F148452WH - LG Washing Machine Service Manual (repair manual)

f148452wh service manual
Model
F148452WH
Pages
51
Size
9.44 MB
Type
PDF
Document
Service Manual
Brand
Device
Washing Machine
File
f148452wh.pdf
Date

Read LG F148452WH Service Manual online

WASHING MACHINE
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLES
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : F14030RD / F1403RD(1~9)
              / F1403YD(1~9) / WD-14831RD / F148452WH
51
P/No.: MFL30574776
2
CONTENTS
1. SPECIFICATIONS ............................................................................................................................. 3
2. FEATURES & TECHNICAL EXPLANATION ..................................................................................... 4
3. PARTS IDENTIFICATION  ................................................................................................................. 6
4. INSTALLATION .................................................................................................................................. 7
5. OPERATION ................................................................................................................................... 12
6. WIRING DIAGRAM / PCB LAYOUT / PROGRAM CHART  ............................................................ 14
7. TROUBLESHOOTING ......................................................................................................................18
7-1.BEFORE PREFORMING SERVICE ......................................................................................... 18
7-2.LOAD TEST MODE .................................................................................................................. 18
7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY  ............................................................. 19
7-4.HOW TO KNOW TO TEMPERATURE OF EACH THERMISTOR AT OPERATING CONDITION .. 19
7-5.ERROR DISPLAY ..................................................................................................................... 20
7-6.TROUBLESHOOTING WITH ERROR ..................................................................................... 21
• IE (Water Inlet Error)  .............................................................................................................. 21
• UE (Unbalanced Error) ........................................................................................................... 22
• OE (Water Outlet Error) .......................................................................................................... 23
• FE (Flow over Error) ............................................................................................................... 25
• PE (Pressure Sensor S/W Error) ............................................................................................ 26
• DE (Door open Error)  ............................................................................................................. 27
• tE (Thermistor (Heating) Error) ............................................................................................... 28
• LE (Motor Lock Error) ............................................................................................................. 29
• DHE (Dry Heater Error)  .......................................................................................................... 31
• Dry Heater Trouble  ................................................................................................................. 32
• Dry Fan Motor Trouble ............................................................................................................ 33
8. TROUBLESHOOTING ELSE .......................................................................................................... 34
• No Power ................................................................................................................................ 34
• Vibation & Noise in spin  ......................................................................................................... 35
• Detergent & Softener does not flow in .................................................................................... 36
• Water Leak  ............................................................................................................................. 37
9. DISASSEMBLY INSTRUCTIONS  ................................................................................................... 39
10. EXPLODED VIEW  ......................................................................................................................... 47
3
1. SPECIFICATION
ITEM
POWER SUPPLY
PRODUCT WEIGHT
OPERATION WATER PRESSURE
CONTROL TYPE 
WASH & DRY CAPACITY
DIMENSION
WASH PROGRAM
RINSE
DOOR SWITCH TYPE 
WATER LEVEL 
RESERVATION
SENSING OF THE LAUNDRY AMOUNT 
FUZZY LOGIC 
DISPLAY OF THE REMAINING TIME
ERROR DIAGNOSIS 
POWER AUTO OFF 
CHILD LOCK 
AUTO RESTART
TIME SAVE
ELECTRICITY
CONSUMPTION
WASHING
SPIN
DRAIN MOTOR
STEAM HEATER
WASH HEATER
DRY HEATER
REVOLUTION
SPEED
WASH
SPIN
No Spin/400/800/1000/1400
50rpm
1.0-10bar (100-1000kPa)
Electronic
Refer to the Rating Label
600mm(W)x640mm(D)x850mm(H)
Cotton, Cotton Quick. Synthetic, Delicate, Hand Wash,
Wool, Quick30, Duvet, Baby Care
Rinse+Spin, Rinse+, Normal+Hold
Bi-Metal type
10 steps (by sensor)
From 3 hours to 19 hours
Adapted
Adapted
Adapted
10 items
Adapted
Adapted
Adapted
Adapted
140W
440W
30W
1100W
2000W
1500W
220-240V~, 50Hz
72kg
F14030RD / F14030RD(1~9) / F1403YD(1~9) / WD-14831RD / F148452WH
Page of 51

Download LG F148452WH Service Manual (Repair Manual)

Here you can read online and download LG F148452WH Service Manual in PDF. F148452WH service manual will guide through the process and help you recover, restore, fix, disassemble and repair LG F148452WH Washing Machine. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.