Samsung WA5471ABP/XAA - Washing Process with Cycle Selector; Pause Option for Adding Laundry

Troubleshooting _ 21
4-2. CORRECTIVE ACTIONS FOR EACH ERROR CODE
► Thesearecommontroubleshootingproceduresforeachdrum-typewashererrormode.Fordetailedinformation,refertothegeneralrepairscripts.
Error Type
Error
Mode
Causes Corrective Actions Description of Photo
Display
Water Level Sensor
• 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.
1. Checkitafterthewaterlevel
sensor and the connector are connected.
CheckingPart:Blue
Color Wire Oragne Color Wire
2. Frequency:Approx.26.4KHz
without water (Min 25.9KHz)
Washing Motor Error and Hall Sensor Error
· Washing motor fault · Washing motor hall sensor fault · Incorrect connections of the washing motor/hall sensor connector · Washing motor rotor and stator fault · Main PCB fault
•Checkthemotorconnectorterminal connections and contacts. •3Eisdisplayedbecauseoverloading occurs due to too much laundry. •Ifthehallsensorterminalisfaulty, replace the hall sensor. •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.
► CheckthemotorWinding
Coil
•Plugouttheconnectorand
read resistances at any two of the three terminals on Motor :Shouldbe19.3Ω(at25
o
C)
CN1 1-5V-1 2-Hall-A 3-Hall-B 4-GND 5-Clutch Hall IC
► CheckthemotorHallSensor • Checktheresistanceonthe
main PCB motor (Betweenpins2and4,3and4 of the four (4) pins) -Resistance:Approx.2to4
MΩ
-Checkthevoltagewhenthe
power is on.
Hudson Washer.indb 21 2012-03-28 �� 9:45:57