LG Electronics F1256QD service manual Troubleshooting, Before Performing Service, Load Test Mode

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7. TROUBLESHOOTING

7-1. BEFORE PERFORMING SERVICE

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Before servicing ask the customer what the trouble is.

Check the adjustments. (Power supply :220-240V~, Removal of transit bolts etc..) Check the troubles referring to the troubleshooting.

Decide service steps referring to disassembly instructions.F1*22TD Then, service and repair.

After servicing, operate the appliance to see whether it works OK or NOT.

7-2. LOAD TEST MODE

F1*20TD

1F1*22TD : Press and Hold ‘Temp.’ & ‘Spin’ buttons and then press ‘Power’ button.

F1*20TD : Press and Hold ‘Option’ & ‘Spin’ buttons and then press ‘Power’ button.

2The washer must be empty and the controls must be in the off state.

3Press Power with above two buttons pressed and then buzzer will sound.

4Press the Start/Pause button repeatedly to cycle through the test modes

Pressing number of

Checking Point

Display Status

[Start/Pause] button

 

 

 

 

 

None

All lamps turn on

 

 

 

 

1 time

Clockwise spin (right)

Motor rpm (About 47)

 

 

 

2 times

Low speed Spin

Motor rpm (About 590~650)

 

 

 

3 times

High speed Spin

Motor rpm (About 950~1050) : F10**TD(1~9)

 

 

 

 

 

Motor rpm (About 1100~1250) : F12**TD(1~9)

 

 

 

 

 

Motor rpm (About 1350~1400) : F14**TD(1~9)

 

 

 

4 times

Inlet valve for pre-wash operation

Water level frequency (225~265)

 

 

 

5 times

Inlet valve for main-wash operation

Water level frequency (225~265)

 

 

 

Hot inlet valve in case of hot water fill

 

 

 

 

 

6 times

Inlet valve for main-wash operation

Water level frequency (225~265)

 

 

 

7 times

Counterclockwise spin (left)

Motor rpm (About 47)

 

 

 

8 times

A Heater is in operation for 3 sec.

Water Temperature

 

 

 

9 times

Draining pump operation

Water level frequency

 

 

 

10 times

Auto off operation

 

 

 

 

7-3. HOW TO KNOW THE WATER LEVEL FREQUENCY

F1*22TD : Press and Hold ‘Temp.’ & ‘Medic Rinse’ buttons simultaneously.

F1*20TD : Press and Hold ‘Intensive’ button.

The digits means water level frequency (10-1kHz)

ex) 241 : Water level frequency = 241 X 10 -1kHz = 24.1kHz

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Contents Washing Machine No. MFL30574749 Contents Specification F1*20TD1~9 / F1*22TD1~9/F1*56*D/WD-*690TDKFeatures & Technical Explanation FeaturesDoor can not be Opened Determine Washing Time by Fuzzy LogicWater Level Control Door Lower cover Adjustable Feet Power PlugParts Identification DrawerInstallation InstallationCheck the conditions of installation area Open the box and check appliance conditionTap connection and hose connection must be parallel Use spanner to remove transit boltsConfirm the distance between the appliance and the wall Connect power plug Connect Drain HoseCheck the horizontality with a level Gage StepTest operation Start/Pause button Tub Clean OperationOption Wash program selectorLoad Test Mode Time Delay & Beep ON/OFFPower button Water temperature selectorStart/Pause button Option buttonIntensive Rinse Spin Button Chart MotorPCB Layout Program Chart Troubleshooting Before Performing ServiceLoad Test Mode HOW to Know the Water Level FrequencyError Display Error Symptom CauseTroubleshooting with Error Water Inlet Error IEUnbalanced Error UE Water Outlet Error OE How to disassemble and clean pump filterBind Over Flow Error FE Drawer continuously?Pressure Sensor S/W Error PE Door Open Error dE Does the Door Switch operate as follows?Thermistor Heating Error tE MIN STD MAXMotor Locked Error LE Disassemble the Hall Sensor Assemble the Hall SensorTroubleshooting Without Error Codes No PowerVibration & Noise In Spin Detergent & Softener does not flow Water Leak Water Leak from DispenserUnknown Water on Floor Disassembly Instructions Control PanelDispenser Assembly Dispenser AssemblyInlet Valve Lower Cover DoorGasket Assembly Rotor ASSEMBLY, Stator ASSEMBLY, Friction Damper Assembly CommonPump HeaterSwitch ASSEMBLY, Door Lock When Foreign Material is Stuck Between Drum and TUBExploded View Exploded View of Control Panel & Dispenser Assembly Exploded View of Drum & TUB Assembly