Samsung WA400 Series - Detergent and Additive Use

Troubleshooting _ 23
Error Type
Error
Mode
Causes Corrective Actions Description of Photo
Display
Switch Error (Main Relay Error)
• ThePowerbuttoniscontinually
pressed.
• AbuttonotherthanthePower
button is continually pressed.
• CheckwhethereitherthePowerswitchoratact
switch is continually pressed.
• CheckwhethertheservicePBAholdingscrewsare
fastenedtootight.Iftheyarefastenedtootight, loosen them a little.
• IfthemainPBAswitchingICon/offerrorhasoccurred,
replace the main PBA.
• The“E2”erroroccursifthemainrelayconnections
areincorrect.Checktheconnections.Ifthereisno errorintheconnections,replacethemainPBA.
GAP
Checkthecontactbetweenthe control panel buttons and their corresponding tact switch. - There must be a gap
between a control panel button and its corresponding micro switch.
Otherwise,anerror
occursafterapprox.30 seconds has passed.
Door Error
• Door-LockSWfault • ReedSWfault • MainPCBfault
• ChecktheDoor-LockSWterminalconnectionsand
contacts.
• Bringtheprobeoftesterintocontactwithtwo
terminalsofDoor-LockSW. [DSError]InstateofDoorClose,CheckReedSW Resistance. [FLError]InstateofDoorUnlock,CheckMotor Resistance.AndInstateofDoorLock,CheckDoor LockContactResistance. [LOError]InstateofDoorUnlock,CheckMotor ResistanceandDoorUnlockContactResistance.
• IfResistanceissatisedwithSpec,ReplacethePBA.
1. Checktheresistancefor
ReedSW(CheckingPart: White-Green Wire)
- Resistance:Approx0.2Ω
between the terminals of Reed SW.
2. Checktheresistancefor
Motor(CheckingPart:Black- Brown Wire)
- Resistance:33Ωto46Ω
between the terminals of Motor.
Lock
Unlock
3. Checktheresistancefor
Lock/UnlockContact (CheckingPart:LockWhite- RedWireUnlockWhite-Blue Wire)
- Resistance: Resistance:
Approx0.2Ωbetweenthe terminals of Contact.
ChecktheDoorLock/
Unlockstate.
Hudson Washer.indb 23 2012-03-28 �� 9:45:58