Samsung WW7 J5 Series - Diagnostic Code & Corrective Action


 
► Thesearecommontroubleshootingproceduresforeachdrum-typewashererrormode.Fordetailedinformation,
refertothegeneralrepairscripts.





  
WaterLevel
sensor
1C
• Waterlevelsensorfault
• Incorrectconnectionsof
thewaterlevelsensor
terminal
• Thehosepartforthewater
levelsensorisfolded.
• MainPCBfault
• Checkthewaterlevelsensor
terminalconnectionsandcontacts.
• Anerroroccursifanincorrect
waterlevelsensorisused.Make
suretocheckthematerialcode.
(Abnormaloperation)
• Ifthewaterlevelsensorisfaulty,
replaceit.
• Iftheerrorpersistsdespitetaking
theactionabove,replacethePBA.
Checkthewaterlevelsensorfrequency.
- Checkitafterthewaterlevelsensorandthe
connectorareconnected.
- Frequency:Approx.25.0KHzwithnoload
WashingMotor
3C
3C1
3C2
3C3
3C4
• Washingmotorfault.
• Incorrectconnectionsof
thewashingmotor/hall
sensorconnector.
• Washingmotorrotorand
statorfault.
• MainPCBfault.
• CheckthemotorPowerconnector
terminalconnectionsandcontacts.
• Checkwhetherthereisthemotor
powercableandpowerconnector
ornot.(“A”)
• 3C1isdisplayedbecause
overloadingoccursduetotoo
muchlaundry.
• Checkwhetherthestatorofthe
motorcoverisdamaged.
• Checkforcoildisconnectionsdue
toforeignmaterial.
• IfthePBAcontrolcircuitisfaulty,
replacethePBA.
► MAINPCB
ChecktheresistanceonthemainPCBmotor.
(Betweenpins1and3,and1and2ofthethree(3)
pins)
- Resistance:Approx.2to5MΩ
- Checkthevoltagewhenthepowerison.
►InverterBLDCMotor
- ChecktheresistanceontheMotorPower
Housingconnector
- MotorPowerAnyTerminal2pinCheck5.0~6.1Ω
- Checkwhetherthereisthemotorpowercable
andpowerconnectorornot.(“A”)
[MotorPower]
A
►UniversalMotor
- ChecktheresistanceontheMotorPower
Housingconnector.
- MotorResistanceCheck.
[Tachometer]
[Stator]
Pinno.①→⑩
1)Stator:Number5,4.(0.8Ω)
2)Tachometer:Number1,2.(44.5~49.5Ω)