DOWNLOAD LG WDP1103RD Service Manual ↓ Size: 9.67 MB | Pages: 51 in PDF or view online for FREE

Model
WDP1103RD
Pages
51
Size
9.67 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
wdp1103rd.pdf
Date

LG WDP1103RD Service Manual ▷ View online

16
PCB Layout (Power)
Common
Power Cord
Noise Filter
DRY
AG
Wash
DRY
AG
Resistance : 
42.5 ~ 49.5
Resistance : 
24.5 ~ 28.5
Only For Dry Combo
Wash
17
Program Chart
18
Before servicing ask the customer what the trouble is.
Check the adjustments. (Power supply : 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. BEFORE SVC CHECKING
7-2. LOAD TEST MODE
1 Press and Hold ‘
Option (Left)
’ & ‘
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
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 
13 times 
14 times 
15 times 
16 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.
Inlet valve for bleach turns on.
Tumble counterclockwise.
Heater turns on for 3 sec.
Circulation pump turns on.
Drain pump turns on.
Dry Fan / Dry Heater turn 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)
Water level frequency (25~65)
rpm (42~50)
Water temperature
Water level frequency (25~65)
Water level frequency (25~65)
Dry Fan 6min. / Dry Heater 5min.
Water level frequency of TSG (0~255)
TSG temperature
-
Number of times the
Start/Pause button is pressed
Check Point
Display Status
19
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY 
7-4. HOW TO KNOW TO TEMPERATURE OF EACH THERMISTOR
AT OPERATING CONDITION.
The digits means water level frequency. (10
-1
kHz)
ex) 241 : Water level frequency = 241 x 10
-1
kHz
24.1 kHz
Press the 
Intensive
and 
Option(Left)
button simultaneously.
Press the 
Temp.
and 
Option(Left)
button simultaneously.
Thermistor in tub temperature.
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