CLOTHES DRYER CONTENTS
SERVICE
Manual
CLOTHES DRYER
Refer to the service manual in the GSPN (see the rear cover) for the more information.
1. Safety Instructions
2.FeaturesandSpecications
3. Disassembly and Reassembly
4. Troubleshooting
5. PBA diagram
6. Wiring diagram
7. Schematic diagram
8. Reference information
Basic Model : DV5471AEW/XAA
Model Name : DV456EWHDWR
DV456GWHDWR
DV422EWHDWR
DV422GWHDWR
DV400EWHDWR
(HUDSON DRYER PROJECT)
Model Code : DV456EWHDWR/AA
DV456GWHDWR/AA
DV422EWHDWR/AA
DV422GWHDWR/AA
DV400EWHDWR/AA
DV456
Contents
1. Safety Instructions ...................................................................1
1-1. Caution for safety during servicing ...................................................1
1-2. Important safety information ........................................................2
2. FeaturesandSpecications ...........................................................5
2-1. Features .......................................................................5
2-2. Specications ...................................................................6
2-3. Comparingspecicationswithexistingmodels .........................................7
2-4. Optionsspecications ............................................................8
3. Disassembly and Reassembly .........................................................9
3-1. Toolsfordisassemblyandreassembly ...............................................9
3-2. Standarddisassemblydrawings ...................................................10
4. Troubleshooting ....................................................................26
4-1. Error items and diagnostic codes ...................................................26
4-2. Test mode .....................................................................27
4-4. Symptoms, diagnoses and actions .................................................30
4-5. Component testing procedures ....................................................35
5. PBA Diagram .......................................................................38
5-1. Main PBA .....................................................................38
5-2. Detaileddescriptionsofcontactterminals(MAINPBA) ..................................39
5-3. SubPBA .....................................................................40
5-4. Detaileddescriptionsofcontactterminals(SUBPBA) ...................................41
6. Wiring Diagram .....................................................................42
6-1. Wiringdiagram(ELECTRICDRYER) ...............................................42
6-2. Wiringdiagram(GASDRYER) ....................................................43
7. Schematic Diagram .................................................................44
7-1. Maincontrol ...................................................................44
7-2. Subcontrol ...................................................................45
8. Reference .........................................................................46
8-1. ModelNumberNamingRules .....................................................46
8-2. MotorUniversalParameter .......................................................47
Safety Instructions _ 1
1. SAFETY INSTRUCTIONS
1-1. CAUTION FOR SAFETY DURING SERVICING
1. Donotallowthecustomertorepairtheproduct.
4 Thepersonmaybeinjuredortheproductlifemaybeshortened.
2. ExecuteA/Safterunpluggingthepowersupplyunit.
4 Becarefuloftheelectricshocks.
3. Donotplugseveralplugsinthesameoutlet.
4 Itmaycauseareduetooverheat.
4. Checkfordamage,pinchingorburningofthepowerplugtheoutlet.
4 Replaceitpromptlyifithasaproblem.(Itmaycausetheelectricshocksorre)
5. Donotcleanthemainbodywithwater.
4 Itmaycauseelectricshocksandreandshortentheproductlife)
6. Thewiringharnessshallbefreefrommoistureandtightenedduringserving.
4 Itshallnotbedeviatedbycertainimpact.
7. Removeanydustordirtonthehousingsection,wiringsection,connectionsectionduringservicing.
4 Protectfrompossiblecauseofresuchasthetracking,shortageetc.
8. Checkforanymarksofmoistureontheelectricalparts,harnesssectionetc.
4 Replacethepartsorremovethemoisture.
9. Checktheassemblystatusofthepartsafterservicing.
4 Maintainthestatusbeforeservicing.
10.Pulloutthepowercordbyholdingtheplug.
4 Becarefulofelectricshocksandwhenthecordisdamaged.
11.Unplugthepowerplugfromtheoutletwhenthedryerisnotused.
4 Becarefulofelectricshocksandreduetothestrikeoflightning.
12.Donotuseorstorespraysorammablematerials(includinggasoline,alcoholetc.)aroundthedryer.
4 Becarefulofexplosionsorreduetoelectricsparks.
13.Donotputbowlsofwaterorwetlaundryonthedryer.
4 Ifwaterhaspenetratedintothedryer,thismaycauseelectricshocksorre.
14.Donotinstallthedryeroutsideexposedtomoisture.
4 Itmaycauseelectricshocksandreandshortentheproductlife.
15.Donotpushthecontrolbuttonswithanawl,pin,orsharpmaterials.
4 Itmaycauseelectricshocksanddamage.
16.Checkthedryerisleveledhorizontallyandinstalledproperlyontheoor.
4 Thevibrationmayshortentheproductlife.
2 _ Safety Instructions
1-2. IMPORTANT SAFETY INFORMATION
Toavoidriskofre,electricshock,seriousinjury,ordeathwhenusingyourdryer,followthesebasicprecautions:
1. Readallinstructionsbeforeusingthedryer.
2. InstalldryeraccordingtoInstallationInstructions.RefertotheGroundingInstructionsintheInstallationInstructions
forpropergroundingofthedryer.
3. Donotdryarticlesthathavebeencleanedin,washedin,soakedin,orspottedwithgasoline,drycleaningsolvents,or
otherammableorexplosivesubstances.Vaporscouldigniteorexplode.
4. Donotusethedryertodryclotheswhichhavetracesofanyammablesubstance,suchasvegetableoil,cookingoil,
machineoil,ammablechemicals,thinner,etc.,oranythingcontainingwaxorchemicals,suchasmopsandcleaning
cloths.Flammablesubstancesmaycausethefabrictocatchrebyitself.
5. Donotstoreorusegasolineorotherammablevaporsandliquidsnearthisoranyotherappliance.
6. Donotallowchildrentoplayonorindryer.Closesupervisionofchildrenisnecessarywhenthedryerisusednear
children,asafetyruleforallappliances.
7. Beforethedryerisremovedforserviceorisdiscarded,removedoorstodryingcompartment.
8. Donotreachintothedryerifcylinderisrotating.
9. Donotinstallorstorethedryerwhereitwillbeexposedtowaterand/orweather.
10.Donottamperwithdryercontrols.
11.Donotrepairorreplaceanypartofthedryerorattemptanyservice,unlessspecicallyrecommendedinuser-
maintenanceinstructionsorinpublisheduser-repairinstructionsthatyouunderstandandhaveskillstocarryout,if
you are a consumer.
12.Toreduceriskofelectricshockorre,donotuseextensioncordsoradapterstoconnectthedryertoelectricalpower
source.
13.Usethedryeronlyforitsintendedpurpose,dryingclothes.
14.Alwaysdisconnectthedryerfromelectricalsupplybeforeattemptinganyservice.Disconnectthepowercordby
holdingtheplug,notthecord.
15.Donotuseheattodryarticlescontainingfoamrubberorsimilarlytexturedrubberlikematerials.
16.Alwayscleanthelintlteraftereveryload.Alayeroflintinthelterreducesdryingefciencyandprolongsdrying
time.
17.Useonlyfabricsoftenersorproductstoeliminatestaticthatareappropriateforautomaticdryers.
18.Keepyourdryeringoodcondition.Bumpingordroppingthedryercandamagesafetyfeatures.Ifdamageoccurs,
havethedryercheckedbyaqualiedservicetechnician.
19.Replacewornpowercordsand/orlooseplugs.
20.Donottumbleberglasscurtainsanddraperiesunlessthelabelsaysitcanbedone.Iftheyaredried,wipeoutthe
cylinderwithadampclothtoremoveparticlesofberglass.
21.Alwaysreadandfollowmanufacturersinstructionsonpackagesforlaundryaids.Heedallwarningsorprecautions.
Toreduceriskofpoisoningorchemicalburns,keepproductsawayfromchildrenatalltimes,preferably,inalocked
cabinet.
Safety Instructions _ 3
22.Neveroperatethedryerwiththeguardsand/orthepanelsremoved.
23.Donotoperatethedryerwithmissingorbrokenparts.
24.Donotbypasssafetydevices.
25.Keepareaaroundtheexhaustopeningandadjacentsurroundingareasfreefromaccumulationoflint,dust,anddirt.
26.Interiorofdryerandexhaustductshouldbecleanedperiodicallybyqualiedservicepersonnel.
27.Thedryerwillnotoperatewithloadingdooropen.DONOTbypassthedoorsafetyswitchbypermittingthedryerto
operatewithdooropen.Thedryerwillstoptumblingwhenthedoorisopened.Donotusethedryerifitdoesnotstop
tumblingwhendoorisopenedorstartstumblingwithoutpressingorturningtheSTARTmechanism.Stopusingthe
dryerandcontactaqualiedservicetechnician.
28.Removelaundryimmediatelyafterthedryerstops.
29.ALWAYSfollowthefabriccareinstructionssuppliedbythegarmentmanufacturer.
Electrical service information
ElectricalDryers 240VAC,60Hz,30Amps,3-wireor4-wireinstallations
GasDryers 120VAC,60Hz,15Amps,3-wireinstallations
WARNING
Toreducetheriskofre,electricshock,seriousinjuryordeath,allwiringandgroundingmustconformwiththelatest
editionoftheNationalElectricCode,ortheCanadianElectricalCode,andsuchlocalregulationsasmightapply.Itis
thecustomersresponsibilitytohavethewiringandfusescheckedbyaqualiedelectriciantomakesureyourhome
hasadequateelectricalpowertooperatethedryer.
WARNING
Toavoidriskofpersonalinjuryordeathduetoelectricalshock:
- Observealllocalcodesandordinances.
- Disconnecttheelectricalpowertotheunitbeforeservicing.
- Groundtheapplianceproperly.
- Checkwithaqualiedelectricianifyouarenotsurethisapplianceisproperlygrounded.
- DONOTgroundtoagasline.
- DONOTgroundtoacoldwaterpipeifpipeisinterruptedbyplastic,nonmetallicgaskets,orotherinsulating
(nonconducting)materials.
- DONOTmodifytheplugonthepowercord.Ifplugdoesnottelectricaloutlet,haveproperoutletinstalledby
qualiedelectrician.
- DONOThaveafuseintheneutralorgroundcircuit.Afuseintheneutralorgroundcircuitcouldresultinan
electricalshock.
- DONOTuseanextensioncordwiththisappliance.
- DONOTuseanadapterplugwiththisappliance.
- DONOTpinchthepowercord.
WARNING
Toreducetheriskofreandexposuretocombustiongases,thedryerMUSTbeexhaustedtotheoutdoors.
DONOTexhaustdryerairintoawindowwell,gasvent,chimneyorenclosed,unventilatedarea,suchasanattic,wall,
ceiling,crawlspaceunderabuildingorconcealedspaceofabuilding.
4 _ Safety Instructions
Gas dryer power supply
ThisequipmentMUSTbegrounded.Intheeventofanelectricalshortcircuit,groundingreducestheriskofelectricshock
byprovidinganescapewirefortheelectricalcurrent.Thisunitisequippedwithacordhavingagroundingwirewitha
groundingplug.Theplugmustbepluggedintoanoutletthatisproperlyinstalledandgrounded.
Consultaqualiedelectricianorservicerifgroundinginstructionsarenotcompletelyunderstood,orifdoubtexistsasto
whethertheequipmentisproperlygrounded.
Donotuseanextensioncord.Iftheproductpowercordistooshort,haveaqualiedelectricianinstallathreeslot
receptacle.Thisunitshouldbepluggedintoaseparate60hertzcircuitwiththeelectricalratingasshownontheserial
plate.
Proper grounding and polarization for 120 volts wall outlets
ForthesafetyofourcustomersandtheservicetechnicianALLgas
dryershaveathree-prongpowercordandMUSTbeconnectedtoa
properlypolarizedandgroundedwalloutlet.Thisinformationwaswritten
forthosewhodonotunderstandgroundingandpolarizationofawall
outlet.A120VACwalloutletmustalwaysbewiredasshownright.
Polarization -Thismeansthatthelargerslotmustbeneutralandthe
smallslotmustbehot(live).
Mispolarized -Theoutletismiswiredsothatthelargerslotishot(live)
andthesmallerslotisneutral.
Grounded -Thismeanstheroundholeconnectionisconnectedto
groundthroughaconnectiontothemainpowerpanel.
Ungrounded -Theroundholeconnectionisnotconnectedtoaground
and/orthemainpowerpanel.
WARNING
Toavoiddeath,personalinjuryorpropertydamage,fromreorexplosion,informationinthismanualmustbefollowed
exactly.
Donotstoreorusegasolineorotherammablevaporsandliquidsinthevicinityofthisoranyotherappliance.
WHAT TO DO IF YOU SMELL GAS
- Donottrytolightanyappliance.
- Donottouchanyelectricalswitch;donotuseanyphoneinyourbuilding.
- Immediatelycallyourgassupplierfromaneighbor’sphone.Followthegassupplier’sinstructions.
- Ifyoucannotreachyourgassupplier,calltheredepartment.Installationandservicemustbeperformedbya
qualiedinstaller,serviceagencyorthegassupplier.
WARNING
Toreducetheriskofreandexposuretocombustiongases,thedryerMUSTbeexhaustedtotheoutdoors.
DONOTexhaustdryerairintoawindowwell,gasvent,chimneyorenclosed,unventilatedarea,suchasanattic,wall,
ceiling,crawlspaceunderabuildingorconcealedspaceofabuilding.
Neutralside
Roundgrounding
prong
Ground
L1
Neutral
0
V.A.C.
115±15
V.A.C.
115±12
V.A.C.
Features and Specications _ 5
2. FEATURES AND SPECIFICATIONS
2-1. FEATURES
Features Description
Extra Large Capacity
Ultradryingcapabilitlitesareatyourngertips!Nowyoucandryextra-large
loads.Ourultralarge7.3cu.ft(DV456*),7.2cu.ft(DV422*,DV400*).capacitydryer
circulatesmoreairthroughyourclothesgettingthemdryfaster,forawrinkle-free
result.
Various Drying
Cycles & Fuzzy Logic
Algorithm
SimplyturntheJogDialtoselectoneofthe11(DV456*),9(DV422*,DV400*)
automaticdryingcycles,includingnormal,heavydutyandtowels,orlettheFuzzy
LogicControlmeasurethedegreeofdampnessandautomaticallysetthedrying
time.PrecisiondryinghasneverbeeneasierthanwithSamsung.
AIR FLUFF
Wanttofreshenupagarmentthatdoesn’tneedwashing,butcouldusealittle
helpafterlastnight’sparty.OurFreshenUpCycleremovesodors,addingthat
extrafreshnesstogivemoremileagetoyourclothes.
Time Saving
Ourcyclesaredesignedwithyouinmind.Allourdryersaredesignedtodryyour
clothesinlesstime.Givingyoutimeformoreimportantthingsinlife.
Energy Saving
Samsungdryersaresuperenergyefcient,thatyoucandryupto3.09pounds
oflaundrywith1kWh.Also,boththelargecapacityandFuzzyLogicControlsave
energybyautomaticallydryingyourclothesthemostefcientway.
Easy Reversible Door
Ourdryerswilltjustaboutanywhereandwithoutadoorconict.Thedirectionof
oureasyreversibledoorcanbechanged.
Sanitize course
Thiscourseallowsyoutosanitizegarmentsbypermeatinghightemperatureheat
deepintothefabricduringthedryingcycle.Usethiscoursetokeepyourbedding
andcurtainscleanthroughsanitization.
4-way Vent
(Electric Model only)
Customercaninstalltheexhaustventinthefollowingfour(4)positions:back,
eitherside,bottom.
6 _ Features and Specications
2-2. SPECIFICATIONS
Model name DV456*, DV422*, DV400*
Type Frontloadingdryer
Dimension
A: High 43.86"(111.4cm)
B: Width 27"(68.6cm)
C: Depth with door
open 90°
49.80"(126.5cm)
D: Depth 29.96"(76.1cm)
Weight 57kg
Heater rating 5,300W
Features and Specications _ 5
2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS
Project Hudson Best Hudson Good ORCA
Model name DV456 DV422, DV400 DV5451
Image
Capacity(cu.ft/DOE) 7.3 7.2 7.3
Dryer type Electric/Gas Electric/Gas Electric/Gas
MatchingWasher WA456 WA422,WA402 WA5451
CycleSelection
Sensor Dry
NUMBEROF
DRYINGCYCLE
11 9 11
Normal Yes Yes Yes
HeavyDuty Yes Yes Yes
Towels Yes No No
Perm Press Yes Yes Yes
Delicates Yes Yes Yes
Sanitize Yes Yes Yes
Bedding Yes Yes Yes
Wool No No Yes
ManualDry
Time Dry Yes Yes Yes
AirFluff Yes No No
QuickDry Yes Yes Yes
Wrinkle-Release Yes Yes No
Steam
Cycles
Refresh No No Yes
Wrinkle-Away No No Yes
OptionSelection
AdjustTime UP/DOWN UP/DOWN UP/DOWN
MyCycle No No No
RackDry No No No
WrinklePrevent Yes Yes Yes
#ofTempLevel 4 3 4
#ofDrynessLevel 4 4 4
soundlevel ON/OFF ON/OFF ON/OFF
MixedLoadBell Yes No No
ChildLock Yes Yes Yes
SMARTCARE Yes No No
6 _ Features and Specications
2-4. OPTIONS SPECIFICATIONS
Item Code QTY Remarks
MANUAL-BOOK DC68-03170A 1 Default
Inlay-HolderGlass DC64-02819A 1 Default
Disassembly and Reassembly _ 9
3. DISASSEMBLY AND REASSEMBLY
3-1. TOOLS FOR DISASSEMBLY AND REASSEMBLY
Tool Type Remarks
Socketsetwith
6”extention
14 mm
17 mm
Fan(1)
RollerShaft(4)
Wrench 8 mm TooltoxtheRollerShaftonremovingthenuts.
Vicepliers
Tooltoprotecttheidleandabrasionofthebolt
fortheboxdriver.
Other
(Driver,DiagonalCutter,
LongNosePliers)
Generaltoolsfortheafterservice.
10 _ Disassembly and Reassembly
3-2. STANDARD DISASSEMBLY DRAWINGS
To avoid risk of electrical shock, personal injury or death, disconnect the power to the Clothes Dryer.
► 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
Panel Control
Removal
1. Disconnectthepowersupplytotheunit.
2. Remove6screwsfromtheCoverPanel.
3. RemovethePanelControl.
4. RemoveEachHousing.
5. RemovetheKnob.
6. Remove4screwsfromtheGUIDE-PCB(M).
BecarefulofexternalscratchonthePanel
Control.
Disassembly and Reassembly _ 9
Part Figure Description
Main PCB Removal
1. RemovethePanelControl.
2. Separate4HookFromtheGuidePCB.
3. RemovetheHousings.
4. Remove1ScrewfromtheTopCover.
Top Cover Removal
1. Disconnectthepowersupplytotheunit.
2. RemovethePanelControlandtheMainPCB.
3. RemovetheCap-CoverTopand2screwsfromthe
BracketCoverTop.
4. SlidetheTopCovertowardsthefrontandliftfrom
theunit.
Scratchandimpacttothetopcoveris
prohibited.
10 _ Disassembly and Reassembly
Part Figure Description
DOOR REVERSAL
(Continued)
1. Unplugthepowercord.
2. Removethefourhingescrewsfromthedoor.
3. Removethedoorbyliftingit.
4. Removethetwoscrewsfromtheholder-lever,and
thenremovethecover-holder.
5. Assembletheholder-leverontheoppositeside
usingthescrewsthatwereremovedfromthe
holder-lever-inStep4.
6. Assemblethecover-holderontheoppositeside.
7. Removethetwocover-hinges.
8. Assemblethetwocover-hingesontheopposite
side.
Useaatheadscrewdriver(-)toremovethe
cover-holder’scover-hinge.
9. Removethe14screws.
2screw(L)arelongerthantheotherscrews.
Disassembly and Reassembly _ 9
Part Figure Description
DOOR REVERSAL
< Figure. 1 >
< Figure. 2 >
10.Removetheholder-glass.
11.Exchangethepositionsof:
:Thecover-hingeandhandledoor
:Theholder-hingeandguiderholderglass
12.RemovetheLever-Door,Cover-Lever(DV400
Only)andtheninstallitontheoppositeside.
:DV456&DV422ReferFigure.1
:DV400ReferFigure.2
Refertotheillustrationsontherighttoaidyou
intheassemblyprocess.
13.Removethecover-hole(P1).
14.Assembletheholderglassandthenfastenthe14
screwsthatyouremovedinstep9.
15.Attachthecover-hole.
Asparecoverholeisintheassymanual.
16.Installthedoorontheframe-frontandthenfasten
the4screwsthatyouremovedinstep2.
Checkthepositionsofthescrewsyouinstalled
inthehingedoor
10 _ Disassembly and Reassembly
Part Figure Description
Frame Front
Removal
1. Disconnectthepowersupplytotheunit.
2. RemovethePanelControl,theMainPCBandthe
Cover Top.
3. Remove3screwsfromtheFrameFront.
When1screwsofthetopportionworkbecause
wasaddednewly,keepinmind.
5. Remove3screws.
6. RemovetheDoorSwitchHousing.
WhenreassembleDoorSwitchtoFrameFront,
becarefulforinsertdirection.
7. LifttheFrameFrontoffthethreetabsacrossthe
bottomandremove.
Disassembly and Reassembly _ 9
Part Figure Description
Frame Front
Removal
[MethodofDoorS/Wdisjointing]
1. AfterseparateHolderWireinDoorS/W,Door
S/WHookPressandisPulltoFrameFrontwhole
surface.
2. PullsDoorS/Wtodirectionin5o’clockand
separatesDoorS/Wleftpart.
3. PullDoorS/Wtofrontside.
10 _ Disassembly and Reassembly
Part Figure Description
Drum Front Removal
(Continued)
1. Disconnectthepowersupplytotheunit.
2. RemovethePanelControl,theMainPCB,the
CoverTopandtheFrameFront.
3. DisconnectInteriorLightwiringHarness.
(DV456Only)
4. RemovethefourBracketDrumFront5screws.
5. DisconnecttheMoistureSensorwiringHarness.
6.RemovetheDrumFront.
7. Removethelter.
8. Remove2screwsfromtheDuctOulet.
Disassembly and Reassembly _ 9
Part Figure Description
Drum Front Removal
9. RemovetheDuctOutlet.
10.Remove3screwsfromtheCaseFilter(F).
11.Remove1screwfromtheCaseFilter(B).
MakesuretheFilterdoesnotgetdamagedby
theRoller.
12.RemovetheCaseFilter(B/F).
13.Disconnect2HousingSensor-Plate.
14.Remove2Sensor-Plate.
10 _ Disassembly and Reassembly
Part Figure Description
Drum Removal
1. DisconnectthePowerSupplytotheunit.
2. RemovethePanelControl,theMainPCB,the
CoverTop,theFrameFrontandtheDrumFront.
3. RemoveBelt.
4. RemovetheDrum.
Whenreassemblethebelt,makeitlocated
middleoftheDrum.
Sensor
(Thermistor,
Thermostat)
Removal
1. Disconnectthepowersupplytotheunit.
2. RemovethePanelControl,theMainPCB,the
CoverTop,theFrameFront,theDrumFrontand
theDrum.
3. Remove2HousingSensor.
4. RemovetheSensor.
Donotapplyexcessiveforcetotheterminal.
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