Samsung WA45H7200A Manual

WASHING MACHINE

Technical Information

Code No. : DC68-03132G-01_EN

• Duetopossibilityofpersonalinjuryorpropertydamage,alwayscontactanauthorized

technicianforservicingorrepairofthisunit.

• RefertoServiceManualfordetailedinstallation,operating,testing,troubleshooting,and

disassemblyinstructions.

Models : WA48H7400A*

WA45H7200A*

WA45H7000A*

AllsafetyinformationmustbefollowedasprovidedinServiceManual.

CAUTION

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

WA7000HA WASH_WA48H_TECH MANUAL_DC68-03132G-01_EN.indd 1 2014-1-6 15:56:26

ALIGNMENT AND ADJUSTMENTS

GENERAL ERROR FUNCTION

Error Code

(Diagnostic Code

Error Image)

Description Corrective Action

1 5E Thewaterlevelfailstodropbelowthe

ResetWaterLevelwithin30minutes.

Goto“WillNotDrain”

TroubleshootingSection.

2 dE1 DoorfailstoUnlockAfter7attempts. Goto“WillNotUnlock”

TroubleshootingSection.

3 4E

Whenthellingcontinuesformore

than60minutesorthereisnochangeof

waterlevelfor5minutes.

Goto“NoWaterFill”

TroubleshootingSection.

4 dE1 Doorfailstolockafter7attempts. Goto“WillNotLock”

TroubleshootingSection.

5LE

AwaterlevellowerthantheResetwater

levelisdetectedfor5secondsduring

theWash/Rinsecycle.

Goto“NoWaterFill”

TroubleshootingSection.

61E

WaterLevelSensorTrouble.(Whenthe

inputsignalfromthewaterlevelsensor

isoutofrange,theunitwillsendout

beepingsoundsandhaltsthecycle.)

Goto“NoWaterFill”

TroubleshootingSection.

7OE

Afaultisdetectedinthewaterlevel

sensor.Data(frequency)shows

thewaterlevelisatorabovethe

overowwaterlevel.(Whenthis

conditionisdetected,themachinewill

automaticallystartdrainingwateruntil

thewaterlevelfallsbelowthereset

waterlevel)

Firstchecktoseethatallofwater

valvesarenotstuck.Ifthewater

valvesareOK,checkwaterlevel.

8UE Unbalanceorcabinetbumpisdetected

duringnalspin.

Goto“WetClothes”

TroubleshootingSection.

9 dE Doorisdetectedasopenwhileitis

tryingtolockthedoor.

Goto“QuickTestMode”andthen

doDoorLock/UnlockTest.

10 tE

Thisoccurswhenthewatertemperature

sensorfaultisdetectedcontinuously

for5seconds.

Goto“BoardInputTest”and

checkWaterTemperature.Check

looseorpinchedwires.Replace

PCBorthermistor.

11 3E

MICOMisattemptingtodrivethemotor

butisnotgettinganyresponsesignals

fromthehallsensor.Visualcheckshows

motorisnotrunning.(Locked,Defective

HallSensororOverload)

Evaluatewireharnessforlooseor

unhookedconnections.Goto“

QuickTestMode”andtestMotor.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

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ALIGNMENT AND ADJUSTMENTS

Error Code

(Diagnostic Code

Error Image)

Description Corrective Action

12 4E Thehot/coldwaterhoseconnectionis

notcorrect.

Pleaseconnectthehot/cold

waterhoseconnectioncorrectly.

13 SUd

Sudsisdetectedduringthewashing

session.(“SUd”or“Sd”isnotanerror.

Whenitnisheswashing,Endandthe

“SUd”or“Sd”codewillblinkinturn.)

Guideausertoreduceamount

ofdetergentusage.

14 AE

CommunicationerrorbetweenSUBPBA

andMAINPBA.

CheckMainPBA,SUBPBA&

Wire-harness.ReplacePCB.

8E1

8E2

IftheMEMScommunicationerroror

MEMStroublediagnosiserroroccur,this

messagewillbedisplayed.

1.ChecktheMEMSsensorand

PBA.

2.Checkthewireconnector

terminals.

16 bE2 AbuttonexceptthePowerbuttonis

continuallypressed.

Checkwhethereitherthe

Powerswitchoratactswitchis

continuallypressed.

17 4E2 Thehot/coldwaterhoseconnection

isnotcorrect.

Pleaseconnectthehot/cold

waterhoseconnectioncorrectly.

18 PE

(ClutchMotorError)

Thiserroroccurswhentheposition

oftheclutchisnotdetected.

-Ifthepositiondetectionsignalis

notreceived15secondsafterthe

clutchmotorstarts,thespindrumis

shakenleftandrightandthenthe

motorisrestarted.

Ifthemotorpositionsignalisnot

receivedevenafter3reattempts,a

PEerroroccurs.

1.Checktheclutchmotor.

2.Checktheassemblystatusof

theclutchmotor.

3.Checkthewireconnector

terminals.

PE1

(clutchhallsensor

error)

Afterthecompletionoftheclutch

positiondetection,andtheclutch

hallsignalisinvalid,thespindrum

isshakenleftandrightandthenthe

clutchhallsignalisevaluatedagain.

This,iftheclutchhallsignalisstill

invalid,theclutchpositionswitching

statusischeckedandthenthe

operationisrestarted.

(Ifthe15reattemptsfail,thiserror

occurs.)

1.Checktheclutchhallsensor.

2.Checkthewireconnector

terminals.

3.Checktheclutchswitching

status.

-Checkthecouplingassembly

anddisassemblystatus.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

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ALIGNMENT AND ADJUSTMENTS

TEST MODE

Test Mode:

EachTestModeisasfollowsinthecomingpages.

Thetestmodesaremodesunabletogetan

accessoncethewashingcyclehasstarteddueto

safetyreasons.

Quick Test Mode

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

WA48H7400A*

WA45H7200A*

WA45H7000A*

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ALIGNMENT AND ADJUSTMENTS

Denition of Quick Test Mode:

- CheckoperationofallLED’s(VerifyfaultyLED).

- Checkmodelandsoftwareversion.

- Checkdierentoperatingmodes(e.g.watervalve,motor,door,drainpump,etc.).

How to Enter:

- Plugintheunit.

- PressSpinkey,SoillevelkeyandPowerKeyatthesameTime.

Quick Test Mode:

1. AllLED’slightupanditsendsoutBeepSoundwhenit

entersintotheQuickTestMode.(Including7-Segment)

2. DisplayssoftwareversionforasecandClearEEPROM.

3. Whentheversionisdisplayed,turntheJog-Dialsothat

theversiondisappears.Pressthefollowingkeystotestthe

variouscomponents.

-Temp.Key:WaterValveTest

-DelayEndKey:DoorLock/UnlockTest

-Spin:DrainPump/CirculationPumpTest

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

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ALIGNMENT AND ADJUSTMENTS

Continuous Run Mode

Denition of Continuous Run Mode:

- WillcontinuouslyrepeatthecurrentcycleuntiltheContinuousRunModeiscancelled.

How to Enter:

- PressDelayEnd+Temp.Keytogetherfor5sec.

Continuous Run Mode:

1. Press

DelayEnd+

Temp.Keyfor5secduringPowerOnState(NormalUserMode).

OnceinContinuousRunMode,Thesevensegmentswillnolongerdisplay“0000”andwillalternate

betweendisplayingthenumberofcyclesofthecompletedcourseandtheremainingtimeofthecourse.

3. TheContinuousRunModewillrepeatthepreviouscycleuntilcontinuousrunmodeiscancelled.

DuringContinuousRunMode,pressDelayEnd+

Temp.

Keyfor5sectoreturntonormalusermode.

Thesevensegmentswillnolongerdisplaythenumberofcyclesandwilldisplaythemaintenance

timeonly.

5. IfyouexitServiceModeafterenteringitfromContinuousMode,thewashingmachinereturns

toContinuousMode.

6. IfpowerislostinContinuousRunMode(thatis,whenthepowerplugisdisconnectedorthe

Powerkeyispressedturningthewashingmachineo),themodeisreleasedwhenthewashing

machineisturnedonagain.

Service Mode

Denition of Service Mode:

- ServiceModeenablesservicetechnicianstoverifytheoperationofthewashingmachineand

dotroubleshooting.

- ServiceModecanbeenteredduringallwashingcyclewithoutinterruptingthecycleexcept

someoftestmodes.

- VarioustestscanbedonewithServiceMode.So,troubleshootingcanbedonebasedonthe

resultingdiagnosticcodes.

How to Enter:

- ToentertheServiceMode,presstheDelayEndandPreSoakKeyfor3secondsoruntiltheunit

sendsoutbeepingsounds.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

Delay End + Temp.

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ALIGNMENT AND ADJUSTMENTS

Service Mode

Service Mode:

1.ThewashermustbeontogointotheServiceMode.

2.Themotorspeedwillbedisplayedwhenstarted(Itdisplays0whenthemotordoesnotspin).

3.Thepresentstateofthemachinewillnotbechanged.

(i.e.,thecurrentcycleinprogresswillnotbeinterruptedandonlythedisplaywillchange)

4. ToexitServiceMode,pressDelayEndandPreSoakKeyfor3secondagain,orPowerKey.If

nokeyisoperatedduringServiceModefor5minutes,themachinewillreturntonormaluser

mode.

Quick Spin Test Mode

Denition of Quick Spin Test Mode:

- QuickSpinTestModeistodoSpinCheck.(HighRPM)

How to Enter:

- DuringServiceMode,presstheDelayEndandSelfCleanKeyfor3secondstoenterQuickSpin

TestMode.

- Cannotenteroncethewashingcyclehasstarted.

Quick Spin Test Mode:

AsitentersintotheQuickSpinTestMode,itstartsspinningandreachesitsmaximumRPM.

OncetheSpinspeedreachesthemaximumRPM,thespeeddropsimmediately.

ToholdQuickSpinTestMode(enteringHoldSpeedMode),presstheStart/Pausebutton.Ifthe

Start/PausebuttonispressedduringQuickSpinTestMode,itwillstopacceleratingandholdits

spinningspeedfor10minutesbeforegoingbacktoQuickSpinTestMode.

Also,tocanceltheholdandallowQuickSpinTestModetocontinue,presstheDelayEndandSelf

CleanKeytogetherfor3seconds.

IfyouholddowntheDelayEndandSelfCleankeyforthree(3)secondswhenthewashing

machineisnotinHoldSpeedMode,QuickSpinModeisexitedandServiceModeisrestored.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

Delay End + Pre Soak

Delay End + Self Clean

While it is not in Hold Speed Mode

Delay End + Self Clean

3 sec

While a cycle is not running

Delay End + Self Clean

for 3 sec or after 10 minutes

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ALIGNMENT AND ADJUSTMENTS

Cycle Count Check Mode

Denition of Cycle Count Check Mode:

- CycleCountCheckModeistotallyupthenumberofwashings.

How to Enter:

- ToentertheCycleCountCheckMode,pressthePreSoakKeyduringServiceMode.

Cycle Count Check Mode:

1. ActivatetheServiceModeinadvance.

2.WhenthePreSoakkeyispressed,thetotalnumberofwashingswilllightupandasignalLED

willglow.

3.Themaximumnumberofcycleswillbe1999.

Thecounterwillrolloverto0andstartcountingagainafter1999.

4.Thecountingwillbecarriedoutattheendofthenormalcycle.

(FornormalandContinuousRuncycles,thecountiscarriedoutattheendofthecycles.

5. ToexittheCycleCountCheckMode,pressthe“PreSoak”keyagain.

S/W Version Check Mode

Denition of S/W Version Check Mode:

- S/WVersionCheckModeistobringupS/WVersioninformation.

How to Enter:

- ToentertheS/WVersionCheckMode,presstheSoilLevelKeyduringServiceMode.

S/W Version Check Mode:

1. ActivatetheServiceModeinadvance.

2. PresstheSoilLevelKeytobringupitssoftwareVersion.

3. ToexittheS/WVersionCheckMode,presstheSoilLevelS/Wonceagain.

Then,itreturnstotheServiceModewithmotorRPMilluminating.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

WA7000HA WASH_WA48H_TECH MANUAL_DC68-03132G-01_EN.indd 8 2014-1-6 15:56:28

ALIGNMENT AND ADJUSTMENTS

Fast Time Down Test Mode

Denition of Fast Time Down Test Mode:

- FastTimeDownTestModeistoforwardtheprogramtothenextcyclestage.

How to Enter:

- ToentertheFastTimeDownTestMode,presstheTemp.keyduringServiceMode.

Fast Time Down Test Mode:

1. ActivatetheServiceModeinadvance.

2. Toforwardtheprogramtothenextcyclestage,presstheTemp.key.

Board Input Test Mode

Denition of Board Input Test Mode:

- BoardInputTestModeistodisplaysaspeciedinputafterakeypress.

How to Enter:

- ToentertheBoardInputTestMode,presstheSelfCleankeyduringServiceMode.

Board Input Test Mode:

1. ActivatetheServiceModerst.

2. PressthekeytostartBoardInputTest.

3.TurntheJog-DialsothattheNormalcourseisturnedon,andTheWaterTemperaturewillbe

displayedinCelsius.

4.TurntheJog-DialsothatthePermPresscourseisturnedon,TheWaterTemperaturewillbe

displayedinFahrenheit.

5.TurntheJog-DialsothattheActiveWear(WA48H7400A*,WA45H7200A*)/QuickWash

(WA45H7000A*)cycleisturnedon,Thedoorstatuswillbedisplayed(OPifopen,CLifclosed).

6. TurntheJog-DialsothattheQuickWash(WA48H7400A*,WA45H7200A*)/Spin(WA45H7000A*)

cycleisturnedon,TheDoorLockSwitchstatuswillbedisplayed(ULifunlocked,LOiflocked).

7. TurntheJog-DialsothattheSpin(WA48H7400A*,WA45H7200A*)/Rinse+Spin(WA45H7000A*)

cycleisturnedon,TheWaterFrequencywillbedisplayed.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

Self Clean

WA7000HA WASH_WA48H_TECH MANUAL_DC68-03132G-01_EN.indd 9 2014-1-6 15:56:28

ALIGNMENT AND ADJUSTMENTS

Diagnostic Code Check Mode

Denition of Diagnostic Code Check Mode:

- DiagnosticCodeCheckModeistobringupthestoreddiagnosticcodes(referecodesforservice

technicians).

How to Enter:

- ToentertheDiagnosticCodeCheckModewithcode“d”ashing,presstheSpinkeyduring

ServiceMode.

Board Input Test Mode:

1.ActivatetheServiceModerst.

2. Pressthe“Spinkey”keytostartErrorCodeCheckModewithCode“d”ashing.

3. Tocyclethroughtheerrorcodes,turntheRotaryCycleSelectorinonedirection(either

ClockwiseorCounterclockwise).

4. Now,whenturningtheRotarySelectorKeyinthesamedirection,itshowserrorcodesfromthe

latest.

5. Whenturningitintheoppositedirection,itshowstheerrorcodesinthereverseorder.

Toavoidriskofelectricalshock,personalinjuryordeath;disconnectpowertowasher

beforeservicing,unlesstestingrequirespower.

WARNING

Service Mode Spin Diagnostic Code

WA7000HA WASH_WA48H_TECH MANUAL_DC68-03132G-01_EN.indd 10 2014-1-6 15:56:28

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