LG F14B3PDS / F14B3PDS7 Service Manual ▷ View online
17
PCB Layout (Main)
18
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. CHECK BEFORE SERVICE
7-2. LOAD TEST MODE
1 Touch and Hold ‘
Wash
’ & ‘
Rinse
’ 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
2
3
4
5
6
Display Status
Remark
Check Point
Number
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Turns on all light 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.
Sensor for steam
Steam heater turns on for 1.2 sec.
Off
PGM Version Information
rpm(42~50)
rpm (60)
rpm (130~140)
Water level frequency
Water level frequency
Water level frequency
Water level frequency
rpm
Water temperature
Water level frequency
Water level frequency
Water level frequency
AG Temperature
-
19
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY
7-4. HOW TO CHECK THE TEMPERATURE OF EACH THERMISTOR
AT OPERATING CONDITION.
Touch and Hold
Temp.
and
Spin
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
Touch and Hold
Time Delay
and
Temp.
simultaneously.
Thermistor in tub temperature.
20
If you press the Start/Pause button in error condition, any error except
will disappear and the
machine will change into the pause status.
In case of
In case of
,
, if the error is not resolved within 20 sec., and in case of all other errors, if the
error is not resolved within 4 min., the power will turn off automatically and the error only will blink.
But in the case of
But in the case of
, the power will not turn off.
7-5. ERROR DISPLAY
ERROR
SYMPTOM
CAUSE
WATER
I
NLET
E
RROR
• Not reached the water level(248) within 10 minutes
after water supplied or not reached to the preset
water level within 25 minutes.
Page 26
1
U
NBALANCE
E
RROR
• The appliance is tilted.
• Laundry is gatherd to one side.
Page 27
2
WATER
O
UTLET
E
RROR
• Not fully drained within 10 minutes.
Page 28
3
OVER
F
LOW
E
RROR
• Water is overflowing (under 21.3kHz).
If " " is displayed, the drain pump operates
to drain the water automatically.
Page 30
4
P
RESSURE SENSOR
S/W
E
RROR
• The pressure sensor switch is out of order.
Page 31
5
D
OOR OPEN
E
RROR
• In case of operating the reservation function or the
other function with door opened. Close the door,
then the error display is resolved.
• The door switch is out of order.
Page 32
6
T
HERMISTOR(HEATING)
E
RROR
• The THERMISTOR is out of order.
Page 33
7
Click on the first or last page to see other F14B3PDS / F14B3PDS7 service manuals if exist.