Samsung WA400 Series - Page 24

22 _ Troubleshooting
► 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 Supply Error
• Watersupplyvaluefault • MainPCBfault • Freezinginthewinterseason
• Ifthewatersupplyvalvehasawiredisconnected,
replace it.
• Checkwhetherthewatersupplyvalveisclogged
with foreign material and whether water is supplied continually.
• Checkwhethernowaterissuppliedbecauseof
freezing in the winter season.
• IfthePBArelayoperatesabnormally,replacethePBA
1. Checktheresistanceforthe
water supply valve.
- Resistance:0.9KΩto1.1KΩ
between the terminals of the Water Supply Valve.
2. Checkwhetherthereis
foreign material in the Water supplyvalvelter.
Drain Error
• Freezinginthewinterseason • Foreignmaterialsinthedrain
pump
• Poorphysicalconnection • Drainpumpfault • MainPCBfault
• Ifthedrainpumprevolutionsarerestraineddueto
freezinginthewinterseason,checkthemethodto remove the freezing and remove as directed.
• Checkwhethertherevolutionsofthedrainpump
motorarerestrainedbyforeignmaterial,andremove as directed.
• CheckthewireconnectorsonMainPCBandDrain
Pump ASSY. The connector or wire may have poor physical connection.
• Checkthedrainpumpresistance.
Checkthedrainpump resistance. (Resistance:13.5~16.5Ω)
Communication Error
• Thesignalsbetweenthesuband
main PBAs are not sensed.
• Incorrectwireconnections
between the sub and main PBAs.
• Checkthewireconnectionsandterminalcontacts
between the sub and main PBAs.
• Checkfordisconnectedwires. • CheckwhetherthesubPBAisshort-circuitedbecause
of moisture.
• IfthemainPBA’scommunicationcircuitisfaulty,
replace it.
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Hudson Washer.indb 22 2012-03-28 �� 9:45:58