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Samsung DMT300 Series User manual

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DISHWASHER
ModelName:DMT300Series
ModelCode:DMT300RFS/XAADMT300RFS/XAC
DMT300RFB/XAADMT300RFB/XAC
DMT300RFW/XACDMT300RFW/XAC
SERVICE
MANUAL
DISHWASHERContents
1.SafetyInstructions
2.FeaturesandSpecications
3.DisassemblyandReassembly
4.Troubleshooting
5.PCBDiagram
6.WiringDiagram
7.SchematicDiagram
8.Reference
RefertotheservicemanualintheGSPN(seetherearcover)formoreinformation.
Contents
Contents
1.SafetyInstructions.............................................................................................................................1−1
1.1.SafetyInstructionsforServiceEngineers......................................................................................1−1
2.FeaturesandSpecications.................................................................................................................2−1
2.1.Features.................................................................................................................................2−1
2.2.Specications..........................................................................................................................2−2
2.3.ComparingSpecicationswithExistingModels............................................................................2−3
2.4.OptionsSpecications..............................................................................................................2−4
3.DisassemblyandReassembly..............................................................................................................3−1
3.1.ToolsforRemovalandReassembly.............................................................................................3−1
3.2.StandardDisassemblyDrawings.................................................................................................3−2
3.2.1.Themistor..................................................................................................................3−2
3.2.2.Heater.......................................................................................................................3−3
3.2.3.DrainPump................................................................................................................3−5
3.2.4.CirculationMotor........................................................................................................3−6
3.2.5.DistributorMotor........................................................................................................3−9
3.2.6.LeakageSensor...........................................................................................................3−10
3.2.7.PanelControl&MainPCB...........................................................................................3−10
3.2.8.Dispenser...................................................................................................................3−13
3.2.9.FanMotor..................................................................................................................3−14
3.2.10.CaseSensor................................................................................................................3−16
3.2.11.InletV alve&FlowMeter..............................................................................................3−17
3.2.12.Relay........................................................................................................................3−19
3.3.CheckpointsafterFinishingaService..........................................................................................3−20
4.Troubleshooting................................................................................................................................4−1
4.1.Informationcode.....................................................................................................................4−1
4.2.ServiceInspectionMode...........................................................................................................4−3
5.PCBDiagram...................................................................................................................................5−1
5.1.MainPCB..............................................................................................................................5−1
5.2.NewPBA-DetailedSpecicationsandDescriptionsforConnectorsandRelayTerminals(MAIN
PBA).....................................................................................................................................5−2
6.WiringDiagram................................................................................................................................6−1
6.1.WiringDiagram.......................................................................................................................6−1
7.SchematicDiagram...........................................................................................................................7−1
7.1.MainControl..........................................................................................................................7−1
8.Reference........................................................................................................................................8−1
8.1.ModelNumberNamingRules....................................................................................................8−1
8.2.Terminology...........................................................................................................................8−2
iCopyright©1995-2010SAMSUNG.Allrightsreserved.
1.SafetyInstructions
1.SafetyInstructions
1.1.SafetyInstructionsforServiceEngineers
•Makesuretoobservethefollowinginstructionstooperatetheproductcorrectlyandsafelyandpreventpossible
accidentsandhazardswhileservicing.
•Twotypesofsafetysymbols,WarningandCaution,areusedinthesafetyinstructions.
WARNING
Hazardsorunsafepracticesthatmayresultinseverepersonalinjuryordeath.
CAUTION
Hazardsorunsafepracticesthatmayresultinminorpersonalinjuryorpropertydamage.
BeforeServicing
e
e
WARNING
•(Whenservicingelectricalpartsorharnesses)Makesuretodisconnectthecircuitbreakerorpowercablebefore
servicing.
›Failingtodosomayresultinariskofelectricshock.
•Donotallowconsumerstoconnectseveralappliancestoasinglepoweroutlet
atthesametime.
›Thereisariskofreduetooverheating.
•Whenremovingthepowercord,makesuretoholdthepowerplugwhenpulling
theplugfromtheoutlet.
›Failingtodosomaydamagetheplugandresultinreorelectricshock.
•Whenthedishwasherisnotbeingused,makesuretodisconnectthecircuitbreaker
orpowercablefromthepoweroutlet.
›Failingtodosomayresultinelectricshockorreduetolightning.
•Donotplaceorusegasoline,thinners,alcohol,orotherammableorexplosivesubstancesnearthedishwasher.
›Thereisariskofexplosionandrecausedfromelectricsparks.
e
e
CAUTION
•Donotsprinklewaterontothedishwasherdirectlywhencleaningit.
›Thismayresultinelectricshockorre,andmayshortentheproductlifetime.
•Donotplaceanycontainerswithwateronthedishwasher.
›Ifthewaterisspilled,itmayresultinelectricshockorre.Thiswillalso
shortentheproductlifetime.
Copyright©1995-2010SAMSUNG.Allrightsreserved.1-1
1.SafetyInstructions
e
e
CAUTION
•Donotinstallthedishwasherinalocationexposedtosnoworrain.
›Thismayresultinelectricshockorre,andshortentheproductlifetime.
•Donotpressacontrolbuttonusingasharptoolorobject.
›Thismayresultinelectricshockordamagetotheproduct.
WhileServicing
e
e
WARNING
•Checkifthepowercableisdamaged,attened,cutorotherwisedegraded.
›Iffaulty,replaceitimmediately.
›Failingtodosomayresultinelectricshockorre.
•Completelyremoveanydustorforeignmaterialfromthehousing,wiringandconnectionparts.
›Thiswillpreventariskofreduetotrackingandshortsinadvance.
•Whenconnectingwires,makesuretoconnectthemusingtherelevantconnectorsandcheckthattheyarecompletely
connected.
›Iftapeisusedinsteadoftheconnectors,itmaycausereduetotracking.
•MakesuretodischargethePBApowerterminalsbeforestartingtheservice.
›Failingtodosomayresultinahighvoltageelectricshock.
•Whenreplacingtheheater,makesuretofastentheholderheaterafterensuringthatitisinsertedintothebracket-heater.
›Ifnotinsertedintothebracket-heater,ittouchesthetubandcausesnoiseandelectricleakage.
DuringServicing
e
e
CAUTION
•Whenwiringaharness,makesuretosealitcompletelysonoliquidcanenter.
›Makesurethattheydonotbreakwhenforceisexerted.
•Checkifthereisanyresiduethatshowsthatliquidenteredtheelectricpartsorharnesses.
›Ifanyliquidhasenteredintoapart,replaceitorcompletelyremoveanyremainingmoisturefromit.
•Ifyouneedtoplacethedishwasheronitsbackforservicingpurposes,placeasupport(s)ontheoorandlayit
downcarefullysothebackisontheoor.
›Donotlayitdownonitsfrontorside.Thismayresultinscratchestothesurfaceordamagetotheparts.
1-2Copyright©1995-2010SAMSUNG.Allrightsreserved.
1.SafetyInstructions
AfterServicing
e
e
WARNING
•Checkforanywaterleakage.
›Performatestrunforthedishwasherusingthestandard(normal)cycleandcheckwhetherthereisanywater
leakagethroughtheoorsectionorthepipes.
•Donotallowconsumerstorepairorserviceanypartofthedishwasherthemselves.
›Thismayresultinpersonalinjuryandshortentheproductlifetime.
•Ifitseemsthatgroundingisneededduetowaterormoisture,makesuretorungroundingwires.
(Checkthegroundingofthepoweroutlet,andadditionallygroundittoametallicwaterpipe.)
›Failingtodosomayresultinelectricshockduetoelectricleakage.
[Runningagroundingwire]
›Twistagroundingwire(copperwire)twoorthreetimesaroundthetap.
›Ifyouconnectthegroundingwiretoacopperplate,buryit75cmundertheearthinaplacewithalotofmoisture.
NOTE
Donotconnectthegroundingwiretoagaspipe,plasticwaterpipeortelephonewire.Thereisariskofelectricshock
orexplosion.
e
e
CAUTION
•Checktheassembledstatusoftheparts.
›Theymustbethesameasbeforeservicing.
•Checktheinsulationresistance.
›Disconnectthecircuitbreakerorpowercablefromthepoweroutletandmeasuretheinsulationresistance
betweenthepowerwiresandthegroundingwireofthedishwasher.Thevaluemustbegreaterthan10MΩ
whenmeasuredwitha500VDCMegger.
•Checkwhethertheproductislevelwiththeoor.Checkifthereareany
deformationsinthesink.Checkthatthedishwasherisrmlyinstalledtothesink.
›Vibrationscanshortenthelifetimeoftheproduct.
Copyright©1995-2010SAMSUNG.Allrightsreserved.1-3
2.FeaturesandSpecications
2.FeaturesandSpecications
2.1.Features
FeaturesDescriptionRemarks
ExtralargecapacityTheupperrackisslantedforlargerdishes.Thespacehasbeen
maximizedtoaccommodateavarietyofdishsizes.
ExtremelyquietoperationEfcientnoisecontroltechnologyisusedforthequietestpossible
operation.Y ournewSamsungdishwasherwillbequieterthanever.
Self-cleaninglterCleaningthelteryourselfisathingofthepast!Thisproductkeeps
foodwasteinternallywhileoperating,thendrainsitautomaticallywith
thewater.
SmartDigitalleakagesensorSamsungdishwasherisequippedwithauniqueDigitalLeakageSensor
designedtodetecteventhesmallesttracesofwater.Locatedbelowthe
dishwasher,thesensorimmediatelyshutsofftheelectricalconnection
afterdetectingaleaksavingyoufromtheexpensiveaftermathofa
water-relatedemergency.
2-1Copyright©1995-2010SAMSUNG.Allrightsreserved.
2.FeaturesandSpecications
2.2.Specications
Washcapacity14placesettings
TypeDishwasher
ModelDMT300RFS,DMT300RFB,DMT300RFW
PowerSingle-phasedalternatingcurrentof60Hz,15Aat120V
Usedwaterpressure20~120psi(140~830kPa)
WashtypeRotatingnozzlespray
DrytypeAirventdrysystem
PowerusageMainMotor:185W/Heater:1100W
Standardamountofusedwater3.9~7.9gallon(14.7~30ℓ),NormalCycle
Size(W×D×H)23⅞"x24¾"x33⅞"inch(605x627x860mm)
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NOTE
Aboveimagesmightdifferinthedishwashermodels.
Copyright©1995-2010SAMSUNG.Allrightsreserved.2-2
2.FeaturesandSpecications
2.3.ComparingSpecicationswithExistingModels
NEWMODELBASICMODEL
Model
DMT300RFSDMT300RFBDMT300RFWDMR57LFSDMR57LFBDMR57LFW
Photo
DesignSpecications
PanelControlSilverBlackWhiteSilverBlackWhite
FrameFrontButtonButtonButtonTouchTouchTouch
HandleSTSBlackWhiteSTSBlackWhite
CoverHandleXXXCrBlackCr
CoverFrontLSilverBlackWhiteSilverBlackWhite
FunctionalSpecications
SoilDetectionSensorsOOOOOO
DryingmethodAirventAirventAirventCondensingCondensingCondensing
BasketHeightAdjustment2-stage2-stage2-stage2-stage2-stage2-stage
HalfLoadXXXXXX
ChildLockOOOOOO
SanitizeOOOOOO
LeakageSensorOOOOOO
DelaystartXXXOOO
2-3Copyright©1995-2010SAMSUNG.Allrightsreserved.
2.FeaturesandSpecications
2.4.OptionsSpecications
PhotoItemCodeQuantityRemarks
Bracket-installDD61-00176A2
Assy-installkitforTopmounting
(Bracket-install+Screw)
DD94-01002A2+2
Screwforsidemounting2
UserManual1
InstallationGuideDD68-00027A1
Providedwith
thedishwasher
Elbow-1
WaterSupplyLine
(FlexibleSTSsupplylineis
recommend)
-1
AirGap-1
RubberConnector-1
HoseClamp-1
StrainRelief-1
Soldseparately
Copyright©1995-2010SAMSUNG.Allrightsreserved.2-4
3.DisassemblyandReassembly
3.DisassemblyandReassembly
3.1.ToolsforRemovalandReassembly
Toolimage
No.ToolTypeRemarks
(1)AdjustableWrench
(2)Open-endWrench1-7/16”Leg
(3)Vicepliers
(4)Others
(screwdriver,nipper,longnosepliers)
Commontoolsforservicing
Screwdriver-Philips,at,
TorxT20
Preparationforpartsreplacement
1)Takeouttheresidualwaterinsidetheproduct.
(Drainthewaterbyoperatingthedrainpump)
2)Closethewatersupplyvalve.
3)Turnoffthepower&disconnectpowercable.
Youmustturnoffthecircuitbreakerconnectedtotheproduct.
4)Pullouttheunitfromthesinkandlayitontheoor.
Becarefulofthedrainhosewhenpullingouttheunit.
3-1Copyright©1995-2010SAMSUNG.Allrightsreserved.
3.DisassemblyandReassembly
3.2.StandardDisassemblyDrawings
3.2.1.Themistor
1.Placethedishwasheronitsbacksothatyoucanseethe
base.Removethetwo(2)screwsthatholdthebaseand
theshutterinplace.
2.Removetheleakagesensorconnector(white)inside
theshutter.
3.Disconnectthewireterminal(blue)connectedtothe
thermistor.
4.Checkthelocationofthethermistorandremovethetwo
(2)screwsthatholdthethermistortothecasesump.
Copyright©1995-2010SAMSUNG.Allrightsreserved.3-2
3.DisassemblyandReassembly
3.2.2.Heater
1.Openthedoorcompletely.
Removetheupperandlowerbaskets.
Placethebasketsyou’vejustremovedinasafelocation
sothattheydonotinterferewiththeserviceoperations
andtopreventthemfrombeingdamaged.
2.Useyourhandtoholdthelowernozzleandremoveit.
Placetheremovedlowernozzleinasafelocationalong
withthebaskets.
3.Holdthenozzleduct,andremoveitcarefully.
Toremoveitsmoothly,removethehooksclampingthe
bracketduct(U)usingaatscrewdriverandremove
thehooksclampingthebracketduct(M).
Pullthemoutwhilerotatingthemtotheleft.
4.Removethecoverheaterfromthesumpassy.
Youwillneedaatscrewdriverfortheremoval.
Toremoveahookfromthecoverheater,inserttheend
ofthescrewdriverintothegapbetweencoverheater
andcoversump,andpushthehandleofscrewdriver
andthehook.
Removeremainfour(4)hooksusingsameway.
3-3Copyright©1995-2010SAMSUNG.Allrightsreserved.
3.DisassemblyandReassembly
5.Placethedishwasheronitsbacksothatyoucanseethe
base.Removethetwo(2)screwsthatholdthebaseand
theshutterinplace.
CAUTION
Beforeplacingthedishwasheronitsback,make
suretocheckwhetheranywaterisleft.Remove
anyremainingwater.(Thereisariskofredueto
awaterleakagewhileservicing).
6.Removetheleakagesensorconnector(white)inthe
shutter.
7.Removethetwo(2)terminalswhichareinsertedinto
theheater
Donotpullthewire.Removeitbyholdingthemetallic
partattheendofthewire.
8.Removethetwo(2)holderheaterswhichareconnected
totheheaterbyrotatingthemcounterclockwise.
9.Placethedishwashertherightwayupagain.Openthe
doorandholdandremovetheheater.
CAUTION
Theheatermaybeveryhot.Makesuretocheckit
beforetouchingtheheater .
CAUTION
Makesuretocheckwhetheranywaterisleft.
Removeanyremainingwater,topreventwater
leakageswhileservicing.
Copyright©1995-2010SAMSUNG.Allrightsreserved.3-4
3.DisassemblyandReassembly
3.2.3.DrainPump
1.Placethedishwasheronitsbacksothatyoucanseethe
base.Removethetwo(2)screwsthatholdthebaseand
theshutterinplace.
2.Removetheleakagesensorconnector(white)inthe
shutter.
3.Disconnectthetwo(2)drainpumpconnectors.
4.Removethedrainpumpbyrotatingitcounterclockwise.
Whenremovingthedrainpump,liftupthehook
holdingitinplaceslightlyandthenrotateitsothatthe
hookisnotdamaged.
3-5Copyright©1995-2010SAMSUNG.Allrightsreserved.
3.DisassemblyandReassembly
3.2.4.CirculationMotor
1.Openthedoorcompletely.
Removetheupperandlowerbaskets.
Placethebasketsyou’vejustremovedinasafelocation
sothattheydonotinterferewiththeserviceoperations
andtopreventthemfrombeingdamaged.
2.Useyourhandtoholdthelowernozzleandremoveit.
Placetheremovedlowernozzleinasafelocationalong
withthebaskets.
3.Holdthenozzleduct,andremoveitcarefully.
Toremoveitsmoothly,removethehooksclampingthe
bracketduct(U)usingaatscrewdriverandremove
thehooksclampingthebracketduct(M).
Pullthemoutwhilerotatingthemtotheleft.
4.Removethesumpassy.
Removetheten(10)screwsontheassyltermesh.
(Exceptthetwo(2)screwsholdingtheholdernozzle
Linplace)
Copyright©1995-2010SAMSUNG.Allrightsreserved.3-6
3.DisassemblyandReassembly
5.Removethescrewsandliftupandremovethecover
sump.Thecoversump,coverscroll,assyltermesh,
holdernozzleL,andcoverheaterwillberemoved
together.
CAUTION
Placetheremovedpartsinasafelocationtoprevent
themfrombeingdamaged.
6.RemovetheImpellercirculation.
Removethescrew(1)thatisholdingthecirculation
motortotheshaft.Useyourhandtoholdtheimpeller
circulationandturnthescrew.
CAUTION
Turnthescrewclockwisetoremoveit.
7.Removethevalvedistributor.
Removethesealdistributor.
CAUTION
Makesuretocheckwhetheranywaterisleft.
Removeanyremainingwatertopreventwater
leakageswhileservicing.
8.Removethecasescroll.
Checkifthesealrubberscrollisnormal.Ifitis
damagedorhardened,replaceit.
9.Removethecutterdisposer.
CAUTION
Bothsidesaresharp.Becarefulwhenremovingit.
3-7Copyright©1995-2010SAMSUNG.Allrightsreserved.
3.DisassemblyandReassembly
10.Placethedishwasheronitsbacksothatyoucanseethe
base.Removethetwo(2)screwsthatholdthebaseand
theshutterinplace.
11.Removetheleakagesensorconnector(white)inside
theshutter.
12.Removethecirculationmotorconnector(white).
13.Removetheve(5)screwsholdingthecirculation
motorandthesumpinplace.
14.Holdandpullthecirculationmotortoremoveitfrom
thesump.
Copyright©1995-2010SAMSUNG.Allrightsreserved.3-8
3.DisassemblyandReassembly
3.2.5.DistributorMotor
1.Placethedishwasheronitsbacksothatyoucanseethe
base.Removethetwo(2)screwsthatholdthebaseand
theshutterinplace.
2.Removetheleakagesensorconnector(white)inside
theshutter.
3.Removethetwo(2)distributormotorconnectors.
4.Removethetwo(2)screwsthatholdthedistributor
motorinplace.
(Youcanremoveoneofthetwoscrewsthroughthe
holeinthebase.)
Pullthedistributormotorout.
CAUTION
Becarefulremovingbecauseitiscombinewith
rubbersealanddistributorvalve.
3-9Copyright©1995-2010SAMSUNG.Allrightsreserved.
3.DisassemblyandReassembly
3.2.6.LeakageSensor
1.Placethedishwasheronitsbacksothatyoucanseethe
base.Removethetwo(2)screwsthatholdthebaseand
theshutterinplace.
2.Removetheleakagesensorconnector(white)inside
theshutter.
3.Removetheleakagesensorfromtheshutterby
unfasteningthetwo(2)screwsholdingitinplace.
3.2.7.PanelControl&MainPCB
1.Openthedoorcompletely.
Removethetwelve(12)screwsholdingthetubfront,
framefront,andpanelcontrolinplace.
CAUTION
Beforeremovingthescrews,placeacushionedmat
ontheoortopreventthehandleandframefront
frombeingscratched.Afterremovingthem,make
suretoholdthetubfrontwithyourhandwhileyou
areworkingasthetubmaycloseandharmyou.
CAUTION
Donotplacetheremovedscrewsonthetubfront.
Theymayfallintothesumpassy.
Copyright©1995-2010SAMSUNG.Allrightsreserved.3-10
3.DisassemblyandReassembly
2.Removethefanmotor&thermalactuatorconnectors.
3.Nowremovetheframefrontandthepanelcontrolassy.
Placeitontheoorandperformthefollowing:Remove
thepanelcontrolfromtheframefront.Youcanremove
thepanelcontrolbyholdingandpullingit.
And,youcanremoveandreplacethedoorlockswitch
inthisstep.(Removebothconnectorsofdoorlock
switch.)
4.Removethefour(4)screwsholdingthePCBassyand
panelcontrolinplace.
RemovealltheconnectorsconnectedtothePCBassy.
5.YoucanremovethePCBassy.
6.Removethethree(3)screwsholdingthePCBtactassy
andpanelcontrolinplace.
3-11Copyright©1995-2010SAMSUNG.Allrightsreserved.
/