Munters MCS300 User manual

Originalinstructions
Usermanual
MCS300
0 1
Desiccantdehumidier
190TEN-1027-F1404©MuntersEuropeAB2014

Importantuserinformation
Intendeduse
Muntersdehumidiersareintendedtobeusedforthe
dehumidicationofair.Anyotheruseoftheunit,or
usewhichiscontrarytotheinstructionsgiveninthis
manual,cancausepersonalinjuryanddamagetotheunit
andotherproperty.
Nomodicationoftheunitisallowedwithoutprior
approvalbyMunters.Attachmentorinstallation
ofadditionaldevicesisonlyallowedafterwritten
agreementbyMunters.
Warranty
Thewarrantyperiodisvalidfromthedatetheunit
leftourfactory,unlessotherwisestatedinwriting.
Thewarrantyislimitedtoafreeexchangeofpartsor
componentswhichhavefailedasaresultofdefectsin
materialsorworkmanship.
Allwarrantyclaimsmustincludeproofthatthe
faulthasoccurredwithinthewarrantyperiodand
thattheunithasbeenusedinaccordancewiththe
specications.Allclaimsmustspecifytheunittypeand
fabricationnumber.Thisinformationisstampedonthe
identicationplate,seesectionMarking.
Itisaconditionofthewarrantythattheunitforthe
fullwarrantyperiodisservicedandmaintainedas
describedinsectionServiceandmaintenance.Theservice
andmaintenancemustbedocumentedforthewarranty
tobevalid.
Safety
Informationaboutdangersareinthismanualindicated
bythecommonhazardsymbol:
W W
WARNING! ARNING! ARNING!
Indicatesapossibledangerthatcanleadtopersonalinjury.
CA CA
CAUTION! UTION! UTION!
Indicatesapossibledangerthatcanleadtodamagetothe
unitorotherproperty,orcauseenvironmentaldamage.
NOTE!Highlightssupplementaryinformationforoptimal
useoftheunit.
ConformitywithDirectives
Thedehumidierisinconformitywiththeessential
safetyrequirementsoftheMachineryDirective
2006/42/EC,theLowVoltageDirective2006/95/EC,
theRoHSDirective2011/65/ECandtheEMC
Directive2004/108/EC.Thedehumidieris
manufacturedbyanISO9001:2008accredited
manufacturingorganisation.
Copyright
Thecontentsofthismanualcanbechangedwithout
priornotice.
NOTE!Thismanualcontainsinformationwhichis
protectedbycopyrightlaws.Itisnotallowedtoreproduceor
transmitanypartofthismanualwithoutwrittenconsentfrom
Munters.
Pleasesendanycommentsregardingthismanualto:
MuntersEuropeAB
TechnicalDocumentation
P.O.Box1150
SE-16426KISTASweden
e-mail:[e-mail]
iiImportantuserinformation190TEN-1027-F1404

Tableofcontents
Importantuserinformation...............ii
Intendeduse...........................ii
Warranty...............................ii
Safety..................................ii
ConformitywithDirectives............ii
Copyright..............................ii
Tableofcontents...........................iii
1Introduction.................................1
1.1Aboutthismanual.....................1
1.2Unintendeduse........................1
1.3Safety..................................2
1.4Marking................................3
2Functionoverview..........................4
3Installation...................................5
3.1General................................5
3.2Safety..................................5
3.3Inspectionofdelivery.................6
3.4Fittingthesilencer.....................6
3.5Transport..............................6
3.6Storingtheequipment................7
3.7Siterequirements.....................7
3.8Connectionofductsandhoses.......8
3.8.1General.........................8
3.8.2Installationexamples..........8
3.9Electricalconnections................9
3.9.1General........................9
3.9.2Safety..........................9
3.10Connectingthehumidistat............10
3.10.1General.........................10
3.10.2Humidistatconnectionkit.....11
4Operation....................................12
4.1General................................12
4.2Quickstop..............................12
4.3Start....................................13
4.3.1Measuredvalues..............13
4.3.2Manualoperation..............14
4.3.3Automaticoperation...........14
4.4Stop....................................14
4.5Adjustingreactivationtemperature..14
4.6Faultindication........................14
5Serviceandmaintenance.................15
5.1General................................15
5.2Maintenanceschedule................15
5.3Filterreplacement.....................16
6Faulttracing.................................17
6.1General................................17
6.2Safety..................................17
6.3Faulttracinglist........................18
7Capacitydiagrams.........................19
8Fandiagrams................................20
9Sounddata..................................21
10Technicalspecication....................22
11Scrapping....................................23
12ContactMunters............................24
190TEN-1027-F1404Tableofcontentsiii

MCS300
1Introduction
1.1Aboutthismanual
Thismanualiswrittenfortheuserofthedehumidier.Itcontainsnecessaryinformationforhowtoinstall
andusethedehumidierinasafeandefcientway.Readthroughthemanualbeforethedehumidieris
installedandused.
ContactyournearestMuntersofceifyouhaveanyquestionsregardingtheinstallationortheuseofyour
dehumidier.
Thismanualmustbestoredinapermanentlocationclosetothedehumidier.
1.2Unintendeduse
■Thedehumidierisnotintendedforoutdoorinstallation.
■Thedehumidierisnotintendedforuseinclassiedareaswhereexplosionsafetycompliantequipment
isrequired.
■Thedehumidiermustnotbeinstallednearanyheatgeneratingdevicesthatcancausedamagetothe
equipment.
CA CA
CAUTION! UTION! UTION!
Donotsit,stand,orplaceanyobjectsontheunit.
1Introduction190TEN-1027-F1404

MCS300
1.3Safety
Everymeasurehasbeentakeninthedesignandmanufactureofthedehumidiertoensurethatitmeetsthe
safetyrequirementsofthedirectivesandstandardslistedintheECDeclarationofConformity.
Theinformationinthismanualshallinnowaytakeprecedenceoverindividualresponsibilitiesorlocal
regulations.
Duringoperationandotherworkwithamachineitisalwaystheresponsibilityoftheindividualtoconsider:
■Thesafetyofallpersonsconcerned.
■Thesafetyoftheunitandotherproperty.
■Theprotectionoftheenvironment.
ThetypesofdangersthatareindicatedinthismanualaredescribedinsectionImportantuserinformation.
W W
WARNING! ARNING! ARNING!
-Theunitmustnotbesplashedwithorimmersedinwater.
-Allelectricalinstallationsmustbecarriedoutbyaqualiedelectricianandinaccordancewithlocalregulations.
-Theunitmustbeconnectedtoanearthedelectricaloutlet.
-Donotconnecttheunittoothermainsvoltagethanspeciedontheidenticationplate.
-Donotoperatetheunitifthepowerplugorcordisdamaged,riskofelectricalshock.
-Donotpulltheplugwithwethands,riskofelectricalshock.
-Donotinsertngersoranyotherobjectsintotheairvents,rotatingfansareinside.
-Donotcovertheunitasthatcanblockairintakeoroutletandcauseare.
-Iftheunithasoverturned,cutthepowerimmediately.
-AlwayscontactMuntersforserviceorrepair.
190TEN-1027-F1404Introduction2

MCS300
1.4Marking
Type
MCS300
Fabr.No
1~50Hz 230V
0.2 kW 1.9 kW
Max
2.1kW
MuntersEuropeAB
ToboSweden
M
INCENTIVEGROUP
Figure1.1Identicationlabelposition
Type
Fa br. No. 0919 1 90 XXX XXXXX
1 ~ 230V 50 Hz
0,2 kW
Ma x 2,1 kW
Munte rs Europe AB
Is a fjords g a ta n 1
164 2 6 Kis ta , S we de n
M
IP44
Fabr. ye a r
1,9 kW
Made in Swe de n
Weight: 25 kg
MCS 300
2009
Figure1.2Identicationlabel
3Introduction190TEN-1027-F1404

MCS300
2Functionoverview
Thedesiccantrotoristheadsorptiondehumidifyingcomponentintheunit.Therotorstructureis
comprisedofalargenumberofsmallairchannels.
Thedesiccantrotorismadeofacompositematerialthatishighlyeffectiveinattractingandretainingwater
vapour.Therotorisdividedintwozones.Theairowtobedehumidied,processair,passesthroughthe
largestzoneoftherotorandthenleavestherotorasdryair.Sincetherotorrotatesslowly,theincomingair
alwaysmeetsadryzoneontherotor,thuscreatingacontinuousdehumidicationprocess.
Theairowthatisusedtodrytherotor,reactivationair,isheated.Thereactivationairpassesthrough
therotorintheoppositedirectiontotheprocessairandleavestherotoraswetair(warm,moistair).This
principleenablesthedehumidiertoworkeffectively,evenatfreezingtemperatures.
B
A
C
D
1
2
3
4
5
6
Figure2.1Functionoverview
1.Rotor4.ReactivationfanA.DryairC.Wetair
2.Reactivationheater5.ProcessfanB.ProcessairD.Reactivationair
3.Filter6.Filter
190TEN-1027-F1404Functionoverview4

MCS300
3Installation
3.1General
TheMCS300isintendedforindoorinstallation.Theunitshallbeplacedinanuprightpositiononalevel
surface.Iftheunitisstoredpriortoinstallation,placeitinaroofedarea,onalevelsurfacewhereitis
protectedfromimpact,dust,frost,rainoraggressivecontaminants.
3.2Safety
W W
WARNING! ARNING! ARNING!
Theunitisnotintendedforuseinclassiedareaswhereexplosionsafetyequipmentisrequired.
W W
WARNING! ARNING! ARNING!
Theunitmustnotbesplashedwith,orimmersedinwater.
W W
WARNING! ARNING! ARNING!
Donotcovertheunitorobstructtheairvents.
W W
WARNING! ARNING! ARNING!
Donotoperatetheunitifthepowerplugorcordisdamaged.
W W
WARNING! ARNING! ARNING!
Neveroperatetheunitwhenthepowercordisinthestoragecompartment.
W W
WARNING! ARNING! ARNING!
Theunitmustnotbeconnectedtoapowersourceotherthanthatspeciedonitsidenticationplate.
W W
WARNING! ARNING! ARNING!
Theunitshouldbeconnectedtoanearthedelectricalsocket.
W W
WARNING! ARNING! ARNING!
Allelectricalequipmentconnectionsmustbecarriedoutinaccordancewithlocalregulationsandbyqualied
personnel.
W W
WARNING! ARNING! ARNING!
Donotoperatetheunitnearanyheat-generatingdevices,ornearammableandhazardousmaterial.
W W
WARNING! ARNING! ARNING!
Donotinsertngersoranyotherobjectsintotheairvents.
W W
WARNING! ARNING! ARNING!
Donottrytorepair,dismantleormodifytheunit.
CA CA
CAUTION! UTION! UTION!
Donotsit,stand,orplaceanyobjectsontheunit.
5Installation190TEN-1027-F1404

MCS300
CA CA
CAUTION! UTION! UTION!
Ithereisariskforfreezingtemperatures,thewetairductingmustbeinsulated.
3.3Inspectionofdelivery
1.Inspectthedeliveryandcomparewiththedeliverynote,orderconrmationorotherdelivery
documentation.Makesurethateverythingisincludedandnothingisdamaged.
2.ContactMuntersimmediatelyifthedeliveryisnotcompleteinordertoavoidinstallationdelays.
3.Iftheunitistobeputintostoragepriortoinstallation,seesectionStoringtheequipment.
4.Removeallpackagingmaterialfromtheunit,andmakesurethatnodamagehasoccurredduring
transportation.
5.AnyvisibledamagemustbereportedinwritingtoMunterswithin5daysandpriortoinstallationof
theunit.
6.Disposeofthepackagingmaterialaccordingtolocalregulations.
3.4Fittingthesilencer
Attachthesilencertotheprocessairinlet,seeFigure3.1.
Figure3.1Fittingthesilencer
3.5Transport
Usethehandlewhenliftingthedehumidier.Ifpossible,useapalletloadertomovethedehumidier.Itis
recommendedtousetheoriginalpackagingwhenshippingthedehumidier.
190TEN-1027-F1404Installation6

MCS300
3.6Storingtheequipment
Followtheseinstructionsifthedehumidieristobestoredpriortoinstallation:
■Placethedehumidierinanuprightpositiononahorizontalsurface.
■Re-usethepackagingmaterialtoprovideprotectionfortheunit.
■Protectthedehumidierfromphysicaldamage.
■Storethedehumidierundercoverandprotectitfromdust,frost,rainandaggressivecontaminants.
3.7Siterequirements
Thedehumidierisonlyintendedforindoorinstallation.Avoidinstallingthedehumidierwherethereisa
riskofwaterenteringtheunit,orinaverydustyenvironment.RefertoMuntersforadviceifindoubt.
Forunitandservicedimensions,seesection10,Technicalspecication.
NOTE!Itisimportantthattheintendedinstallationsitemeetstherequirementsinordertoachievethebest
possibleperformanceandtrouble-freeoperation.
7Installation190TEN-1027-F1404

MCS300
3.8Connectionofductsandhoses
3.8.1General
Followtheinstructionsbelowwhenattachingductsorexiblehosestotheunit'sairconnections.
■Ductlengthshouldbekeptasshortaspossibletominimisestaticpressureloss.
■Allductandhoseconnectionsmustbeairtightandvapourtighttoensurefullperformance.
■Toretainthecorrectairowforreactivationair,anairdampermustbeinstalled.Thisdamperistobe
installedinthewetairoutletducting,seeFigure3.2andFigure3.3.Foradjustmentofairow ,followthe
instructionsinsection4.5,Adjustingreactivationtemperature.
■Ductingforwetairshallbeinstalledatadownwardinclinetoenablecondensatetodrain.Thewet
airductingshouldbeprovidedwithsuitabledrainageatlowpointstopreventthecollectionof
condensationwater.Alternatively,condensationcanbeavoidedbyinsulatingtheductwithatleast
25mmofsuitableinsulatingmaterial.
■Covertheductopeningwithmeshtopreventbirdsandrodentsfromenteringtheunit.Positionthe
openingsothatrainandsnowcannotenterthelines.
■Thewetairductorhosemustbecorrosionresistantandabletowithstandtemperaturesupto70°C.
CA CA
CAUTION! UTION! UTION!
Ifthereisriskforfreezingtemperatures,thewetairductingmustbeinsulated.
3.8.2Installationexamples
Closedairowsystem
Thedehumidierisplacedinthespacetobedehumidied.Thewetairistransportedoutdoorswithducting.
Noconnectionismadetothedryairoutlet,seeFigure3.2.Theadvantagewiththisinstallationmethodisa
simplersetup;ductingdoesnotneedtobeconnectedtothedryairoutlet.
0 1
A
B
C
D
E
F
Figure3.2Installationinaclosedairowsystem.
A.DryairD.Leakageair
B.ProcessairE.Wetair
C.Connectiontting1)F.Reactivationair
1)Fittingwithdiameter80mm(forexample,LindabSafeNPUnippleoralternateLindabDamperDRU80).
190TEN-1027-F1404Installation8

MCS300
Openairowsystem
Thedehumidierisplacedoutsidetheareatobedehumidied.Dryairistransportedwithductingtothe
spacetobedehumidiedandthewetairisdischargedinthevicinityoftheunitormovedoutdoors,see
Figure3.3.
Theinstallationisusedtosolvethefollowingproblems:
-Whenmoisturedamagedobjectsaretobedehumidied.
-Dustorcorrosioncausingparticlesarepresentinaspacewheredryairwillbesupplied.
-Topreventmoisturefromenteringthedehumidiedspace/object.
0 1
A
B
G
E
F
D
C
Figure3.3Installationinanopenairowsystem
A.DryairE.Wetair
B.ProcessairF.Reactivationair
C.Connectiontting1)G.Connectiontting2)
D.Surplusair
1)Fittingwithdiameter80mm(forexample,LindabSafeNPUnippleoralternateLindabDamperDRU80).
2)Fittingwithdiameter125mm(forexample,LindabSafeNPUnipple).
3.9Electricalconnections
3.9.1General
Includedwithdeliveryisa3.5mlongpowercablewithaplugforconnectiontoanearthedoutlet.The
voltageandfrequencyarespeciedontheunit’sidenticationplate.
3.9.2Safety
W W
WARNING! ARNING! ARNING!
Theunitmustbeconnectedtoanearthedelectricaloutlet.
W W
WARNING! ARNING! ARNING!
Theunitmustnotbeconnectedtoothermainsthanspeciedontheunit’sidenticationplate
9Installation190TEN-1027-F1404

MCS300
3.10Connectingthehumidistat
3.10.1General
Theconnectionsocketforthehumidistatislocatedinthestoragecompartmentforthepower
cable,seeFigure3.4.Theappropriateplugforthehumidistatisdeliveredwiththeunit,seesection
3.10.2,Humidistatconnectionkit.Thehumidistatshallbemounted1–1.5m.abovetheoorandpositionedso
thatitisnotexposeddirectlytodryairfromtheunitorincomingmoistairfromopeningandclosingdoors.
Itshouldnotbeplacedclosetoaheatsource,orsothatitisexposedtodirectsunlight.Thehumidistatshall
beasinglestagehumidistatandconnectedsothatthecontrollingcircuitclosesasrelativehumidityincreases.
Theconnectingcableshallbescreenedandhavecopperconductorswithaminimumcross-sectionarea
of2x0.75mm2.
0 1
A
Figure3.4Connectionsocketforhumidistat(A)
190TEN-1027-F1404Installation10

MCS300
3.10.2Humidistatconnectionkit
Followtheinstructionsbelowtoassembleandconnectthehumidistatconnectionkit.
1.Connecttheleadstopins1and2,andthescreentotheearthpin.
1
3
2
AB
Figure3.5Connectionofleads
A.LeadconnectionsB.Screenconnections
2.Afxtheterminal(2)totheplug(1).
3.Tightentheterminalscrews(3).
4.Afxthecover(4)totheplug(1).
5.Afxtheange(5)tothecover(4).
12345
3
Figure3.6Humidistatconnectionkitassembly
11Installation190TEN-1027-F1404

MCS300
4Operation
4.1General
Thedehumidierhasthreeoperatingmodes,seeFigure4.1.
Man:Thedehumidier’sfans,rotorandreactivationheateroperatecontinuously.
Auto1:Thedehumidier’sfans,rotorandreactivationheaterarestarted/stoppedbythehumidistat.
Auto2:Thedehumidier’sfansandrotoroperatecontinuously.Thereactivationheaterisstartedand
stoppedbythehumidistatonly.Thismodeofoperationisusedtomaintainaircirculation.Ifrelative
humidityrisestothehumidistatssetpoint,thereactivationheaterstarts.Thereactivationheaterstopswhen
relativehumiditydropsbelowthesetpoint.
NOTE!ForthedehumidiertofunctioninAuto1and2,asinglestagehumidistatmustbeconnectedtotheunit.
Seesection3.10,Connectingthehumidistat.
NOTE!Inhumidistatoperationmode,thereisabuilt-infunctionthatdelaysre-startofthedehumidierfor2
minutes.Seesection4.3.3,Automaticoperation.
Man
Auto 1
Auto 2
KWH
Temp
CD
0 1
F
G
H
E
A
B
Figure4.1Controlpanel,on-offswitchandhumidistatsocket
A.ControlpanelE.Storagecompartment
B.DehumidierF.On-offswitch
C.MeasurementselectorG.Humidistatsocket
D.OperatingmodeselectorH.Powercable
4.2Quickstop
Stoptheunitwiththeon-offswitchatthefrontoftheunit,orpullouttheplugfromthewalloutlet.
190TEN-1027-F1404Operation12

MCS300
4.3Start
4.3.1Measuredvalues
Man
Auto 1
Auto 2
KWH
Temp
CD
Figure4.2Controlpanel
C.Measurementselector
D.Operatingmodeselector
Thefollowingparameterinformationisdisplayedonthecontrolpanel:
Totaloperatingtime
KWH
Powerconsumptionduringaspecicperiod
Temp
Reactivationtemperature
Changetheparameterdisplaybypressingthemeasurementselectorbuttononthecontrolpanel.
Measurementofpowerconsumptioncanberesetbeforeeachdehumidifyingoccasionorperiodofuse.
Toresetthemeasurement:
1.Switchofftheunit
2.PressboththeMeasurementandOperatingModeSelectorsatthesametimeandthenswitchtheunit
On(positionI)whilestillpressingtheselectors.Keeptheselectorspressedforatleast5secondsto
resettheconsumption.
13Operation190TEN-1027-F1404

MCS300
4.3.2Manualoperation
1.Resetmeasurementofpowerconsumptionasrequired,seesection4.3.1,Measuredvalues.
2.Switchtheon-offswitchtopositionI,seeFigure4.1.
3.SelecttheManoperatingmodebypressingtheoperatingmodeselectorbutton.
4.3.3Automaticoperation
ForthedehumidiertooperateinAuto1or2,thehumidistatmustbeconnectedtothehumidistatsocketof
theunit,seesection3.10,Connectingthehumidistat.
1.Resetmeasurementofpowerconsumptionasrequired,seesection4.3.1,Measuredvalues.
2.Adjustthehumidistattothedesiredsetpoint.
3.Switchtheon-offswitchtopositionI,seeFigure4.1.
4.SelecttheAuto1or2operatingmodebypressingtheoperatingmodeselectorbutton,seeFigure4.1.
NOTE!Connectionofthehumidistatactivatesabuilt-in2minutesdelayfunctionforre-start.Theopeningand
closingofthehumidistatcircuitwithinthe2minutesperiodwillnotstartthedehumidieragainbecauseofthedelay
function.Incasethehumidistatcircuithasbeenopenedformorethan2minutesandthencloses,thedehumidier
willstartimmediately.Thepurposewiththisfunctionistopreventthecircuitfromcontinuouslycyclingonandoff,in
casethehumidistatisinstalledinapoorlychoosenlocation.
4.4Stop
Switchtheon-offswitchtoposition0,seeFigure4.1.
4.5Adjustingreactivationtemperature
Ifadamperisinstalledonthewetairside,thedehumidier’sreactivationtemperatureisadjustedasfollows:
1.Whiletheunitisoperating,pressthemeasurementselectorsothereactivationtemperatureisshown
onthedisplay,seeFigure4.2.
2.Adjustthedamperandcheckthereactivationtemperature.Whenthedamperisproperlyadjusted,the
differencebetweenthereactivationtemperatureandtheambienttemperatureshouldbeabout95°C.
NOTE!Atstart-up,thedisplayshowsLO°Cforreactivationtemperaturesbelow65°C.
4.6Faultindication
Excessivelyhighreactivationtemperaturesareindicatedonthecontrolpanel,seeFigure4.3andTable6.1.
-Fixedlight,thedehumidierisstillrunning.
-Blinkinglight,thedehumidierhasstopped.
Man
Auto 1
Auto 2
KWH
Temp
E
Figure4.3Faultindication
E.Indicationfortemperaturecontrolandtrippedthermostat
190TEN-1027-F1404Operation14

MCS300
5Serviceandmaintenance
5.1General
W W
WARNING! ARNING! ARNING!
-Donotattempttorepair,dismantleormodifythisunit.
-Removethemainsplugfromthesocketbeforestartinganymaintenancework.
Thedehumidierisdesignedforcontinuoususeoveralongperiodoftimewithaminimalamountof
supervision.Undernormaloperatingconditions,maintenancerequirementsareminimal.Theservice
intervaldependsmainlyontheoperationalconditionsandworkingenvironment.
NOTE!ItisrecommendedtocontactMuntersforserviceorrepair.Operatingfaultscanoccuriftheunitis
maintainedinsufcientlyorincorrectly.
MuntersServicecanofferaserviceplanadaptedtosuittheconditionsofaspecicinstallation.Seecontact
addressesonthebackpageofthismanual.
5.2Maintenanceschedule
Muntersrecommendsthefollowingmaintenanceschedule.Theschedulecontainsinspectionand
maintenanceproceduresaswellastherecommendedintervalsforunitsusedundernormaloperatingand
environmentalconditions.Iftheprocessaircontainsalotofdust,preventativemaintenanceshouldbe
performedatshorterintervalsthanthosespeciedbelow .
Inspection/Maintenance
Component
3-6months12months
ProcessandReactivationlter.Cleanthelterhousingandchangelteras
required.
Cleanlterhousingandchangelter.
Unit,generalCheckforphysicaldamageandcleanunit
exteriorifnecessary.
Checkforphysicaldamageandcleanunit
exteriorifnecessary.
Humidistat.
N/AChecksensorfunctionsandcalibrateif
necessary.ContactyourMunters’product
servicedepartmentasrequired
Table5.1Maintenanceschedule
15Serviceandmaintenance190TEN-1027-F1404

MCS300
5.3Filterreplacement
0 1
2
1
Figure5.1Filterremoval
1.Toremovethelter,slidetheltergratingupwards,thendownwardsandoutaccordingtoFigure5.1.
2.Cleanlterhousingandgratingbeforettingthenewlter.
190TEN-1027-F1404Serviceandmaintenance16

MCS300
6Faulttracing
6.1General
Thischapterisintendedtofacilitatebasicfaulttracingandprovideinstructionsonactionstoremedy
problems.
6.2Safety
W W
WARNING! ARNING! ARNING!
Alwaysunplugthedehumidierbeforeanymaintenanceorrepairworkiscarriedout.Incaseofaxedinstallation
wheretheplugisbeingreplacedbyacircuitbreaker,thepowermustbeswitchedoffandthecircuitbreakerlocked.
W W
WARNING! ARNING! ARNING!
Theunitmustnotbeconnectedtoothermainsthanspeciedontheunitsidenticationplate.
W W
WARNING! ARNING! ARNING!
Adjustments,maintenanceandrepairsmustonlybecarriedoutbytrainedandqualiedpersonnel.
W W
WARNING! ARNING! ARNING!
Duetotheriskofelectricalshock,theunitmustnotbeopenedbyanyoneotherthantrainedandqualied
personnel.
17Faulttracing190TEN-1027-F1404