Ensy AHU-200 KV SLIM User manual

User manual and
Installation Guide
AHU-200 KV SLIM
AHU-200 KH SLIM

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide1



393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide2
Usermanual.Pages2til15
(Onpages,2‐6thepicturesshowsAHU‐200KVSLIM)
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.
Tellchildrennottoplaywiththeappliance.


Ifyouaregoingintotheunitthenyoufirsthavetoremove
anykitchenfurniturefrontdoor,ifsoismountedonfront
ofunit.

Onthesepictures,youcanseetheventilationunitwith
whitecoatedcookerhood.
Therearealsovariantswithhoodsinbrushedstainless
steel.



Toopenthefronthatchyoufirsthavetountightenthose
fourscrewsyoufindineachcorneroftheunit.



















Whenhatchistobemountedbackontheunittrytousealmostsametorqueonallfourscrews.

Thenputthekitchenfurniturefrontdoorbackonplace.


393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide3
Beforeanyaccessintotheelectrical
connectionsboxes,power
mustbedisconnectedby
pullingouttheplugfromthe
socket.
Onlyauthorizedpersonsisallowed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justcanremovetheblack
plugandyouthencanseetheadjustingknobandtheRH%scale.
Ifaneedforbetter
insightordonotsee
theadjustmentscale
sufficientsoone
shouldremovethe
entirecoverofthis
controlboard.

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide4
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adjustfrom
50%(low)to90%(high)inaccordancetowhataretheneed.
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:
011460850‐2
SETFILTREENSYAHU200+300B.F7:120x280x94

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide5

Cleaningthefans.
Thismustbedonebyaqualified
person.

Beforeremovingfansthemainpower
mustbedisconnectedbypullingout
themainsupplyplugfromthesocket,
orfanstobeprogrammedtoposition
“AV”or“OFF”
Disconnectthe3‐poleand5‐pole
plugs.

Thefanscanbepulledoutofthe
ventilationunitwithouttheneedfor
anytools.

Cleanwithmildsoapandwater


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.
Tonotscratchthecookerhoodsoyou
shouldcoverthisbeforeyoupullout
therotaryheatexchanger.



393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide6

Rotorexchangercaneasilybe
removedforcleaningbydissolving
the12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threads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.


393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide7
Operation of kitchen hood

ON/OFFswitchfordownlights.
Usingthedamperinakitchenhood.

  

NofunctionOpensdamper.Maxtimeontimer
Timeractivated60min

Replacingthelampandtransformeronthecookerhood

Turnoffthepowerbefore
replacingthedownlight.

Ifthelightisnotworkingthenyou
mustreplacetheentirelight
socketandtransformer.To
replacetheusermustfirstremove
thefourblankingplugsandthen
loosenfourscrewstoreleasethe
entirecover.

Compressthespringwithfingers
tomoreeasilyslidinglightsocket
outthroughcover.

Theplugsthatisbetweenlight
andtransformercanbepulled
apart.




Theswitchhasa
springretraction
andwillnotwork
untilithaspassed
"Min"

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide8
Iffaultylightthenbothdownlightandtransformerreplacedwithnewparts.

OriginalLEDlightthatisinsertedfromfactory

Ensyartno:
260455‐2DownLightLED5Wwithwhitesocket
andtransformer

260456‐2DownlightLED5Wwithblacksocketand
transformer

Replacementorwashingthefilterinthekitchenhood.
Releasefromtheframebypushingthelocktothe
middleofthefilterandtilteddown.Thefiltercanbe
washedinsoapywater.Mustbecompletelydrybefore
itismountedinplaceagain.Ifthefiltermaterialis
damageditmustbeorderedneworiginal.
(Ensyartno:270081‐2)


393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide9
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.

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide10
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.

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide11
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29and30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.










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.


393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide12
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4.5.1
StarttimeStoptimeFanspeed
Activationoftheperiod.Herenotactive

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide13
4.5.1Setup


4.5.1.1Heater

Turningon/offthereheatingcoil,usethe
minusorplusbuttontochangesettings.


4.5.1.2Coolingrecovery

Activationofthecoolingrecovery:


Itispre‐programmedtwooptionsforuse
whentheoutsidetemperatureishigherthan
theindoortemperature,heatrecoverysystem
willactivatethefunctionstartandsupplyair
willbecooledbyexhaustair.Engagement
whentheoutdoortemperatureis2°Cor3°C
higherthanroomtemperature.Usebutton4
tochangesettingforOff.Press+toactivate
(On).Usebutton4tochangesettingfor2°C.
Press+tochangetoto3°C,ifwanted.





4.5.1.3Fancontrol

FactorysettingsforAHU‐200KVandKHSLIM
youcanseeinnextpicture.

Theinstallercanadjustthesesettingssothat
itisadequatelybalancedventilation.
4.5.1.4Co2control

IftheunitshallbeconnectedCO²controlthen
connectittoC0²connectorontopoftheunit.
(Seepage24inthismanual).

Menuforenabling/disablingofCO²control.

ScrolltoOffandpress+toactivate.On

Hereyoupreprogrammedwantedppmvalue
andtheboostspeedforthefans.
Note:Togetbalancedventilationisa
prerequisitethatSupplyandExtractairfan
hasthesamevalueastheMAXvalueunder
4.5.1.3



393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide14
4.5.1.5Cookerhood

Menuforprogrammingoffanspeedsby
activationofthekitchenhood.

SupplyandExtractairshouldhavethesame
valueastheMAXvalueunder4.5.1.3(Setto
100%fromfactory.)
4.5.1.6Externalarm

Iftheunithasbeenconnectedtoanexternal
humiditysensorormotionsensor.UsetheD2
connectorontopoftheunit.(Seepage24in
thismanual).
Note!Inorderforthisfeaturetowork,you
needtheone‐poleswitchmarkedRH%ON/
OFFinsidetheunittobesetinposition1.(See
page3inthismanualforthelocationofthis
switch).
SupplyandExtractairshouldhavethesame
valueastheMAXvalueunder4.5.1.3(Setto
100%fromfactory.)

4.5.1.7Absent

Menuforsettingthedesiredvaluesby
activatingaway/homefunction.
UsetheD3connectorontopoftheunit.(See
page24inthismanual)Functionisoperated
viaanexternalswitch.

Setvalueofthedesiredtemperaturewill
showinthedisplayafteractivatingthe
function.

4.5.1.8Calibration

Menureadingofembeddedtemperature
sensors.


Thesetemperaturesensorsare
deliveredcalibratedfromthe
manufacturerandshouldnotbeattempted
changeinhere.

The«Outsideair»sensornormally
shows3‐6°Chightertemperaature
thenthereeloutsidetemperature.Thisisdue
toheatingoftheairintheductnetworkfrom
theintakegrilletotheintakeoftheunit
wherethesensorareplaced.

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide15
4.5.1.9Defrost

Menuforhowtochangedefrostmodeif
temperatureislowandhumidityisheight.



Fromthestartupmenuyoucanseewhich
defrostmodetheunitissetin.


TheunitissetinmodeOFFfromfactory.
Ifitisneededtochangethedefrost
modetoanothermodethenpress
button4andscrolldowntoConfiguration
withbutton3.


Pressenterbuttonandfollowprocedure
asinMenu4.5Setuptocontinue.

Pressenterbutton

DefrostmodeOFFfromfactory.


Modus1:atlowhumidity.
Defrostingfunctionstartat‐20°C.


Modus2:atnormalhumidity.
Defrostingfunctionstartat‐15°C.



Modus3:athighhumidity.
Defrostingfunctionstartat‐10°C.



Thefunctionwhendefrostingstartsisthat
eachhourthesupplyairfanstopsfor6
minutes.TheheaterEVturnsoff.Extractair
fanreducesspeedto30%andtherotary
exchangerwillrunasnormal.

Toavoidthattherotaryexchangerwillstop
whenthecyclegoesbacktonormalfunction,
thesupplyairfanwillstartupthelastminute
ofthedefrostingmodecycle.

(Supplyairfanreactsdelayedrelativetothe
controlsignalsandrotaryexchangersothat
theheaterwillnotengage untilthespeedof
thesupplyairfanhaspassed250r/min,in
normaloperation).

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide16
4.5.1.10Displaynumber

Onthisunititisonlypossibletoconnectone
display.
Fromthismenuithastobespecifiedthatthe
controlpanelsis«Display1»





393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide17
Mountinginstructions.Pages17to28.
TableofContents
1.General

2.Mountingoftheunit
2.1Bracketsandgasketstoavoidvibration
2.3Ductcover
2.4Dimensionsandtechnicaldata

3.Connections
3.1Electricalconnections
3.2Ductconnections

4.Settingtheairflow

5.Alarms

1.General
Thisguideismadetoprovideinstallationanduserinstructionsregardingthecorrectinstallationof
AHU‐200KVSLIMandAHU‐200KHSLIM.
AHU‐200KVandKHSLIMisdesignedforheatrecoverywithairvolumesofupto200m³/h.The
energyfromtheexhaustairistransferredtosupplyairthroughtherotaryheatexchangerwherethe
airstreamspasseachotherwithoutmakingcontact.
Theunithasabuiltin‐heaterforsupplementaryheatingofsupplyair.Humiditysensorforforced
ventilationisintegratedintoventilationunit
Theunitcanalsoconnectadditionalequipment.Pulseswitchforcontrollingtheforcedventilation,for
example,wetroomsorbathrooms,sensorforcarbonmanagementandswitchmanagementaway/
homefunction.ControloftheseoptionsareintegratedintoAHU200‐KVandKH.
AHU‐200KVandKHSLIMissuppliedinpaintedfinish,testedandreadyforoperation.Installation,
commissioningandtuningmustbeperformedbyauthorizedpersonnelTherearealsovariantswith
hoodsinbrushedstainlesssteel.
2.Mounting
Togetherwiththeunitisdeliveredthefollowingequipment:

1.Suspensionbracketandstoppers
2.WallBracketwithvibrationdampeninggasket
3.Self‐adhesivevibrationdamping
4.Accessoriesbagcontainingthenecessaryscrews
5.4pcs.plugsforconnectingadditionalequipment.
6.Partsformountingkitchenfurniturefrontdoor.

7.Controlpanel

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide18
First,selecthowtheunitshouldbemountedsothatthepipingsystemshouldbeaseasyaspossible.









(SketchovershowsAHU‐200KVSLIM)










(SketchovershowsAHU‐200KHSLIM)

Freshair.Supplyair. Extractair. Exhaustair.
Freshair.
Supplyair
Extractair.
Exhaustair.

393829‐2Rev1:19.04.2017.KJK
Wereservetherighttochangetechnicaldatawithoutnotice.http://www.ensy.noSide19
2.1Bracketsandvibrationgasket
Suspensionbracketscrewedontopofthe
unitasshown.



Use8pcsM5x16mm,suppliedwiththeunit.
(SketchovershowAHU‐200KVSLIM)

Mountthewallbracketwithvibrationgasket.
Makesurethattheedgeprotectiongasketisplaced
onthewallbracket.
Besurethatthevibrationgasketisintact.






Gluevibrationgaskettothebackofthe
unit,seeillustration.Approx.50mm
fromthebottomoftheunit.

Lifttheunitinplaceandensurethat
thereisnodirectcontactbetweenunit
andbuildingconstruction.


