mountedinsidetheunit.Itis

setto“0”thatmeansitissettonotactive.



Afterstartup,wheretheunitisplacedintoanewbuildingwithhighhumidity,

youcanletthishumiditysensorbeturnedoffforaperiodtoavoidthefullspeed

ofthefanatnight.Togetthehumiditysensortooperateasintended,youneed

atonetimetoputitactive.Thanyouneedtosettheswitchinposition"1".



Iftheventilationunitisplacedinahousewithouthighhumidity,youshould

switchtoposition"1"afteryouputtingventilationunitintooperation.



Thisswitchwillalsoaffectanyextraexternalhumiditysensorthatis

pluggedintothedevice.



Adjustingthehumiditysensor.



Ifitisnecessarytoadjustthesensitivityofthehumiditysensorthenyou

must,onoldermodels,removethecover,whichisover

thecontrolboardwherethisadjustmentislocated.



Unplugthesupplybeforeremovingthe

cover.



Onnewermodels,youjustcanremovetheblackplug

andyouthencanseetheadjustingknobandtheRH%

scale.

PicturesshowsAHU‐400‐BV

393805‐2Rev0:05.05.2017.KJK

Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noPage3



Thesensorissetto80%RHfromfactory.

Ifyoudoadjustments,thisonlyaffectthesensor

integatedinsidetheunit.

Thesensitivityfortheintegratedsensoryoucanadjusted

from50%(low)to90%(high)inaccordancetowhatare

theneeds.Thearrowpointsthevaluechosen.

Ifyouhaveasecondexternalsensorthatmeansyouneed

toadjustthatonefromitssettings.

Replacethecoverand/orplugafterfinishadjusting.



Replacingthefilter.

Thefiltersshouldbe

replacedevery6.9.

or12.months.

Shouldbeextracted

withoutuseofany

tools..

Remembertoenter

thecontrolpanel

menu(4.3Filter)

andpressFilterOK

afterthefiltershas

beenreplaced.



Toguaranteeoptimalpropertiesoftheventilationunit,usetheoriginalfiltersfrom

EnSy.Theuseofspuriousfilterswilllimitthewarrantyontheproduct.



Ensyartnumberforfiltersetis:

011460862‐2

SETFILTREENSYAHU350BV/BH+400_BL/BR_BV/BH.F7:165x370x94

393805‐2Rev0:05.05.2017.KJK

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Cleaningthefans.

AHU‐400BV

Aqualifiedpersonmustdothis.

Disconnectthe3‐poleand5‐pole

plugs.

Beforeyoucanpulloutthefans,

youhavetoremovethebrackets

thatholdsthefansincorrect

position.

Importantthatthese

bracketsisplaced

backaftercleaning.

Cleanwithmildsoapandwater.



AHU‐400BH

Aqualifiedpersonmustdothis.

Disconnectthe3‐poleand5‐

poleplugs.

Thesupplyairfancanbepulled

outoftheventilationunit

withouttheneedforanytools.

Beforeyoucanpulloutthe

extraxtairfan,youhaveto

removethebracketthatholds

thefanincorrectposition.

Importantthatthis

bracketisplaced

backaftercleaning

Cleanwithmildsoapandwater



393805‐2Rev0:05.05.2017.KJK

Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noPage5

Maintenanceandcleaningofrotaryheatexchanger

Thismustbedonebyaqualified

person.

Disconnectthe3‐poleplug.

Canbepulledoutofthe

ventilationunitwithouttheneed

foranytools.

Rotorexchangercaneasilybe

removedforcleaningbydissolving

the14screwsthatholdittogether.



Cleanpartswithmildsoapand

water.

Donotexposetherotor

motororconnectorfor

moisture.



Theexchangeryoualsocanclean

withmildsoapandwater.Donot

useammonia‐containingdetergent,

asthiswillpreyonanddiscolor

aluminuminrotaryheatexchanger.

Flushedwithhandshowerandblow

gentlycleanwithcompressedair.

Ensurethatthescrews

aretightenedsufficiently

sothattheydonotcome

looseduringoperation.



Preferablyuseascrewdriverto

tightthescrews.Ifuseofelectrical

screwdriver,makesurethatyou

uselowtorquetoprevent

destroyingthespringsinthesheet

metalparts.



Tomakesurethatthedrivebeltcan

adjustitselfintocorrectposition

youmustrotatetheexchanger

somefewturns.



Theninsertbackintotheventilationunit.Besurethatrotorexchangerisproperlyinsertedinallthe

guidesinsidetheunit.Ifnot,thiscanleadtovibrationinthesystemandinternalairleakintheunit.

393805‐2Rev0:05.05.2017.KJK

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Mainmenu



1.ControlButtonindicatorforfan.

2.ControlButtonindicatorsetpoint.

3.ControlButtonindicatorinformation.

4.ControlButtonindicatorsettings.

Overviewofcontrolpanel

Themainscreenconsistsof,fromtop,left:

TimeIndication,hour,minute



Timer,Weeklyschedule(ifprogrammed)



Reheatingcoil(ifconnected)



Temperaturereadings,Outdoor/Indoor



Statusairflow–fanspeedsetting

OFFMINNORMorMAX



Temperaturesetpoint,15‐21°C



Reheatingcoil–(hererefersactiveelement)



RotaryexchangerIndicator‐(hererefers

activerotarywheel)



Indicatorsinthemenuscreen:



"Sun"indicatesthattherotorhas

stopped,theairhandlingunitisin

thesummeroperationmode.



"Snowflake"lowtemperature

indicatesthattheairhandlingunit

isindefrostingmode.



"Steamingpot"andblinkingfan

bladesindicatesthatthekitchen

exhaustisactivated.



"Timer"andthecountdownofthe

fansymbolindicatethattheforced

ventilationisenabled.

From10upto240minutes



"Away"indicateswhenthefeature

isenabled,thisfeaturewilloverride

timer.



"Clockoverthefansymbol"

indicatesthatthetimerisactivated.



Co2overthefansymbol"indicates

thatthecarbonsensorisactivated.



"Exclamationpoint"indicatesthat

moisturerecordedoverthesensor

ishigherthanthesetvalue.

Mayalsoindicatethatthemotion

sensorisactivatedifconnectedon

D2signaloutput.



Thissymbolindicatesthatthe

rotaryheatexchangerisactivated

andwillberotated

ControlButton1.2.3. 4.

393805‐2Rev0:05.05.2017.KJK

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1.Fanspeed



Ventilationunithasthreeoptionsforchoiceof

airflow.



Min,NormalandMax.

Forprogrammingofvalueswithineachstep,

see4.5.1.3Usingthecontrolbutton1,and‐/

+buttonscanchangebetweenthepre‐

programmedselections.



1.1Fanboost

Forcedventilation,fanspeedincreasestomax

speed.(Meanstothespeedthatissetin

menu4.5.1.3.)Thefunctionisforuseifhigh

humidityinbathroomsandlaundryroom.



Forcedventilationcanbeactivatedwith

button

then 

Intervaladjustablefrom10‐240minwith+

and‐



Thispictureshows10minforcingtime,but

notactivated.

Toactivatethefanboostuse

controlbutton4.



YoucanseethatthefanarerunningwithMax

speedandtheclockwillstartcountdown.

Youcaneasydeactivatethefanboostagain

beforethecountdownautomaticallystopsit.

Firstcontrolbuttom1 andthen4. 



Thisfeaturecanalsobeoperatedwithan

externalpulseswitch.Theswitchisplacedin

thebathroomoradjacentrooms.Connected

tocontactD1intopoftheventilationunit.

(Lookatpage23inthismanual.)

IfthisoptionviaD1isintendedforuseagainst

woodstoveorfireplacethenitis

recommendedthatMaxspeedunderFan

controlinmenu4.5.1.3.issettoSupply100%

andadjustExtracttobe80to85%.(Lookat

page10inthismanual)



2.Temperature



Choosefrompre‐programmedtemperature

settingssetpointbetween15‐21°C.Setting

ischangedbyoperatingtheswitchbuttons

below‐/+symbols.



HeatingelementcanherebesetONorOFF

byoperatingtheswitchbutton4inthis

screen,butonlyifheaterisconnected.



(Toseeifheatingcoilisconnectedor

disconnected,see4.5.1.1Heater)

Indicatorforactivatedheatingcoil.

Smallpictureshownotactivated.

393805‐2Rev0:05.05.2017.KJK

Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noPage8

3.Information.



3.Information/3.1.Alarms

Whenalarmyoucanfindasourceoferror

here,aswellasinfoonhowthealarmisreset.

(Seepages28and29inthismanual)



3.Information/3.2Programversion



Informationaboutthesoftware

version.Thisinformationmustbeprovidedto

servicepersonnelatthefailureoftheunit.



WhichdisplayisdefinedasDisplay1or

Display2appearshereiftheplanthas

mountedtwodisplays.

See4.5.1.10selectionofthedisplays.



3.Information/3.3.Generalinfo



Hereyoucanseedefrostmodethathas

beenchosen.



(See4.5.1.9ifyouwanttochangemode.)

4.Preferences



Tonavigatewithinthevarioussub‐menus

whenusingthecontrolbuttonsbelowtheup/

downcursorkeythatdisplaysonthedisplay.



4.Preferences/4.1Time/date



SettingmenuforTime/date.Thissettingis

importantsincetheinformationformingthe

basisfortheweeklyschedulefunctionifthisis

tobeactivated.Alsoforthefilteralarm

functionitisneeded.



393805‐2Rev0:05.05.2017.KJK

Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noPage9

4.Preferences/4.2Weeklyschedule



ProgrammingoftheWeeklyschedule,fan

speedandtemperaturesetpoint.Hereitcan

beprogrammedfortwoperiodseachday.Ex.

day‐night.



Everydaymustbeprogrammedindividually.

Monday‐aperiodoftime,selectthestart

time.Toactivatetheperiod,X‐overperiod

numberisremoved,usethe‐/+keys.



Useentertomovebetweenthedifferent

fields.



Chooseairflow(fanspeed)Speeddialing‐

MINwhenonefanbladeontheindicatoris

black.NORM=twoblackfanbladesonthe

indicator.MAXspeed=threeblackfanblades

ontheindicator.



Selectthedesiredsupplyairtemperatureyou

wantduringtheperiod.Settingsbetween15‐

21°C.



Ifweeklyschedulelookssomethinglike

thiswithoutanyreasonthenyoumust

punchinallthedataagain.

Itdonothelptoupdatesoftware.



4.Preferences/4.3Filter



Settingthetimeintervalforfilterchange,

currentchoicesare6,9or12months.Make

yourchoicesbyusingthecursorkeys+/‐.



Alarmresetelapsedperiodbypressingthe

menubutton4,under"FilterOK"

4.Preferences/4.4AdjustScreen



Adjustingthecontrastandcoloronthe

display.



Youcanalsoadjusthowlongitshouldbelight

inthedisplayaftertheoperation.



4.Preferences/4.5Setup



Toproceed,usePINcode1000



Press+oncetillitshows1000in

display.Thenpress4timeson



Thenpressbutton3forOK..

StarttimeStoptimeFanspeed

Activationoftheperiod.Herenotactive

Este manual sirve para los siguientes modelos

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