Read LG WM2901HVA Service Manual online
WASHING MACHINE
SERVICE MANUAL
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE
PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.
PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT.
MODEL: WM2901H*A
68
APRIL. 2009 PRINTED IN KOREA
P/No.:MFL30599137
4
CONTENTS
1.
Specifications .................................................................................................................................. 5
2.
Features & Technical Explanation ................................................................................................ 6-8
3.
Parts Identification ........................................................................................................................... 9
4.
Installation & Test ..................................................................................................................... 10-12
5.
Operation ................................................................................................................................. 13-19
5-1. Control Panel Features ..................................................................................................... 13-15
5-2. Cycle Guide ........................................................................................................................... 16
5-3. Special Functions ................................................................................................................... 17
5-4. Explanation of Each Process ............................................................................................ 18-19
5-1. Control Panel Features ..................................................................................................... 13-15
5-2. Cycle Guide ........................................................................................................................... 16
5-3. Special Functions ................................................................................................................... 17
5-4. Explanation of Each Process ............................................................................................ 18-19
6.
Wiring Diagram / Program Chart .............................................................................................. 20-21
7.
Test Mode ...................................................................................................................................... 22
7-1. Safety Caution ....................................................................................................................... 22
7-2. Load Test Mode ..................................................................................................................... 22
7-3. How To Read the Display in Load Test Mode ........................................................................ 23
7-4. How To Check the Water Level Frequency and vibration sensor error .................................. 23
7-1. Safety Caution ....................................................................................................................... 22
7-2. Load Test Mode ..................................................................................................................... 22
7-3. How To Read the Display in Load Test Mode ........................................................................ 23
7-4. How To Check the Water Level Frequency and vibration sensor error .................................. 23
8.
Troubleshooting ....................................................................................................................... 24-39
8-1. Safety Caution ....................................................................................................................... 24
8-2. Error Mode Summary ....................................................................................................... 24-25
8-3. Troubleshooting Summary ..................................................................................................... 26
8-4. Troubleshooting With Error ............................................................................................... 27-33
8-5. Troubleshooting Else ........................................................................................................ 34-39
8-1. Safety Caution ....................................................................................................................... 24
8-2. Error Mode Summary ....................................................................................................... 24-25
8-3. Troubleshooting Summary ..................................................................................................... 26
8-4. Troubleshooting With Error ............................................................................................... 27-33
8-5. Troubleshooting Else ........................................................................................................ 34-39
9.
Component Testing Information ............................................................................................... 40-54
9-1. Filter Assembly (Line Filter) ................................................................................................... 40
9-2. Door Look Switch Assembly ............................................................................................. 41-42
9-3. Stator Assembly ................................................................................................................ 43-45
9-4. Pump Motor Assembly ........................................................................................................... 46
9-5. Inlet Valve Assembly .............................................................................................................. 47
9-6. Heater Assembly .................................................................................................................... 48
9-7. Thermistor Assembly ........................................................................................................ 49-50
9-8. Steam Generator Assembly .............................................................................................. 51-52
9-9. Lamp ...................................................................................................................................... 53
9-10 Vibration sensor assembly .................................................................................................... 54
9-1. Filter Assembly (Line Filter) ................................................................................................... 40
9-2. Door Look Switch Assembly ............................................................................................. 41-42
9-3. Stator Assembly ................................................................................................................ 43-45
9-4. Pump Motor Assembly ........................................................................................................... 46
9-5. Inlet Valve Assembly .............................................................................................................. 47
9-6. Heater Assembly .................................................................................................................... 48
9-7. Thermistor Assembly ........................................................................................................ 49-50
9-8. Steam Generator Assembly .............................................................................................. 51-52
9-9. Lamp ...................................................................................................................................... 53
9-10 Vibration sensor assembly .................................................................................................... 54
10. Disassembly Instructions ......................................................................................................... 55-65
11. Exploded View ......................................................................................................................... 66-68
11-1. Cabinet & Control Panel Assembly ...................................................................................... 66
11-2. Drum & Tub Assembly ......................................................................................................... 67
11-3. Dispenser Assembly ............................................................................................................. 68
11-2. Drum & Tub Assembly ......................................................................................................... 67
11-3. Dispenser Assembly ............................................................................................................. 68
5
1. SPECIFICATIONS
ITEM
WM2901H*A
COLOR
POWER SUPPLY
PRODUCT WEIGHT
CYCLES
WASH/RINSE TEMPERATURES
SPIN SPEEDS
OPTIONS
WATER CIRCULATION
OPERATIONAL WATER PRESSURE
CONTROL TYPE
WASH CAPACITY [cu.ft ]
DIMENSIONS
DELAY WASH
DOOR SWITCH TYPE
WATER LEVEL
LAUNDRY LOAD SENSING
ERROR DIAGNOSIS
AUTO POWER OFF
CHILD LOCK
RLM ENABLE
STEAM
ELECTRIC POWER
CONSUMPTION
REVOLUTION
SPEED
WASHING
DRAIN MOTOR
WASH HEATER
WASH
SPIN
9
5
5
Prewash, Rinse+Spin, Extra Rinse, Water Plus, Stain Cycle
Incorporated
14.5-116 psi (100-800 kPa)
Electronic
3.87 (4.0 IEC)
27”(W) X 29 3/4”(D) X 38 11/16”(H), 5013/16” (D, door open)
up to 19 hours
PTC + Solenoid
10 steps (by sensor)
Incorporated
Incorporated
Incorporated
Incorporated
Incorporated
Incorporated
280 W
80 W
1000 W
46 rpm
0-1320 rpm
W:BLUE WHITE, R:WILD CHERRY, L:PACIFIC BULE
AC 120 V, 60 Hz
220.5 lbs (100kg)
Washer Only
DRY
Chrome
Door Frame