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Trouble Shooting; 7-1.Before Svc Checking; 7-2.Qc Test Mode; 7-3.How To Know The Water Level Frequency - LG WD14800RD Service Manual

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7. TROUBLE SHOOTING

7-1.BEFORE SVC CHECKING

Be careful of electric shock or disconnecting the parts while trouble shooting.
Voltage of each terminal in 220-240V~ and DC while applying an electric current.

7-2.QC TEST MODE.

Pressing Rinse, and Spin button simultaneously.
Press the Power
Press the Start/Pause button as follows.
Number of times the
Start/Pause button is pressed
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
11 times
12 times

7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY

Press the Rinse and Spin button simultaneously.
ex) 241 : Water level frequency = 241
7-4.HOW TO KNOW TO TEMPERATURE OF EACH THERMISTOR
AT OPERATING CONDITION.
I Thermistor in tub : Press the [Temp.] button.
I Thermistor in dry duct : Press the [Dry] button.
I Thermistor in condensing duct : Press the [Intensive] and [Spin] button simultaneously.
button, while the above condition.
Check Point
Turns on all lamps and locks the door.
Tumble clockwise.
Low speed Spin.
High speed Spin.
Inlet valve for prewash turns on.
Inlet valve for main wash turns on.
Inlet valve for hot water turns on.
Inlet valve for dry water turns on.
Tumble counterclockwise.
Heater turns on for 3 sec.
Circulation pump turns on.
Drain pump turns on.
Power off and unlock the door.
The digits means water level frequency(10
-1
10
kHz
-1
=24.1 kHz
13
Display Status
rpm (40~50)
rpm (600~650)
rpm (1300~1350)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
rpm (40~50)
Water temperature
Water level frequency (25~65)
Water level frequency (25~65)
Turn off all lamps.
kHz)

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