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Table of Contents
Troubleshooting
Related Manuals for LG WM1333H series
Summary of Contents for LG WM1333H series
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Page 1: Washing Machine
Website: http://www.LGEservice.com [For U.S.A] www.lg.ca [For CANADA] 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: WM1333H *... - Page 2 JUN. 2006 PRINTED IN KOREA P/No.: MFL31245502...
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Page 3: Table Of Contents
CONTENTS 1. SPECIFICATIONS .........................3 2. FEATURES & TECHNICAL EXPLANATION ................4 3. PARTS IDENTIFICATION ......................6 4. INSTALLATION & TEST ....................... 7 5. OPERATION ..........................10 6. WIRING DIAGRAM/PROGRAM CHART ..................12 7. TROUBLESHOOTING.........................13 7-1. BEFORE PERFORMING SERVICE ...................13 7-2. QC TEST MODE.........................13 7-3. -
Page 4: Specifications
1. SPECIFICATION ITEM WM1333H* POWER SUPPLY AC 120 V, 60 Hz PRODUCT WEIGHT 128 lbs. (58 kg) 100 W WASHING ELECTRIC 400 W SPIN POWER 80 W DRAIN MOTOR CONSUMPTION 1000 W WASH HEATER 48 rpm WASH REVOLUTION SPEED SPIN 0-1300 rpm OPERATIONAL WATER PRESSURE 4.5-145 psi (30-1000 kPa) -
Page 5: Features & Technical Explanation
2. FEATURES & TECHNICAL EXPLANATION 2-1.FEATURES Direct Drive System The advanced Brushless DC motor directly drives the drum without belt and pulley. Built-in Heater Internal heater automatically heats the water to the best temperature on selected cycles. Child Lock The Child lock prevents children from pressing any button to change the settings during operation. -
Page 6: Water Level Control
2-2. NEURO FUZZY 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 NEURO- washing washing rinsing time temperature FUZZY... -
Page 7: Parts Identification
3. PARTS IDENTIFICATION ACCESSORIES for removing shipping bolts And leveling the washer... -
Page 8: Installation & Test
4. INSTALLATION & TEST Before servicing, ask the customer what the trouble is. Check the setup (power supply is 120 V AC, remove the transit bolts..). Check with the troubleshooting guide. Plan your service method by referring to the disassembly instructions. Service the unit. - Page 9 HOW TO CONNECT THE INLET HOSE Verify that the rubber washer is inside of the valve connector. Tighten the inlet hose securely to prevent leaks. CONNECT THE DRAIN HOSE 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”...
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Page 10: Test Operation
TEST OPERATION Preparation Press the POWER button. Press the Start/Pause for washing. button. Connect the power plug to the outlet. Connect the inlet hose. Check the water heating Check automatic reverse Check the water supply. function. rotation. Press the Soak button Check if the drum rotates Check if water is supplied and the present temperature will... -
Page 11: Operation
5. OPERATION CYCLE SELECTOR knob Delay Wash • Rotate the Cycle selector knob to • Allows the start of any cycle to select the cycle designed for be delayed for 1~19 hours. different types of fabric and soil levels. START/PAUSE button Stain Cycle Quick Cycle •... - Page 12 Warm Rinse Spin • Warm Rinse on the final rinse. • To change the spin speed, press the Spin button repeatedly to cycle through available options. Extra Rinse Soak POWER button • This option provides an • Use this button to turn the •...
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Page 13: Wiring Diagram/Program Chart
6. WIRING DIAGRAM PROGRAM CHART DISPLAY MAIN PWB 2 6 3 1 2 1 3 6 4 3 2 5 1 1 2 3 4 1 2 3 4 2 6 3 1 2 1 3 6 4 3 1 2 3 4 1 2 3 4 WASHING HEATER GN/YL... -
Page 14: Troubleshooting
7. TROUBLE SHOOTING 7-1. BEFORE PERFORMING SERVICE Be careful of electric shock when disconnecting parts while troubleshooting. The voltage of each terminal is 110/120 V AC and DC when the unit is plugged in. 7-2. QC TEST MODE. The washer must be empty and the controls must be in the off state. 1. -
Page 15: Error Display
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 in the 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. -
Page 16: Error Diagnosis And Checklist
8. ERROR DIAGNOSIS AND CHECKLIST 8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION SYMPTOM GUIDE FOR SERVICE CALL NO POWER Is the power plug connected firmly to 120V~ outlet? Power failure? or Breaker opened? Visit to check Water inlet trouble Is " "... - Page 17 SYMPTOM GUIDE FOR SERVICE CALL • Door does not open Started with door opened? • Error displayed on the program Close the door Visit to check Check if the door switch is O K. • DRAIN TROUBLE Is " " displayed? Is the drain pump filter clogged with foreign Clean up material such as pin, coin and etc.?
- Page 18 SYMPTOM GUIDE FOR SERVICE CALL Suds overflow from the Is low-sudsing detergent for the drum appliance. washing machine used? (In this condition, wash and spin do not operate LOW-SUDSING normally) Is the proper amount of detergent used as recommended? Reduce the amount of detergent. This appliance has the automatic suds sensing function which operates during high-sudsing for good rinse and preventing overflow.
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Page 19: Fault Diagnosis And Troubleshooting
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING CAUTION 1. Be careful of electric shock or disconnecting the parts while trouble shooting. 2. First of all, check the connection of each part terminal with wiring diagram. 3. If you replace the MAIN PWB ASSEMBLY, put in the connectors correctly. NO POWER Is the supplied voltage 120 V AC? Check the fuse or reset... -
Page 20: No Water Supply
NO WATER SUPPLY Is water supply shut-off? Is the tap opened? Open the tap. When you press both Quick Cycle button and Check the AIR CHAMBER Spin Speed button simultaneously, is the water and the tube (clogged). level frequency below 240? Is the inlet valve filter clogged? Clean the filter. -
Page 21: Abnormal Sound
SOFTENER/BLEACH DOES NOT FLOW IN Refer to Is water supplied? NO WATER SUPPLY Are receptacles correctly connected to the terminals Check the wiring. of the INLET VALVE ASSEMBLY? Is softener/bleach put in the correct compartment of Put it in the correct compartment. -
Page 22: Heating Without Water
HEATING WITHOUT WATER When pressing Quick Cycle and Spin Speed at the same time after draining, is the water level frequency 255? Replace the When pressing and Spin Speed buttons SENSOR SWITCH at the same time while washing, is the water level ASSEMBLY. - Page 23 PWB ASSEMBLY (MAIN) washing, is the voltage 120 V AC? AC 120V YELLOW HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE Delay Wash and Quick Cycle Extra Hot: 66°C Hot: 45°C MAIN PWB ASSEMBLY. Warm: 30°C Cold: 15°C Check electrical connection. Replace THERMISTOR.
- Page 24 S P I N T R O U B L E Check the sensor (Pressure) or hose Check on the spinning, is the frequency of the water (Sensor). If the problem is level 248 or more. The frequency can be checked by on the sensor or the hose, pressing the Time Delay and Quick Cycle replace the sensor or the...
- Page 25 Does the spring of Latch Hook actuate? Replace Door Assembly. Check the DOOR SWITCH Is DOOR SWITCH ASSEMBLY broken? ASSEMBLY Connector and MAIN PWB ASSEMBLY Replace the DOOR SWITCH ASSEMBLY.
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Page 26: Disassembly Instructions
9. DISASSEMBLY INSTRUCTIONS Be sure to unplug the machine from the outlet before disassembling and repairing the parts. CONTROL PANEL Unscrew 2 screws on the back of the top plate. Pull the top plate backward and upward as shown. Disconnect the Display PWB Assembly connector from Flat cable. -
Page 27: Dispenser Assembly
DISPENSER ASSEMBLY Disassemble the Top plate assembly. Pull out the drawer. Unscrew the 2 screws and push out the dispenser assembly. PUSH DRAWER Disassemble the clamps and hoses. Disassemble the bellows at the lower side of the dispenser. DISPENSER ASSEMBLY... - Page 28 INLET VALVE Disassemble the 4 connectors from the valves. Unscrew the 2 screws from the back of the cabinet. Wire color VALVE (MAIN WASH) WH - BK VALVE (BLEACH) GY - BK VALVE (HOT) BL - BK DOOR Open the door. Unscrew the 2 screws from the Cabinet Cover.
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Page 29: Gasket Assembly
GASKET ASSEMBLY Disassemble the clamp assembly. Unscrew the 2 screws from cabinet cover. Open the filter cover and unscrew 1 screw. Remove the lower cover. Unscrew all the screws from upper and lower part of the cabinet cover. Disassemble the clamp assembly. When reassembling the gasket, put the drain hole of the gasket downward. -
Page 30: Clean The Drain Pump Filter
Disassemble the back cover. Remove the bolt. Pull out the Rotor. Unscrew the 2 screws from the tub bracket. Remove the 6 bolts on the stator. Unplug the 2 connectors from the stator. Disassemble the damper hinges from the tub and base. -
Page 31: Pump
Remove pump outlet hose. Remove tub pump bellows. Remove cap (Remaining Hose.) Disconnect the wiring. Unscrew 2 screws. Remove the pump. Loosen the M6 heater nuts to pull out the HEATER ASSEMBLY. CAUTION When mounting the HEATER ASSEMBLY be sure to insert the HEATER ASSEMBLY into the heater clip on the bottom of the tub. - Page 32 SWITCH ASSEMBLY, DOOR LOCK Open the door and disassemble the Clamp assembly. Unscrew the 2 screws. Disconnect the connector from the Door switch assembly. NOTE Reconnect the connector after replacing the DOOR SWITCH ASSEMBLY. WHEN A FOREIGN OBJECT IS STUCK BETWEEN DRUM AND TUB Disassemble the back cover.
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Page 33: Exploded View And Part List
10. EXPLODED VIEW AND PART LIST 10-1. CABINET & CABINET COVER ASSEMBLY A154 A153 A110 A140 A152 A151 A102 A101 A104 A103 A150 A141 A100 A131 A130 A430 A134 A440 A485 A133 A410 A200 A201 A303 A310 A300 A220 HOT (RED) A275 COLD (BLUE) A276... -
Page 34: Control Panel & Dispenser Assembly
10-2. CONTROL PANEL & DISPENSER ASSEMBLY F321 F300 F462 F170 F160 F310 F464 F226 F432 F225 F227 F430 F220 F441 F120 F215 A450 F110 F210... -
Page 35: Drum & Tub Assembly
10-3. DRUM & TUB ASSEMBLY K351 K350 K360 K143 K123 K411 K410 F320 K122 K121 K125 F466 K320 K110 K111 K141 K310 K311 K140 K105 K115 K130 K135 K610 K510 K611 F140 K530 K342 K131 F467 K550 K346 K344 K340 F468 K520 F461 K540...