Troubleshooting; 7-1.Before Preforming Service; 7-2.Load Test Mode; 7-3.How To Know The Water Level Frequency - LG F1 20TD Series Service Manual

7. TROUBLESHOOTING

7-1. BEFORE PERFORMING SERVICE
1
Before servicing ask the customer what the trouble is.
2
Check the adjustments. (Power supply :220-240V~, Removal of transit bolts etc..)
Check the troubles referring to the troubleshooting.
3
Decide service steps referring to disassembly instructions.
4
5 Then, service and repair.
After servicing, operate the appliance to see whether it works OK or NOT.
6
7-2. LOAD TEST MODE
1 F1*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.
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
Pressing number of
[Start/Pause] button
None
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
7-3. HOW TO KNOW THE WATER LEVEL FREQUENCY
F1*22TD : Press and Hold 'Temp.' &
F1*20TD : Press and Hold 'Intensive' button.
Checking Point
All lamps turn on
Clockwise spin (right)
Low speed Spin
High speed Spin
Inlet valve for pre-wash operation
Inlet valve for main-wash operation
Hot inlet valve in case of hot water fill
Inlet valve for main-wash operation
Counterclockwise spin (left)
A Heater is in operation for 3 sec.
Draining pump operation
Auto off operation
'Medic
The digits means water level frequency (10
ex) 241 : Water level frequency = 241 X 10
Motor rpm (About 47)
Motor rpm (About 590~650)
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)
Water level frequency (225~265)
Water level frequency (225~265)
Water level frequency (225~265)
Motor rpm (About 47)
Water Temperature
Water level frequency
Rinse' buttons simultaneously.
= 24.1kHz
19
F1*22TD
F1*20TD
Display Status
-1 kHz)
-1 kHz