Electrolux W555H User manual

ServiceManual
Washerextractor
W555H
TypeW.55.H
4389038-40/EN
Servicemanualinoriginallanguage2012.02.24

Contents
Contents
1SafetyPrecautions.............................................................................................................5
2Technicaldata....................................................................................................................6
2.1Drawing......................................................................................................................6
2.2Technicaldata.............................................................................................................7
2.3Connections................................................................................................................7
2.4Soundlevels...............................................................................................................7
3Machinepresentation.........................................................................................................8
4Functioncheck...................................................................................................................9
5Dooranddoorlock.............................................................................................................10
5.1Doorlock....................................................................................................................10
6Motorandmotorcontrol.....................................................................................................13
6.1Motorcontrolunit........................................................................................................13
6.2Replacementofmotor................................................................................................14
7Heating...............................................................................................................................16
7.1Replacementofheatingelement................................................................................16
8Drum..................................................................................................................................18
8.1Replacementofdrum.................................................................................................18
8.2Replacementofthebelt..............................................................................................23
9Drain...................................................................................................................................24
9.1Drainvalve..................................................................................................................24
9.2Drainpump.................................................................................................................27
10Detergentcontainer..........................................................................................................28
10.1Replacementofdetergentcontainer........................................................................29
10.2Replacementofsiphon.............................................................................................29
10.3Replacementofreedswitch.....................................................................................30
11Controlpanel....................................................................................................................31
11.1Programunit.............................................................................................................31
11.1.1Description........................................................................................................31
11.1.2Connections......................................................................................................32
11.1.3Replacementofprogramunit............................................................................33
11.2Controlknob.............................................................................................................37
11.2.1Replacementofcontrolknob............................................................................37
12I/Omodules......................................................................................................................40
12.1General.....................................................................................................................40
12.2ReplacementofI/Omodule......................................................................................41
12.3ExternalconnectionstoI/Omoduletype2...............................................................45
12.4CircuitdiagramoffunctionoptionsforI/Omoduletype2.........................................46
12.4.1Externalcoinmeter/Centralpayment(2A)........................................................46
12.4.2Centralpayment(2B)........................................................................................47
12.4.3Centralpayment(2C)........................................................................................48
12.4.4Outputsfordetergentsignalsandinputsforpausesignalsand"empty"
signal,pricereduction(2D)................................................................................49
12.4.5Outputsfordetergentsignalsandinputsforpausesignalsand"empty"
signal(2E)..........................................................................................................50
12.4.6Centralbooking/payment(2F)..........................................................................51
12.4.7MachineswithI/Omoduletype3......................................................................52
13Troubleshooting................................................................................................................53

Contents
13.1General.....................................................................................................................53
13.2Errorcode.................................................................................................................54
13.3Descriptionoferrorcodesandcauses.....................................................................56
MAINCOMMON..........................................................................................................56
MAINWASHER...........................................................................................................57
DRUMMOTORCOMMON..........................................................................................61
DRUMMOTORMCU...................................................................................................62
INTERNALCOM..........................................................................................................67
INTERNALCOM.I/O...................................................................................................68
INTERNALCOM.I/OTYPE6......................................................................................70
EXTERNALCOM.PAYMENT......................................................................................71
EXTERNALCOM.CMIS..............................................................................................72
14Maintenance.....................................................................................................................73
14.1Inspecttheinteriorofthemachine...........................................................................73
Themanufacturerreservestherighttomakechangestodesignandcomponentspecications.

SafetyPrecautions5
1SafetyPrecautions
Themachineisonlyintendedforwater-washuse.
Donotallowminorstousethemachine.
Donothosedownthemachinewithwater.
Themachine'sdoorlockmustundernocircumstancesbebypassed.
Ifthemachinedevelopsafault,thismustbereportedtothepersoninchargeassoonaspossible.Thisis
importantbothforyoursafetyandthatofothers.
Themachineisnotintendedtobeusedbypeople(includingminors)withreducedphysicalormental
capacityorlackofexperienceandknowledge.Suchpeoplemustbeinstructedintheuseofthemachine
byapersonwhohasresponsibilityfortheirsafety.Minorsmustbesupervisedtoensurethattheydonot
playwiththemachine.
DONOTMODIFYTHISAPPLIANCE.
AllexternalequipmentwhichisconnectedtothemachinemustbeCE/EMC-approvedandconnectedusing
anapprovedshieldedcable.
Inordertopreventdamagetotheelectronics(andotherparts)thatmayoccurastheresultofcondensation,
themachineshouldbeplacedinroomtemperaturefor24hoursbeforebeingusedforthersttime.
Servicingshallbecarriedoutonlybyauthorizedpersonnel.

6Technicaldata
2Technicaldata
2.1Drawing
A
2
1
3
D
C
G
F
4
5
8
6
E
I
J
B
H
6
B
H
7
K
g.6733A
1Operatingpanel
2Dooropening,⌀255mm
3Detergentcontainer
4Coldwater
5Hotwater
6Drainvalve
7Drainpump
8Electricalconnection
ABCDEFGH
mm595680850/875*3056608019560
IJK
mm9080650
*C=Adjustableheight,25mm.

Technicaldata7
2.2Technicaldata
Weight,netkg102
Drumvolumelitres53
Drumdiametermm452
Drumdepthmm332
Drumspeedduringwashrpm35/54
Drumspeedduringextractionrpm1450
Drumspeedduringextraction,Marinemodelrpm1300
G-factor,max.530
G-factor,max.Marinemodel425
Heating:ElectricitykW4.4
Heating:Hotwaterx
FrequencyofthedynamicforceHz24.2
FloorloadatmaxextractionkN1.2±0.3
2.3Connections
WatervalvesDN
BSP
20
3/4”
Capacityat300kPal/min17
Drainvalve⌀outermm50
Drainingcapacityl/min160
2.4Soundlevels
Soundpowerlevel(IEC60704-2-4)
WashdB(A)59
ExtractiondB(A)72

8Machinepresentation
3Machinepresentation
1
5
6
4
2
7
3
8
g.7608
①
1Door
2Motor
3Heatingunit
4Drum
5Detergentcontainer
6Controlpanelwithprogramunit
7I/Omodules
8Drain/Drainpump
Afterarepairhasbeenmade
Wheneverarepairhasbeenmade,afunctioncheckmustbeperformedbeforethemachinecan
beusedagain.

Functioncheck9
4Functioncheck
Mayonlybecarriedoutbyqualiedpersonnel.
Afunctioncheckmustbemadewhentheinstallationisnishedandbeforethemachinecanbe
readytobeused.
Openthemanualwatervalves.
Adddetergentinthecompartmentformainwashandstartaprogram.
•Checkthatthedrumrotatesnormallyandthattherearenounusualnoises.
•Checkthattherearenoleaksinwatersupply/drainconnections.
•Checkthatwaterpassesthroughthedetergentcontainer.
•Checkthatthedoorcannotbeopenedduringaprogram.
Readytouse
IfalltestsareOKthemachineisnowreadytobeused.
Ifsomeofthetestsfailed,ordecienciesorerrorsaredetected,pleasecontactyourlocalservice
organisationordealer.

10Dooranddoorlock
5Dooranddoorlock
5.1Doorlock
Thedoorlockconsistsof:
•Anactuatorthatlocksthedoorlockandalsohasonebuilt-inmicroswitch.Theactuatoris
bi-stable,i.e.,ithastwostablepositions:lockeddoorandunlockeddoor.Theactuatormust
receiveapulsetolockandunlockthedoorlock.
•Amicroswitchthatisclosedwhenthedoorisclosed.
•Anemergencyopeningbuttonthatcanbeusedtoopenthedoorlockinanemergency.
g.500236
②
Replacementofdoorlock
Disconnectthepowertothemachine.
Demountthefrontpanel.
g.6215B
③

Dooranddoorlock11
Demountthedoor.
Demountthetrimpanel.
Disconnectthedoorlockcablesanddemountthedoorlock.
g.7578
④
Mountthenewdoorlockandconnectthecables.
Mountthetrimpanel.
Mountthedoorandthefrontpanel.

12Dooranddoorlock
Emergencyopeningofdoorlock
Thedoorcanbeopenedbypressingtheemergencyopeningbutton.
Toaccesstheemergencyopeningbutton,removethefrontpanel.Theemergencyopeningbutton
canbereachedbetweentheleftsidepanelandthetrimpanel.Ifnotaccessible,removealso
thetrimpanel.
g.7577
⑤

Motorandmotorcontrol13
6Motorandmotorcontrol
Takecarewhenmeasuringthemotorcontrolsystemsinceallcomponentshaveapotentialdifferenceof
approximately300Vinrelationtoprotectiveearthandneutral.Thecomponentswillcontaindangerous
voltageswhenthegreenLEDonthemotorcontrolboardison.Themotorcontrolsystemwillremainlivefor
30-60secondsaftercuttingthepowertothemachineandthemotorhasstoppedrunning.
6.1Motorcontrolunit
Themotorcontrolunitcommunicateswiththeprogramcontrolunitboardviaaserial(input/output)
interface.Withtheaidofthemotorcontrolunittheprogramcontrolunitcancontrolnotonlythe
speedofthemotoratanygivenpoint,butalsotheaccelerationordecelerationrateatwhichthe
motoristoachievethespeedrequired.Themotorcontrolunitconstantlyfeedsinformationon
currentstatus(bothnormalstatusandonanyabnormalitiesarising)backtotheprogramcontrol
unitboard.
Themotorcontrolunitcanalsosupplydataonthedifferenttorqueandeffectofthemotorat
constantspeedwhenacceleratinganddecelaration.Thesedataareusedbothforcalculatingthe
weightoftheloadandfordetectinganyunbalance.
Thevoltageonthemotorcontrolcircuithasapotentialdifferenceofapprox.300Vinrelationtoincoming
neutralandearth.Becauseofthis,becarefulwhenmeasuring.Useunearthedoscilloscopes.Ifthemotor
controlunithasagreenLED,thiswillremainlitforaslongastherearehazardousvoltagespresentin
components.

14Motorandmotorcontrol
6.2Replacementofmotor
Disconnectthepowertothemachine.
Demounttherearpanel.
Disconnectthemotorcableandunscrewtheearthscrew.
Removethebelt.
g.7580
⑥

Motorandmotorcontrol15
Demountthemotor.Startwiththebolttotherightandthenthebolttotheleft.
g.7581
⑦
Mountthenewmotor.Startwiththebolttoleftandthenthebolttotheright.
Fastenthebelt.Makesurethebeltisinposition.
Checkthebelttensionwithafrequencymeterorsimilar.Thefrequencyshallbe70Hz±5.Adjustif
necessarywiththerightscrewintheslottedhole.
Connectthemotorcableandrettheearthscrew.
Mounttherearpanel.

16Heating
7Heating
7.1Replacementofheatingelement
Disconnectthepowertothemachine.
Demounttherearpanel.
Removethebelt(A).
A
g.7579
⑧
Disconnecttheconnectorstotheheatingelement.
g.7583
⑨

Heating17
Loosenthebolttotheheatingelementandgentlypushonthemiddleoftheheatingelement
toreleasetheange.
Removetheheatingelementandinsertthenewheatingelement.
g.7584
⑩
Pushonthemiddleoftheheatingelementtogettheangeinposition.
Fastenthebolt.Usetighteningtorque6Nm.
Reconnecttheconnectorstotheheatingelement,usetheelectricschematicsuppliedwiththe
machine.

18Drum
8Drum
8.1Replacementofdrum
Disconnectthepowertothemachine.
Demountthetoppanel,thefront—andbackpanels.
Demountthedoor.
Demountthetrimpanel.
Demountthedoorlockandtherotationguard.Cutthecabletiesanddisconnectthelevelsensor,
motorcableandearthcableatthebackofthemachine.
g.7572A
⑪

Drum19
Demountthedrainandhosestothedrum.Drainandtypeofhosesaredependingonmachine
model,formoreinformationrefertothesparepartslist).
Demounttheairhoseandthehosefromthedetergentcompartmentontopofthedrum.
Removethebelt.
Disconnecttheconnectorstotheheatingelements.Loosenthebolttotheheatingelementand
gentlypushonthemiddleoftheheatingelementtoreleasetheange.Removeallheating
elements.
g.7591
⑫

20Drum
Disconnecttheinlethoseandtheventhosefromthedrum.
Unscrewthescrewstothesidepanelsandliftofthecabinettoreleasethedrumpackage.
g.7573
⑬