LG F84810WH Service Manual ▷ View online
17
Wiring Diagram 3/3
18
PCB Layout (Main)
Earth Wire Connector
LED Display
AG (Option)
AG SENSOR (Option)
Thermistor for AG(Option)
19
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.
Then, service and repair.
After servicing, operate the appliance to see whether it works OK or NOT.
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.
Then, service and repair.
After servicing, operate the appliance to see whether it works OK or NOT.
7. TROUBLESHOOTING
7-1. Checking before SVC
7-2. LOAD TEST MODE
1 Press and Hold ‘
Temp
’ & ‘
Spin
’ buttons
and then press ‘
Power
’ button.
2 The washer must be empty and the controls must be in the off state.
3 Press Power with above two buttons pressed and then buzzer will sound.
4 Press the Start/Pause button repeatedly to cycle through the test modes
1
2
3
4
5
6
5
6
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
9 times
10 times
11 times
12 times
13 times
14 times
15 times
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 steam turns on.
Tumble counterclockwise.
Heater turns on for 3 sec.
Circulation pump turns on.
Drain pump turns on.
Water level Sensor for Steam
Steam Heater turns on for 1.2 sec.
Off
rpm (42~50)
rpm (55~65)
rpm (125~155)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency (25~65)
rpm (42~50)
Water temperature
Water level frequency (25~65)
Water level frequency (25~65)
Water level frequency of TSG (0~255)
TSG temperature
-
Number of times the
Start/Pause button is pressed
Check Point
Display Status
20
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY
7-4. HOW TO CHECK THE TEMPERATURE OF EACH THERMISTOR
AT OPERATING CONDITION.
Press the
Option1
and
Favorite
button simultaneously.
Press the
Option1
and
Temp.
button simultaneously.
The digits means water level frequency. (10-1kHz)
ex) 241 : Water level frequency = 241 x 10-1kHz
ex) 241 : Water level frequency = 241 x 10-1kHz
24.1 kHz
Thermistor in tub temperature.
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