Samsung WF56H9100A Series User manual

WASHING MACHINE (DRUM) CONTENTS
SERVICE Manual
WASHING MACHINE
DRUM TYPE
Basic Model : WF455ARGSGR-A2
(GRACE PROJECT)
Model Name : WF56H9100A*
(WF9100HA PROJECT)
Model Code : WF56H9100AG/A2
WF56H9100AW/A2
(WF9100HA PROJECT)
1. Safety Instructions
2.FeaturesandSpecications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram
6. Wiring Diagram
7. Reference

CONTENTS
1. Safety instructions ...................................................................1
1-1. Safety instructions for service engineers ...............................................1
2. FeaturesandSpecications ...........................................................5
2-1. Features ........................................................................5
2-2. Specications ....................................................................7
2-3. Comparingspecicationswithexistingmodels ..........................................8
2-4. Optionsspecications .............................................................9
3. Disassembly and Reassembly ........................................................10
3-1. Toolsfordisassemblyandreassembly ...............................................10
3-2. Standarddisassemblydrawings ....................................................11
4. Troubleshooting ....................................................................23
4-1. Errormodes ....................................................................23
4-2. Correctiveactionsforeacherrorcode ................................................27
5. PCB diagram.......................................................................32
5-1. WF56H9100A*-ConnectorandRelayPortPartDetailedManual(MainPCB) ................32
5-2. WF56H9100A*-ConnectorPortPartDetailedManual(SubPCB) ..........................33
5-3. WF56H9100A*-ConnectorandRelayPortPartDetailedManual(INVERTERPCB) ............34
6. Wiring diagram .....................................................................35
6-1. Wiringdiagram(WF56H9100A*).....................................................35
7. Reference .........................................................................36
7-1. ProjectName ...................................................................36

Safety Instructions _ 1
1. SAFETY INSTRUCTIONS
1-1. SAFETY INSTRUCTIONS FOR SERVICE ENGINEERS
► Besuretoobservethefollowinginstructionstooperatetheproductcorrectlyandsafelyto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.
√ 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.
√ 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.
√ 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.
√ Failingtodosomayresultinelectricshockorreduetolightning.
• Donotplaceorusegasoline,thinners,alcohol,orotherammableorexplosivesubstancesnearthewashing
machine.
√ Thereisariskofexplosionandrecausedfromelectricsparks.
WARNING

2 _ Safety Instructions
BEFORE SERVICING
• Donotsprinklewaterontothewashingmachinedirectlywhencleaningit.
√ 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.
√ 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.
√ 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.
√ 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.
√ Makesurethattheydonotbreakwhenforceisexerted.
• Checkifthereisanyresiduethatshowsthatliquidenteredtheelectricpartsorharnesses.
√ 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.
√ Donotlayitdownonitsfront.Thismayresultintheinsidetubpartsdamaging.
CAUTION
CAUTION

Safety Instructions _ 3
WHILE SERVICING
• Checkifthepowerplugandoutletaredamaged,attened,cutorotherwisedegraded.
√ 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.
√ Thiswillpreventariskofreduetotrackingandelectricalhazard.
• Whenconnectingwires,makesuretoconnectthemusingtherelevantconnectorsandcheckthattheyare
completelyproperly.
√ Iftapeisusedinsteadoftheconnectors,itmaycausereduetotracking.
• MakesuretodischargethePBApowerterminalsbeforestartingtheservice.
√ 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.
√ Ifnotinsertedintothebracket-heater,ittouchesthedrumandcausesnoiseandelectricleakage.
AFTER SERVICING
• Checkthewiring.
√ Ensurethatnowiretouchesarotatingpartorasharpenedpartoftheelectricalharness.
• Checkforanywaterleakage.
√ Performatestrunforthewashingmachine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.
√ Thismayresultinpersonalinjuryandshortentheproductlifetime.
• Ifitseemsthatgroundingisneededduetowaterormoisture,makesuretorun
groundingwires.
(Checkthegroundingofthepoweroutlet,andadditionallygroundittoametallicwater
pipe.)
√ Failingtodosomayresultinelectricshockduetoelectricleakage.
 [Runningagroundingwire]
- Twistagroundingwire(copperwire)twoorthreetimesaroundthetap.
- Ifyouconnectthegroundingwiretoacopperplate,buryit75cmundertheearthina
placewithalotofmoisture.
 Donotconnectthegroundingwiretoagaspipe,plasticwaterpipeortelephone
wire.Thereisariskofelectricshockorexplosion.
75 cm
Copperplate
WARNING
WARNING
Grounding
terminal

4 _ Safety Instructions
AFTER SERVICING
• Checktheassembledstatusoftheparts.
√ Nowisagoodtimetoinspectyourwork.Reviewallconnectionsandwiring,includingmountinghardware.
• Checktheinsulationresistance.
√ 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theoorwithrespecttotheoriginalposition
ofthewashingmachinepriortoservice.
Bydoingthisnowwillreducefortheneedofcustomerdissatisfactionandredocall.
√ Vibrationscanshortenthelifetimeoftheproduct.
CAUTION

FeaturesandSpecications_5
2. FEATURES AND SPECIFICATIONS
2-1. FEATURES
Features Description
The Largest Capacity • ThenewSamsungwashingmachinehasa5.6cu.ft.largestcapacity,which
canwash2kingsizecomforters*withoutgoingtoaLaundromat.Also,youcan
quicklywashmorelaundryinasingleloadandsavingyoutimeandeffort.So
youcanfreeyourselffromtheburdenoffrequentwashesandenjoymoretime
foryourself.
Smart Care • TheSmartCareerror-monitoringsystemdetectsanddiagnosesproblems
andprovideseasytroubleshootingsolutionsthroughtheLEDscreen,usinga
smartphoneApp*.Soitsavesyoutimeandpotentiallyexpensiverepairbills.
PowerFoam™ • Samsung’seffectivePowerFormdeliversimprovedcleanlinesswithadvanced
fabriccare.
• PowerFoamallowsdetergenttodisperseevenlyandpenetratefabricsfasterand
deeper.
Super Speed •ThenewSamsungwashingmachine’sSuperSpeedfeaturesignicantlyreduces
laundrytimes.*Thebigdrummeansclothescanbetumbledandagitatedmore
effectively,whileSpeedSpraytechnologyshootscleansingjetsofwateratthem,
sotheygetcleanfaster.Rinsingjetsthenshowerthemwithcleanwater.ItsVRT
Plussystemalsoensuresthatthedrumisbalancedwell,sospinningtimesare
reduced.
VRTplus™
(Vibration Reduction
Technology)
• ThisSamsungwasherminimiziesnoiseandvibrationwithdual3Dvibration
sensorsandsmartcontroltechnology,ensuringquietoperation.
Deep Steam • TheDeepSteamfeatureboostscleaningperformanceandloosensgrimeand
dirt,thusprovidingsuperiorcleaningresults.
Self Clean+
(Tub Cleaning cycle)
• Fortheultimateinconvenience,thenewSamsungwashingmachine’s
SelfClean+technologykeepsthedrum,andalsothegasket,clean.Itcanmake
insideofthemachinecleanandgetridofaccumulateddirtfromthedoorgasket,
withoutusingharshchemicals,soitsavesmoney.Anditcanevennotifyyou
automaticallywhenitneedscleaningafterevery40cycles.
Premium & Ergonomic
Design
• Apremiumdesignprovidesanergonomicandsophisticatedlooktocomplement
anymoderninterior.Itsnaturalcurvesincorporateanelegantchromelineanda
BigDoorforeasieraccess.Italsoincorporatesaswirldrumpatternandacontrol
panelwithacleariceblueLEDdisplay.
DD Motor • Thepowertohandleanything!Ourdirect-driveinvertermotordeliverspower
righttothewashertubfromavariablespeed,reversiblemotor.Abeltlessdirect-
drivemotorgeneratesahigherspinspeedof1,300rpmformoreeffective,quiet
operation.Thewasheralsohasfewermovingparts,meaningfewerrepairs.
Pedestal with Storage
Drawers
(Model No : WE302*)
• Anoptional11.8”pedestalisavailabletoraisethe
washerforeasierloadingandunloading.
Italsooffersabuilt-instoragedrawerthatcanhold8
gallons.

6_FeaturesandSpecications
Features Description
Stacking
(Model No :SKK-BB)
• Samsungwashersanddryerscanbestackedto
maximizeusablespace.Anoptionalstackingkitis
availableforpurchasefromyourSamsungretailer.

FeaturesandSpecications_7
2-2. SPECIFICATIONS
Model WF56H9100A*
Wash type FRONTLOADINGWASHER
Dimension
(Inches / mm)
A: High-Overall 42.6”(1,083mm)
B: Width 30”(762mm)
C: Depth with door open 90º 58.3”(1,480mm)
D: Depth 32.5”(826mm)
Water pressure 20~116psi(137~800kpa)
Weight 121kg(267lb)
Heater Rating 900 W
Capacity (Cu.Ft(iec))5.6
Power
consumption
Model WF56H9100A*
Washing 120V 200 W
Washing and Heating 120V 1,150W
Spin 120V 550 W
Drain 120V 80 W
Spin revolution rpm 1,300rpm
A
D
B
C

8_FeaturesandSpecications
2-3. COMPARING SPECIFICATIONS WITH EXISTING MODELS
Project WF9100HA GRACE
Model Name WF56H9100A* WF455ARG*
Image
Capacity (cu.ft. IEC) 5.6 cu.ft 4.5 cu.ft
Main Spec
Motortype DDMotor DDMotor
MAXRPM 1300 1300
VRT Yes(VRT+) Yes(VRT+)
Heater(900W) Yes Yes
InteriorDrum Swirl Drum DiamondDrum
WashingCycle 15 13
DelayWash 24hrs 24hrs
TiltedDrum 7° 5°
Target
Performance
MEF 3.55↑ 3.42↑
WCF 2.5↓ 2.69↓
kWh/year 100kWh/year↓ 90kWh/year↓
Design
ControlDisplay LED LED
FrameColor W:White
G:Charcoal
W:White
G:Charcoal
Dimension
(W*D*H) 30X32.5X42.6” 27 X 34.1 X 38.7”

FeaturesandSpecications_9
2-4. OPTIONS SPECIFICATIONS
Item Code QTY Remarks
BOLT-SPANER
(Wrench) DC60-40146A 1Default
ASSYHOSEWATER(H) DC97-15648B 1Default
ASSYHOSEWATER(C) DC97-15648A 1Default
MANUALUSER DC68-03404A;DC68-03405A 2Default
CAP-FIXER DC67-00307A 6Default
HOSE-HANGER DC62-10278A 1Default
A/SPART-SANDPAPER DC81-00041A 2Default
C A B L E  T I E  6501-000121 1 Default
 Note
• Customercanpurchaseadditionalwatersupplyanddrainhosesfromaservicecenter.
• Thespanner(wrench),watersupplyanddrainhosesarenotsupplied.Boththewatersupplyanddrainhosesare
suppliedduringtheinstallation.

10 _ Removal and Reassembly
3. DISASSEMBLY AND REASSEMBLY
3-1. TOOLS FOR DISASSEMBLY AND REASSEMBLY
Tool Type Remarks
Socket
Wrenchwith
6”Extension
10mm
13mm
19mm
Heater(1)
Motor(1),Balance(5),2holesofeachleftand
rightoftheshockabsorber1Pulleyhole
OpenEnd
wrench
10mm
13mm
19mm
Replaceablefortheboxdriver.
Sincetheboltrunsidlewhentheboxdriveris
used,usetheboxdriver17mm.
Vicepliers Tooltoprotecttheidleandabrasionofthebolt
fortheboxdriver.
Others
(Driver,Nipper,Long
nose)
Generaltoolsfortheafterservice.

Removal and Reassembly _ 11
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
Disassembling and
Repairing the Rear
Motor
1. Removethe2screwsholdingtheBack-Coverat
thebackofthewashingmachineandseparatethe
Back-Coverpushingitdownwards.
(Assembleitbyliftingitupwards)
2. AfterseparatingtheBack-Cover,removetheM19
nutholdingtheMotor.
Toremoveit,turnitcounter-clockwise.Asthe
Motoralsorotatesifthenutisturnedslowly,torque
itquicklyandrmlyinasingleaction.
 Donotremovethenutbyinsertingascrewdriver
intotheMotor,asthismayresultinaproblemwith
themotor.
3. RemovetheM19nutandwasherandthen
separatetheRotor.
Sinceremovingtherotorrequiresalotofstrength
duetothemagneticforceoftheRotorandit
maycomeoffsuddenly,yourhandorarmmay
beinjuredbytheedgeoftheStatororFrame.
Thereforetakeprecautionwhenseparatingit.
 Youcanseparatetheconnectorbypressingthe
naveloftheHousingandpullingitoutside.
Motorwire
Hallsensor
4. SeparatetheMotorWireandHallSensorwhile
pressingthenaveloftheHousing.
TakeprecautionwhenyoudothisbecausetheHall
Sensorpartiseasilyshocked.
sensorpartiseasilysho
5. Separatethe6M10screws.→SeparatetheAssy
BracketMotor→SeparatetheStator.
 Whenremovingthelastofthe6screws,holdthe
Statorasitmayfallwhenthescrewsareremoved.
﹡Check Points for Troubleshooting
1. CheckifthereisanyaliensubstancebetweentheRotorandtheStator.
2. Checkifthemotorpower(Blue,White,Red)wireisconnected.
3. CheckiftheHallSensorwireisconnected.
 TheorderofthemotorwiresisBlue,White,andRedfromtheright.Checkifthe
resistancebetweenBlue-White,White-Red,andRed-Blueisequalto15Ω.

12 _ Removal and Reassembly
Part Figure Description
Separating the
Cover_Top and
Panel-Control
(Check Sub-PCB)
1. Removethe2hexagonscrews,whichareatthe
back,xingtheCOVER-TOP.
2. DisassembletheCOVER-TOPbyslidingit
backwards.
3. PresstheSeparatebuttontoseparatetheASSY
Drawer.
4. Removethe2screwsholdingtheHOUSING-
DRAWERanddisassembletheHOUSING
DRAWERfromthePANEL-CONTROL.(pushback
andthenpushHOUSING-DRAWERupsideto
separate).

Removal and Reassembly _ 13
Part Figure Description
Separating the
Cover_Top and
Panel-Control
(Check Sub-PCB)
5.PullthePANEL-CONTROLtowardsandthenliftit
upwardstoseparate.
6. Carefullydisconnectthetwowiringconnectorsby
hand.
7. DisassembletheASSYKNOB-ENKODERby
pullingitupwards.
8. RemovetheallscrewsholdingthePCBand
releasethehooksonbothsidestoremovethe
PCBforrepair/replacement.

14 _ Removal and Reassembly
Part Figure Description
Separating the Main
PCB
1.Removethe2screwsholdingtheASSYPCB-MAIN
atthebackofthewashingmachine.
2.Separatethe2Hooksbypushingitrightwards.
3.PushtheTUBupsidetoseparateASSYPCB-MAIN.
andseparatetheASSYPCB-MAINliftingitup.
4.Separatethe4Hooks.
5.DisconnectAllconnectorsonmainPBA.
LiftupMainPBA,ChangeSVCPart.
AfterSVC,CertainlychecktheallHookson
COVER-PCB(M)
 OtherwiseCOVER-PCB(M)willbedisassembled
duringwashingmachinerunning.

Removal and Reassembly _ 15
Part Figure Description
Disassembling and
Reassembling the
Door Part
1. Puttingandpressinghardaat-headscrewdriver
intothefurrowbetweenCOVER-HOLDERand
ASSYDOORtoseparateHooks.
2.DisassembletheCOVER-HOLDERbypullingit
inwards.
3.Removethe4hexagonscrewsholdingBRACKET-
DOORandASSYDOOR.
4.DisassembletheASSY-DOORliftingitupslightly.

16 _ Removal and Reassembly
Part Figure Description
Disassembling the
Front Cover/Frame
front (check the
Door Lock S/W)
1. PulltheDIAPHRAGMupside,andnsh
disassemblingalongthecircle.
2. Removethe2screwstoseparatetheDOOR
LOCKS/W.
3. Removethe5screwsatthetopofFRAME
FRONT.
4. Puttingandpressinghardaat-headscrewdriver
intothefurrowbetweenCOVER-FILTERand
FRAME-FRONTandthenpullittowardstoopen
theCOVER-FILTER.
5. SeparatetheremainingWATERREMOVALHOSE
fromthehook.
6. Removethe2screwsdownunderFrameFront.
7. PresstheUPPER-PLATEslightlywiththe
screwdrivetoseparatetheFRAME-FRONT.

Removal and Reassembly _ 17
Part Figure Description
Disassembling and
Reassembling the
ASSY HINGE
1.RemovetheASSYFRAMEFRONTandASSY
DOOR.
2.SeparatetheRING-EfromtheBRACKET-DOORby
usingalong-nosetool.
3.Disassemblethe6ØSHAFTpushingitupwards.
4.SeparatetheBRACKET-DOORfromASSYHINGE
5.Removethe4hexagonscrewsholdingtheASSY
HINGEatthebackofFRAME-FRONT.
6.SeparatetheASSYHINGEpullingitinwardsandlift
itupslightly.

18 _ Removal and Reassembly
Part Figure Description
Disassembling and
Repairing the Water
Supply Valve
1. RemovetheTopAssy-Plate.
2. Disconnectthewatersupplyvalvewireconnector.
3. Removethe4screwsholdingthewatersupply
valve.
4. Removethehoseconnectedtothevalves.
(Usethepliertoremovethehose.)
Disassembling and
Repairing the Water
Level Sensor
1. SeparatethewireconnectedtheSENSOR-
PRESSURE.
2. Adjusttheplasticclip(ofpressuresensor)between
twonoseofplier,thengripandpulltheplasticclip
withcaution.
(Usethelongnosepliertopushthehook).
3. RemovethehosefromtheSENSOR-PRESSURE.
Disassembling the
inside Detergent Box
• HoldtheClampoftheDetergentBoxand
disassembletheHose-Drawer-Tub.