DOWNLOAD LG F1102RDT / F1103RDT Service Manual ↓ Size: 13.56 MB | Pages: 63 in PDF or view online for FREE

Model
F1102RDT F1103RDT
Pages
63
Size
13.56 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
f1102rdt-f1103rdt.pdf
Date

LG F1102RDT / F1103RDT Service Manual ▷ View online

21
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY 
7-4. HOW TO CHECK THE TEMPERATURE OF EACH THERMISTOR
AT OPERATING CONDITION.
The digits indicate the water level frequency.
For example, if 255 is displayed
the water level frequency is 25.5kHz (255X0.1)
Touch the 
Rinse+
and 
Temp
button simultaneously.
Touch the 
Temp.
and 
Rinse Hold
button simultaneously.
Thermistor in tub temperature
22
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 
, 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 
, 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
23
ERROR
SYMPTOM
CAUSE
MOTOR 
L
OCKED
E
RROR
• The connector in the LEAD WIRE ASSEMBLY is 
not connected to the connector of STATOR
ASSEMBLY.
Reconnect or repair the connector.
• The hall sensor is out of order/defective.
Replace the STATOR ASSEMBLY
Page 34
8
P
OWER 
F
AILURE
• The washer experienced a power failure
Press the start/pause button
9
• The Dry Heater is out of order
• The Connector of the Dry Heater is not connected
properly to the cinnector in the Main PWB ASSEMBLY
• The Dry fan motor is out of order
Page 37
D
RY
H
EATER
E
RROR
10
NOTE
When you paused the machine under drying cycle, drying fan motor can be operated to save itself for 30
seconds. And then the machine displays “       ” on the panel.
24
7-6. TROUBLESHOOTING WITH ERROR
Water Inlet Error (IE)
Is the water tap closed?
[Note] Environmental safety check list
1. No water tap leakage or freeze       4. No entanglement of water supply hose.
2. No water shortage.                          5. No water supply hose leakage
3. The inlet filter is not clogged. 
Check the 
Water tap
and  open it fully.
When there is water in the tub,
is the water level frequency
over 26.0khz
?
Reconnect or repair the 
Connector
.
Or replace the 
Harness
.
Replace the 
Inlet Valve
.
Is the 
Connector
connected correctly to the 
Main PCB
and the 
Inlet Valve
? is the 
Harness
alright ?
Check the 
Air Chamber
and 
the Tube
(clogged) 
Check the water level frequency again, 
if it is over 26.2KHz, replace 
the Pressure switch.
YES
YES
NO
Replace the 
Main PCB
.
NO
YES
YES
NO
NO
Is the resistance of each lnlet valve within 3.5 ~4.5 kΩ ?
When the washing machine is started, is the inlet valve
operating?
Pre Valve
Steam Valve
Main Valve
1
2
1
2
3
3
NO
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