Samsung WW90M6 User manual

WASHING MACHINE (DRUM) CONTENTS
SERVICE Manual
WASHING MACHINE
DRUM TYPE
Basic Model : WW90M6
(WW6800M PROJECT)
Model Name : WW22N6850Q*
(WW6850N PROJECT)
Model Code : WW22N6850QX/A2
(WW6850N PROJECT)
1. Safety Instructions
2.FeaturesandSpecications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference
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CONTENTS
1. Safety instructions ...................................................................1
1-1. Safety instructions for service engineers ..............................................1
2. FeaturesandSpecications ...........................................................5
2-1. Concept........................................................................5
2-2. Specications ...................................................................8
2-3. Comparingspecicationswithexistingmodels.........................................10
2-4. Optionsspecications ............................................................11
3. Disassembly and Reassembly ........................................................12
3-1. Toolsfordisassemblyandreassembly ..............................................12
3-2. Standarddisassemblydrawings ....................................................13
4. Troubleshooting ....................................................................30
4-1. InformationCode................................................................30
4-2. DiagnosticCode&CorrectiveAction ................................................34
4-3. Problemcheckpoint .............................................................40
5. PCB diagram.......................................................................41
5-1. Main PCB Diagram ..............................................................41
5-2. Detaileddescriptionsofcontactterminals(MainPBA) ..................................42
5-3. Inverter PCB Diagram ...........................................................43
5-4. SubPCBDiagram...............................................................45
5-5. AssyPBAServiceBOM ..........................................................47
6. Wiring diagram .....................................................................48
6-1. Wiringdiagram .................................................................48
7. Reference .........................................................................49
7-1. WW6850N Project name .........................................................49
7-2. Terminology....................................................................50
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Safety Instructions _ 1
1. SAFETY INSTRUCTIONS
1-1. SAFETY INSTRUCTIONS FOR SERVICE ENGINEERS
► Makesuretoobservethefollowinginstructionstooperatetheproductcorrectlyandsafelyandpreventpossible
accidentsandhazardswhileservicing.
► Twotypesofsafetysymbols,WarningandCaution,areusedinthesafetyinstructions.
WARNING
Hazards or unsafe practices that may result in severe personal injury or death.
CAUTION
Hazards or unsafe practices that may result in minor personal injury or property damage.
BEFORE SERVICING
• (Whenservicingelectricalpartsorharnesses)Makesuretodisconnectthepowerplugbeforeservicing.
4 Failingtodosomayresultinariskofelectricshock.
• Donotallowconsumerstoconnectseveralappliancestoasinglepoweroutletatthe
same time.
4 Thereisariskofreduetooverheating.
• Whenremovingthepowercord,makesuretoholdthepowerplugwhenpullingtheplug
fromtheoutlet.
4 Failingtodosomaydamagetheplugandresultinreorelectricshock.
• Whenthewashingmachineisnotbeingused,makesuretodisconnectthepowerplug
fromthepoweroutlet.
4 Failingtodosomayresultinresultinaccidentaloperationofthewashingmachine.
• Donotplaceorusegasoline,thinners,alcohol,orotherammableorexplosivesubstancesnearthewashing
machine.
4 Thereisariskofexplosionandrecausedfromelectricsparks.
WARNING
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2 _ Safety Instructions
WHILE SERVICING
• Checkifthepowerplugandoutletaredamaged,attened,cutorotherwisedegraded.
4 Iffaulty,replaceitimmediately.
Failingtodosomayresultinelectricshockorre.
• Completelyremoveanydustorforeignmaterialfromthehousing,wiringandconnectionparts.
4 Thiswillpreventariskofreduetotrackingandshortsinadvance.
• Whenconnectingwires,makesuretoconnectthemusingtherelevantconnectorsandcheckthattheyare
completelyconnected.
4 Donotusetapeinsteadoftheconnectors,itmaycausereduetotracking.
• MakesuretodischargethePBApowerterminalsbeforestartingtheservice.
4 Failingtodosomayresultinahighvoltageelectricshock.
• Whenreplacingtheheater,makesuretofastenthenutafterensuringthatitisinsertedintothebracket-heater.
4 Ifnotinsertedintothebracket-heater,ittouchesthedrumandcausesnoiseandelectricleakage.
AFTER SERVICING
• Checkthewiring.
4 Ensurethatthewiringcannotbedamagedbyanysharpedgesormovingparts.
• Checkforanywaterleakage.
4 Performatestrunforthewashingmachineusingthestandardcourseandcheckwhetherthereisanywater
leakagethroughtheoorsectionorthepipes.
• Donotallowconsumerstorepairorserviceanypartofthewashingmachine
themselves.
4 Thismayresultinpersonalinjuryandshortentheproductlifetime.
WARNING
WARNING
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Safety Instructions _ 3
BEFORE SERVICING
• Donotsprinklewaterontothewashingmachinedirectlywhencleaningit.
4 Thismayresultinelectricshockorre,andmayshortentheproductlifetime.
• Donotplaceanycontainerswithwateronthewashingmachine.
4 Ifthewaterisspilled,itmayresultinelectricshockorre.Thiswillalsoshortenthe
productlifetime.
• Donotinstallthewashingmachineinalocationexposedtosnoworrain.
4 Thismayresultinelectricshockorre,andshortentheproductlifetime.
• Donotpressacontrolbuttonusingasharptoolorobject.
4 Thismayresultinelectricshockordamagetotheproduct.
WHILE SERVICING
• Whenwiringaharness,makesuretosealitcompletelysonoliquidcanenter.
4 Takecarewhendisconnectingconnectors,donotuseexcessiveforceasthismaydamagetheconnector.
• Checkifthereisanyresiduethatshowsthatliquidenteredtheelectricpartsorharnesses.
4 Ifanyliquidhasenteredintoapart,replaceitorcompletelyremoveanyremainingmoisturefromit.
• Ifyouneedtoplacethewashingmachineonitsbackforservicingpurposes,placeasupport(s)ontheoorandlayit
downcarefullysoitssideisontheoor.
4 Donotlayitdownonitsfront.Thismayresultintheinsidetubdamagingparts.
CAUTION
CAUTION
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4 _ Safety Instructions
AFTER SERVICING
• Ensurethatallcomponentsarereassembledcorrectlyandaresafebeforeconnectingtheappliancetothemains
supplies.
• Checktheinsulationresistance.
4 Disconnectthepowercordfromthepoweroutletandmeasuretheinsulationresistancebetweenthepowerplug
andthegroundingwireofthewashingmachine.Thevaluemustbegreaterthan10MΩwhenmeasuredwitha
500V DC Megger
• Checkwhetherthewashingmachineislevelinrelationshipwiththeoor.Checkwhether
itisinstalledrmlyontheoor.
4 Vibrationscanshortenthelifetimeoftheproduct.
CAUTION
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FeaturesandSpecications_5
2. FEATURES AND SPECIFICATIONS
2-1. CONCEPT
■COMMON FEATURES
Features Description
Q-Drive • InnovativeQ-Drivetechnologyreducesthewashingtimebyupto50%*andcuts
energyuseby20%*,withoutcompromisingthecleaningperformance.Themotion
oftheDrummovesclothesfromtoptobottom,whileapulsatorcreatesawideand
intenseshower,soitquickly,gentlyandthoroughlyremovesdirt.
※TestCondition:eCotton60℃,halfload*TestedbyIntertek
Smart Control • SmartControlletsyouremotelycontrolandmonitoryourwashingusingasmartphone
App*.Atanytimeandfromanywhere,youcanquicklystartorpauseitandkeep
aneyeonprogramselections,timeremainingandnishingalerts.Anditwilleven
diagnoseerrorsandprovidethebestsolution.
*AvailableoniPhonesandAndroiddevices.AWi-Ficonnectionisrequired.
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6_FeaturesandSpecications
Features Description
Eco BubbleTM • Beforethenormalcyclebegins,theuniquebubblegeneratorstartsworking.Ithelps
dissolveandactivatethedetergentusingairandwatertogeneratebubblesthat
penetratefasterandmoreevenlythroughoutthewashload.Thisbringsthedetergent
intocontactwitheachberintheload.
※ Basedoninternalbenchtoptestwatertemp.15℃,IEC60456EUstandarddetergent,
greasesoilswatch(EMPA120).
Bubble Soak • WiththesimpletouchofabuttontheSamsungwashingmachine’sBubbleSoak
technologyhelpsremoveawidevarietyofnormallystubbornstains.Itaddsan
extraphasetoanormalwashingcycleinwhichclothesarethoroughlysoakedin
activebubbles,soanydirtandstainsareloosenedandcanberemovedmuchmore
effectively.
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FeaturesandSpecications_7
2-2. SPECIFICATIONS
Type Front loading washing machine
Modelname WW22N6850Q*
Dimensions W600×D600×H850(mm)
Water pressure 50-800kPa
Netweight 77kg
Power
consumption
Washing 120 V 200 W
Washingand
heating 120 V 1150 W
Spin 120 V 550 W
Drain 120 V 80 W
Spinrevolutions 1400 rpm
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8_FeaturesandSpecications
Dimension mm
Height-Overall(A) 850
Width(B) 600
Depth(C) 600
Depthwithdooropen90°(D) 1115
A
B C
D
H850
W600 D600
D1115
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FeaturesandSpecications_9
2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS
Project WW6850N WW6800M
Model Name WW22N6850Q* WW9*M64*
Image
Feature BlueCrystal,SmartControl,Q-Drive BlueCrystal,AddWash,
SmartControl,Q-Drive
Capacity -9.0kg/8.0kg
Main Spec
DrumVolume 63 L 63 L
MaxRpm 1400 1400
Motor
DIM,
DC93-00586G,5.7Ω±5%
(25℃)
DIM,
DC93-00586D,5.7Ω±5%
(25℃)
ControlSys General General
WeightDetection 3Stage 3Stage
WaterSupply ColdandHot/ColdOnly ColdandHot/ColdOnly
WashingandHeating 1150W/120V 2000W/220V,2400W/240V
Voltage/Frequency 120V/60Hz 220-240V/50-60Hz
Drainage Pump Pump
Power-OutageCompensation Yes Yes
ZeroStanbyPower Yes(1WorLess) Yes(1WorLess)
USP
EcoBubbleTM Yes Yes
Q-Drive Yes Yes
AddWash No Yes
Drum wave wave
SmartControl Yes Yes
Design
Big Door Yes(520mm) Yes(520mm)
CenterJogDial Yes Yes
Display LED LED
Dimension(WxDxH,mm) 600x600x850 600x600x850
(★):Specialmodelsonly
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10_FeaturesandSpecications
2-4. OPTIONS SPECIFICATIONS
NO Unit PartCode Figure Description Qty
1BoltSpanner DC60-00104A Toremovetheshippingbolts
Toadjustthelevelingleg 1
2AssyHose
Water
DC97-15648A(COLD)
DC97-15648B(HOT)
Tosetupwatersupply. Coldonly1,
Cold+Hot2(★)
3
ASSYHOSE
WATER
(Aqua-Stop)
DC62-00079A Tosetupwatersupply. 1(★)
4ManualUsers DC68-03645B Toexplaintheproduct
operationandinstallation 1
5CapFixer DC67-00307A Tocovertheholes 4
6CapFixer
DC67-00208B
Tocovertheholefrom
whichyouremovedthe
powercordatthebackof
theproduct.
1
7Hose Hanger DC62-10278A Tosecurethedrainhose. 1
8GuideLiquid DC61-03510A Touseliquiddetergent. 1
Note
• (H)issuppliedforspecicmodelsonlyamongthosewithoutwatersupplyhoses.
• Customercanpurchaseadditionalwatersupplyanddrainhosesfromaservicecenter.
• Forbuilt-inmodels,thespanner,watersupplyanddrainhosesarenotsupplied.Boththewatersupplyanddrain
hosesaresuppliedduringtheinstallation.
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Disassembly and Reassembly _ 11
3. DISASSEMBLY AND REASSEMBLY
3-1. TOOLS FOR DISASSEMBLY AND REASSEMBLY
Tool Type Remarks
Boxdriver
10mm Heater(1),Tub(12),Fixerscrew(5),Motor(2),
Balance(9)
13mm ShockAbsorber(2holeseachinleft/right),
Damper(2),Damper(friction2)
19mm Pulley(1)
Double-ended
spanner
10mm
13mm
19mm
Replacedbyboxdriver
Leg
Vicepliers
AToolforprotectingemptyturningofboltor
abrasionfromusingboxdriver
FordisassemblyofSpindrum
Others
(screwdriver,nipper,
longnosepliers)
Commontoolsforservicing
Torquewrench TheToolforassemblyofheaterandTub
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12 _ Disassembly and Reassembly
3-2. STANDARD DISASSEMBLY DRAWINGS
► Thisisastandarddisassemblydiagramandmaydifferfromtheactualproduct.
Usethismaterialasareferencewhendisassemblingandreassemblingtheproduct.
Part Figure Description
Assy Cover Top
1. Removethe2screwsholdingtheTop
Coveratthebackoftheunit.
2. Removethetop-coverbyliftingitupafter
pullingitbackabout15mm.
Watervalve
Sensor pressure
Noiselter
3. Then,theWater(Pressure)Sensor,Noise
FilterandWaterValvecanbereplaced.
WW22N6850NX-A2_SM.indb 12 2018/2/1 17:15:32

Disassembly and Reassembly _ 13
Part Figure Description
Sub-PCB Panel
1. Removethe2screwsholdingthefront
operatingpanel.
2. RemovethescrewsatthetopoftheASSY-
PANELCONTROL.
3. HoldtheASSY-PANELCONTROLwhile
pullingitupwardsandreleasetheterminals
to remove it.
5. Releasethehooksandscrewstoremove
thePCBforrepair/replacement.
WW22N6850NX-A2_SM.indb 13 2018/2/1 17:15:33

14 _ Disassembly and Reassembly
Part Figure Description
Assy Housing-
Drawer
1. Remove1screw.
2. RemovetheBand-ring.
3. Separatethewatersupplyvalvewire.
4. Removethescrewsholdingthewater
supplyvalve.
WW22N6850NX-A2_SM.indb 14 2018/2/1 17:15:34

Disassembly and Reassembly _ 15
Part Figure Description
Frame Front
1. Usinglongnosepliers,pickuponeof
theringsonWire-Diaphragmwhich
connectthespringandthewireends.
thenSeparatetheWire-Diaphragmfrom
theFRAME-FRONTandDisconnectthe
Diaphragm.
2. Removethe2screwsholdingtheFRAME-
FRONT.
3. Removethe3screwsholdingthebottom
oftheFRAME-FRONT.
4. DisconnecttheterminalfortheDOOR-
LOCKswitch.
120V
WW22N6850NX-A2_SM.indb 15 2018/2/1 17:15:34

16 _ Disassembly and Reassembly
Part Figure Description
Cover-Back
• Unfastenthe4screwsthatholdtheback
coverinplace.Removethebackcoverby
slidingitdown.(Whenassembling,slidethe
backcoverup.)
Belt
2
1
2
1
1. RemovetheCoverback.
2. Separatethebeltandthenassemblyit.
3. Checkifthebeltpositionisatthecenterof
thePulley.
 AssemblingthebeltPlacethebelt
aroundtheMotor-Pulley(①)andthen
overthePulley(②).
WW22N6850NX-A2_SM.indb 16 2018/2/1 17:15:35

Disassembly and Reassembly _ 17
Part Figure Description
BLDC Motor
1. Separatetheblet.
2. Removethe2screwsandconnector.
Separatethecoverheater.
3. Separatetheboltsofmotor.
4. Separatethemotor.
Caution
WheninstallingtheBeltaroundtheMotor
Pulley,thebottomofthebeltmustbe
locatedonthesecondtoothofthemotor
pulleyoftheMotorPulley.
WW22N6850NX-A2_SM.indb 17 2018/2/1 17:15:36

18 _ Disassembly and Reassembly
Part Figure Description
Water Supply Valve
1. SeparatetheAssyCover-Top.
2. Separatethewatersupplyvalvewire.
3. Removethescrewsholdingthewater
supplyvalve.
Water Level Sensor
Watervalve
Sensor pressure
Noiselter
1. SeparatetheAssyTop-Cover.
2. Disconnectthewirebetweenthe
PRESSUREHOSEandthewaterlevel
sensorforrepair/replacement.
3. Pushtheclipofthewaterlevelsensor
behindsensortoonesideoftheframe
andpullitouttoremoveit.
WW22N6850NX-A2_SM.indb 18 2018/2/1 17:15:37