WM3632xx Service Manual
WM3632xx Service Manual
WM3632xx Service Manual
com
E-mail:http://www.LGEservice.com/techsup.html
WASHING MACHINE
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE
PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.
MODEL : WM3632HW
100
CONTENTS
1. SPECIFICATIONS .........................................................................................................................3
2. FEATURES & TECHNICAL EXPLANATION ................................................................................ 4
3. PARTS IDENTIFICATION ............................................................................................................ 6
4. INSTALLATION ............................................................................................................................. 7
5. OPERATION ................................................................................................................................10
6. WIRING DIAGRAM / PROGRAM CHART ...................................................................................12
7. TROUBLESHOOTING.................................................................................................................14
7-1. BEFORE PERFORMING SERVICE ...................................................................................14
7-2. QC TEST MODE.................................................................................................................14
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY ......................................................14
7-4. ERROR DISPLAY ...............................................................................................................15
8. ERROR DIAGNOSIS AND CHECK LIST ....................................................................................17
8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION ........................................17
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING ..............................................................20
9. DISASSEMBLY INSTRUCTIONS ...............................................................................................30
10. EXPLODED VIEW .....................................................................................................................39
10-1. CABINET & CONTROL PANEL ASSEMBLY....................................................................39
10-2. DRUM & TUB ASSEMBLY................................................................................................40
10-3. DISPENSER ASSEMBLY .................................................................................................41
10-4. DRYER..............................................................................................................................42
1. SPECIFICATIONS
ITEM WM3632HW
3
2. FEATURES & TECHNICAL EXPLANATION
2-1.FEATURES
Water Circulation
Spray detergent solution and water onto the load repeatedly.
Clothes are soaked more quickly and thoroughly during the
wash cycle.
Detergent suds are eliminated more easily by the water shower
during rinse cycle. The water circulation system uses both
water and detergent more efficiently.
RollerJets
The washing ball enhances wash performance and reduces
damage to clothing. The jets spray and help tumble clothes to
enhance washing performance while maintaining fabric care.
Built-in Heater
The internal heater automatically heats the water to the
optimum temperature on selected cycles.
Child Lock
The Child lock feature prevents children from pressing any
buttons
to change the settings during operation.
4
2-2.FUZZY LOGIC WASHING TIME OPTIMIZATION
To get the best washing performance, optimal time is determined by the water temperature,
the selected washing temperature, and the size of the load.
water
temperature
washing time
the best
selected FUZZY
washing rinsing time washing
temperature LOGIC performance
spin rhythm, time
load
size
2-4.DOOR CONTROL
The door can be opened by pulling the door handle whenever washer is not in operation.
When the cycle is completed, the DOOR LOCKED light will turn off.
If a power failure has occurred while in operation, the door will lock for 5 minutes.
Clicking sounds can be heard when the door is locked / unlocked.
5
3. PARTS IDENTIFICATION
ACCESSORIES
6
4. INSTALLATION
Before servicing, ask the customer what the trouble is.
Check the setup (power supply is 120V AC, remove the transit bolts....).
Check with the troubleshooting guide.
Plan your service method by referring to the disassembly instructions.
Service the unit.
After servicing, operate the appliance to see whether it functions correctly.
STANDARD INSTALLATION
The appliance should be installed as follows:
7
HOW TO CONNECT THE INLET HOSE
Verify that the rubber washer is inside of the
valve connector.
Connect the inlet hose firmly to prevent leaks.
Make sure that the hose is not twisted. Avoid submerging the end of the hose.
The end of the drain hose should be placed less than 96” from the floor.
Connect the power plug to the wall outlet. Avoid connecting several electric devices, as
doing so may cause a fire.
8
TEST OPERATION
Check the water heating Check the automatic Check the water supply.
function. reversing rotation of the
drum.
Press the WASH / RINSE button Make sure that the drum rotates Verify that if water is supplied
and the present temperature will clockwise and counterclockwise. through the detergent dispenser.
be displayed.
9
5. OPERATION
• Use this button to turn the power • Lights whenever the door is locked. • These lights show e
On / Off. selected cycle.
• The door can be unlocked by pressing
the Start / Pause button to stop the
washer.
10
elapsed time of the • This display shows : • Dry programs can be selected
by pressing the [DRY] button.
a) the estimated time remaining in the cycle when
operating. • By pressing the [DRY] button,
b) an error code when an error has been detected. [150 180 15 30 45
60 90 120] can be
selected.
• Use this option to prevent • Prewash : Use this option for loads that need pretreatment. It
unwanted use of the washer. adds 16 minutes prewash and drain.
Press and hold Quick Cycle and
• Stain Cycle: Adds time to the wash and rinse cycles for better stain
Delay Wash button for 3 seconds
removal. Automatically provides a rinse.
to lock / unlock control.
• Quick Cycle :The Quick cycle offers a quick cycle time.
• When Child lock is set, “ ” blinks
and all buttons are disabled but • Extra Rinse :This option provides an additional rinse cycle.
the Power button. You can • Rinse+Spin :Use this option to rinse and then spin.
thereby lock the washer while
it is operating. • Delay Wash :Allows the start of any cycle to be delayed for
1~19(12, 9) hours.
11
6. WIRING DIAGRAM / PROGRAM CHART
WM2411HW / WM2011HS / WM2011HW / WM2432HW / WM2032HS / WM2032HW
12
13
7. TROUBLESHOOTING
7-1. BEFORE PERFORMING SERVICE
Be careful of electric shock when disconnecting parts for while troubleshooting.
The voltage of each terminal is 120V AC and DC when the unit is plugged in.
14
7-4. ERROR DISPLAY
If you press the START/PAUSE button when an error is displayed, any error except will
disappear and the machine will go into the pause status.
In case of if the error is not resolved within 20 sec., or the in case of other errors,
if the error is not resolved within 4 min., power will be turned off automatically and the error code will
blink. But in the case of , power will not be turned off.
DRAIN
3 • Not fully drained within 10 minutes.
ERROR
PRESSURE
5 SENSOR • The SENSOR SWITCH ASSEMBLY is out of order.
ERROR
HEATING
7 • The THERMISTOR is out order.
ERROR
15
ERROR SYMPTOM CAUSE
OVER
• MAIN PWB ASSEMBLY is out of order.
8 CURRENT
• Winding in the STATOR ASSEMBLY is short-circuited.
ERROR
• The connector (3-pin, male, white) in the MOTOR
HARNESS is not connected to the connector
(3-pin, female, white) of STATOR ASSEMBLY.
• The electric contact between the connectors
(3-pin, male, white) in the MOTOR HARNESS
LOCKED
and 4-pin, female, white connector in the MAIN PWB
9 MOTOR ASSEMBLY
ERROR is bad or unstable.
• The MOTOR HARNESS between the STATOR
ASSEMBLY and MAIN PWB ASSEMBLY is cut (open
circuited).
• The hall sensor is out of order/defective.
• Loose Ball Sensor Connector.
BALL SENSOR • Ball Sensor is out of order.
10
ERROR Displayed only when the START / PAUSE button is first
pressed in the QC Test Mode.
POWER
12 • The washer experienced a power failure.
FAILURE
16
8. ERROR DIAGNOSIS AND CHECK LIST
8-1.DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION
No power
Is the power plug connected firmly to
120V AC outlet?
YES
Power failure? or Breaker opened?
Is the outlet controlled by a switch?
NO
Visit to service.
Is displayed?
YES
YES
Is the tap frozen?
NO
Is the water supply shut-off?
NO
NO
Visit to service.
17
SYMPTOM GUIDE FOR SERVICE CALL
Door error
Visit to service.
Drain trouble
Visit to service.
18
SYMPTOM GUIDE FOR SERVICE CALL
No softening effect
Is softener put in the correct compartment of
the dispenser?
Compartment for
softener
YES
Visit to service.
19
8-2.FAULT DIAGNOSIS AND TROUBLESHOOTING
CAUTION
NO POWER
YES
Connector
YES
YES
NO
YES
Replace DISPLAY PWB ASSEMBLY
or repair wire.
20
NO WATER SUPPLY
NO
Is the tap opened? NO Open the tap.
YES
When you press both SPIN SPEED button and
SOIL LEVEL button simultaneously, is the water Check the AIR CHAMBER
YES
level frequency below 246? and the tube (clogged).
NO
YES
Verify the voltage of the inlet valve connector is Check electrical connection.
120V AC. NO Replace the MAIN PWB
(Refer to 7-2 QC TEST MODE) ASSEMBLY.
YES
21
SOFTENER / BLEACH DOES NOT FLOW IN
Are the plugs correctly connected to the terminals of Check the wiring on the
the INLET VALVE ASSEMBLY? dispenser.
ABNORMAL SOUND
22
HEATING WITHOUT WATER
YES
DRAIN MALFUNCTIONING
Is the impeller of the drain pump clogged? YES Remove foreign material.
NO
Reconnect or repair the
Is the connector disconnected, disassembled? YES connector
NO
Replace the DRAIN
Is the coil of the drain pump too high or low?
(resistance of coil is 10-20Ω)
YES PUMP ASSEMBLY.
NO
23
WASH HEATER TROUBLE
24
WILL NOT CIRCULATE WATER
Is the impeller of the drain pump clogged? YES Remove foreign material.
Hose
Connector
Hose (White)
NO
Are the Hose Connector and/or Hose clogged? YES Remove foreign material.
NO
Reconnect or repair
Is the connector disconnected, disassembled? YES the connector.
Connector
NO
Connector
Is the coil of the right side of drain pump open
or short circuited? (Coil R is 18-30Ω)
YES Replace PUMP MOTOR
ASSEMBLY.
NO
25
SPIN TROUBLE
Is it disconnected, or disassembled?
[Red:3pin (1), NA:4pin (2)] Correct the connection.
26
ERROR DISPLAY
Dry duct
Replace the thermistor.
Is the resistance of thermistors on dry duct
NO 6322FR2046B :
2.5kΩ ~180kΩ (at 100°C ~0°C).
Dry Duct
Condensing YES
duct
Thermistor
Condensing CHECK FOR DRY HEATER TROUBLE
bellows
NO
27
28
Is the resistance or disassembled?
[(1) - Yellow, 3pin (2) - Red 6pin]
29
9. DISASSEMBLY INSTRUCTIONS
Disassemble and repair the unit only after pulling out power plug from the outlet.
30
1. Disassemble the 5 hose clamps.
2. Release the 5 hoses.
31
1. Unscrew the 2 screws from upper side of the
cabinet cover.
32
5. Open the door.
6. Disassemble the clamp assembly using
a flat (–) screwdriver.
33
1. Open the door.
2. Unscrew the 7 screws from the hinge cover.
34
1. Disassemble the cabinet cover.
2. Separate the pump hose, the bellows
and the circulation hose assembly from the
pump assembly.
CAUTION
• When assembling the heater, insert the heater
into heater clip on the bottom of the tub.
• Tighten the fastening nut so the heater
is secure.
35
1. Disassemble the cabinet cover.
2. Separate the heater from the tub.
3. Remove any foreign objects (wire, coin, etc.) by
inserting a long bar in the opening.
36
1. Disassemble the back cover.
2. Loosen the bolt.
3. Pull out the Rotor.
37
Dry Duct 1. Remove 5 screws and dry fan assembly.
Dry fan
Upper Assembly
2. Remove 7 screws and dry duct upper.
3. Remove 2 screws and dry duct bracket.
38
10. EXPLODED VIEW
10-1. CABINET & CONTROL PANEL ASSEMBLY
A125
A160 A105
F215
A490
A495
A303
39
10-2. DRUM & TUB ASSEMBLY
K123
K115
K111
F463
K143 K122
F464
K125
K121
K101
K130
K343 F315
F463
K340
40
10-3. DISPENSER ASSEMBLY
F301
F302
F170
F160
F300
HOT (RED)
A275
COLD (BLUE)
A276
F436 F431
F120
F430
F440
F435
F432
41
10-4. DRYER
M110
M120
M210
M101
M220
M310
M230
42
JAN. 2003 PRINTED IN KOREA P/No.:3828ER3013X
101