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LG F1 20TD Series Service Manual
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LG F1 20TD Series Service Manual

LG F1 20TD Series Service Manual

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WASHING MACHINE
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE
CORRECTLY BEFORE OFFERING SERVICE.
MODEL : F1*20TD(1~9) / F1*22TD(1~9)/F1*56*D/WD-*0690TDK
website : http://biz.lgservice.com
e-mail : http://LGEservice.com/techsup.html

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Summary of Contents for LG F1 20TD Series

  • Page 1 website : http://biz.lgservice.com e-mail : http://LGEservice.com/techsup.html WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLE CORRECTLY BEFORE OFFERING SERVICE. MODEL : F1*20TD(1~9) / F1*22TD(1~9)/F1*56*D/WD-*0690TDK...
  • Page 2 FEB. 2007 PRINTED IN KOREA P/No.: MFL30574749...

  • Page 3: Table Of Contents

    CONTENTS 1. SPECIFICATIONS ..........................3 2. FEATURES & TECHNICAL EXPLANATION ..................4 3. PARTS IDENTIFICATION ......................... 6 4. INSTALLATION ..........................7 5. OPERATION ........................... 12 5-1. F1*22TD(1~9) .......................... 12 5-2. F1*20TD(1~9) .......................... 14 6. WIRING DIAGRAM / PCB LAYOUT / PROGRAM CHART ............16 7.

  • Page 4: Specifications

    1. SPECIFICATION ITEM F1*20TD(1~9) / F1*22TD(1~9)/F1*56*D/WD-*690TDK POWER SUPPLY 220-240V~, 50Hz PRODUCT WEIGHT 64kg WASHING 135W SPIN (1400rpm) 530W ELECTRICITY DRAIN MOTOR CONSUMPTION WASH HEATER 2000W REVOLUTION WASH 50rpm SPEED SPIN F10**TD No Spin~1000 rpm F12**TD No Spin~1200 rpm F14**TD No Spin~1400 rpm OPERATION WATER PRESSURE 0.3-10kgf/cm (30-1000kPa)

  • Page 5: Features & Technical Explanation

    2. FEATURES & TECHNICAL EXPLANATION 2-1. FEATURES Anti Crease function With the alternate rotation of the drum, creasing in the laundry is minimized. More economical by Fuzzy Logic System FUZZY Logic System detects the amount of load and water temperature, and then determines the optimum water level and washing time to minimize energy and water consumption.
  • Page 6 2-2. DETERMINE WASHING TIME BY FUZZY LOGIC To get the best washing performance optimal time is determined by sensing of water temperature, selected washing temperature and laundry amount. water temperature washing time the best selected FUZZY washing rinse time washing LOGIC temperature performance...

  • Page 7: Parts Identification

    3. PARTS IDENTIFICATION Power Plug If the supply cord is damaged, it must be replaced by the manufacturer or its service agents or a similarly qualified Drawer person in order to (For datergent and avoid a hazard. fabric softener) Control Panel Drum Door Drain Pump Filter...

  • Page 8: Installation

    4. INSTALLATION INSTALLATION The appliance should be installed as follows. Check the conditions of installation area. 1. Check level ground. horizontal On raised foundations or upper level homes, the vibrations can be caused by the type of flooring. It may be necessary to move machine to a different area in the home or have the floor...
  • Page 9 Use spanner to remove transit bolts. Without removal of transit bolts Spin noise and shaking. X 4 EA Transit bolts Confirm the distance between the appliance and the wall. If the distance is less than 2cm, More than 2cm the water supply hose will kink or fold.
  • Page 10 Connect Drain Hose. If the drain hose is not installed properly, the unit will not drain properly. This allows water to back flow into the unit which can cause odors. Refer to Owner Manual for proper drain hose installation. The odor could also be coming from the home’s drain to which the drain hose is attached. Laundry tub about 100 cm Hose...
  • Page 11 Check the horizontality with a level (Gage). 1 Step If washing machine legs are loose or not screwed, then screw up with the spanner wrench. Using the level, level the washing machine from front to back and side to side. A level Higher Tighten...
  • Page 12 Test operation Preparation Press the power button. Press the START/PAUSE for washing. button. · Connect the power plug to the · In case of cotton program. outlet. · Connect the inlet hose. Check the water heating. Check automatic reverse turn. Check the water supply.

  • Page 13: Operation

    5. OPERATION 5-1. F1*22TD(1~9) Option Child -Lock • Medic Rinse : Function that offers more purity in rinse operation by • Child Lock system can maintaining the optimum temperature for elimination of be set and canceled by remnant detergent. It can be selected in all courses with the pressing and holding exception of Quick 30.
  • Page 14 F1*22TD(1~9) LOAD TEST MODE Page 19 - Press and Hold ‘Temp.’ & ‘Spin’ buttons and then press ‘Power’ button. Water level frequency - Press and Hold ‘Temp.’ & ‘Medic Rinse’ buttons simultaneously. Time Delay & Beep ON/OFF LED display • Press the button when reservation washing •...

  • Page 15: F1*20Td(1~9)

    5-2. F1*20TD(1~9) Wash program selector LED display • 9 program can be set depending on the type of the • Display the estimated remaining time laundry. (Hour : Minute) to finish. • If the power button is pressed, Cotton program is •...
  • Page 16 F1*20TD(1~9) LOAD TEST MODE Page 19 - Press and Hold ‘Option’ & ‘Spin’ buttons and then press ‘Power’ button. Water level frequency - Press and Hold ‘Intensive’ button. Time Delay & Beep ON/OFF • Press the button when delayed washing is needed. •...

  • Page 17: Wiring Diagram / Pcb Layout / Program Chart

    6. WIRING DIAGRAM / PCB LAYOUT / PROGRAM CHART Wiring Diagram [Note] RD : Red YL : Yellow BL : Blue WH : White GY : Gray BK : Black VL : Violet OR : Orange SBL : Sky Blue NA : Natural...
  • Page 18 PCB Layout Display Drain Pump & Door & Inlet Valve Drain Pump (160~177Ω) Common Pressure Switch & Door Switch Heater Thermistor Measure R impossible here Measure Hz impossible here Just check cut-off. Main Valve (3.5~4.5kΩ) Pre. Valve (3.5~4.5kΩ) Common Pressure Switch Display Heater Thermistor (44~53KΩ, 25°C)
  • Page 19 Program Chart...

  • Page 20: Troubleshooting

    7. TROUBLESHOOTING 7-1. BEFORE PERFORMING SERVICE Before servicing ask the customer what the trouble is. Check the adjustments. (Power supply :220-240V~, Removal of transit bolts etc..) Check the troubles referring to the troubleshooting. Decide service steps referring to disassembly instructions. F1*22TD Then, service and repair.

  • Page 21: 7-4.Error Display

    7-4. ERROR DISPLAY If you press the [Start/Pause] button when an error in displayed, any error except software ERROR will disappear and the machine will change into pause status. In case of , if the error is not resolved within 15 sec. In case of other errors, if the error is not resolved within 4 min.

  • Page 22: 7-5.Troubleshooting With Error

    7-5. TROUBLESHOOTING WITH ERROR Water Inlet Error (IE) [Note] Environmental safety check list 1. No water tap leakage & freeze. 2. No entanglement of water supply hose. 3. No water shortage. 4. No water supply hose leakage. 5. No the inlet filter clogged. Is the water tap closed? Check the Water tap...

  • Page 23: Ue (Unbalanced Error)

    Unbalanced Error (UE) The few items of clothing will clump together Does the load lean toward one and their weight will be in one place on the drum, side, or is the load a few items? throwing the weight off during spin mode. So add some laundry to overcome UE error.

  • Page 24: Oe (Water Outlet Error)

    Water Outlet Error (OE) Check drain hose for kink and straighten the Hose. Is the drain hose kinked ? Drain Hose Check & Clean Pump Filter. Is the Pump filter clogged ? This kind of accumulation on the drain filter not only prevents proper drainage, but also will promote bacteria growth and cause odors.
  • Page 25 Is the Standpipe Height greater Observe Standpipe Height requirements than 1.0 m above the floor? of 1.0m maximum. - Your washer will not be able to drain out water adequately, if the standpipe exceeds 1.0 m. In this case, water may flow back into the washer. When there is not water in the Check the Air Chamber...

  • Page 26: Fe (Flow Over Error)

    Over Flow Error (FE) Replace the Inlet Valve assembly. Is the water coming in drawer continuously? After power off for 10 sec. and power on. Does the water level over reference line and Is the water level frequency 25.5Khz or 26.1Khz ? Or does the water level over reference line and is the water level frequency 25.5Khz or 26.1Khz? F1*22TD...

  • Page 27: Pe (Pressure Sensor S/W Error)

    Pressure Sensor S/W Error (PE) Is the Connector connected correctly to Reconnect or repair the Connector. Main PCB and the Pressure Switch Or replace the Harness. Or is the Harness alright ? Is the resistance of the Pressure Switch Replace the Pressure Switch.

  • Page 28: Door Open Error)

    Door Open Error (dE) Close the door totally. Is the door closed? Is the Door assembly in line with door Lift up & Close the door. switch ? If the dE is displayed, Replace the Door Bracket. Scratch by Latch Hook Touching Does the Spring...

  • Page 29: Te (Thermistor (Heating) Error)

    Thermistor (Heating) Error (tE) Is the Connector connected correctly to Reconnect or repair the Connector. Main PCB and the Thermistor Or replace the Harness. the Heater? Or is the Harness alright ? Is the resistance of the Thermistor Replace the Thermistor. of range 44 ~ 53 KΩ...

  • Page 30: Le (Motor Lock Error)

    Motor Locked Error (LE) [Pre Check] • Gentle wash cycles, such as Perm Press, Delicates, Hand Wash, and Wool/Silk should only be used for smaller loads. Because these cycles are more gentle in tumbling and spinning, putting too much in the drum can register an issue with the motor.
  • Page 31 Disassemble the Hall Sensor 1) Disassemble the hook of Hall Sensor by (-) driver. 2) Pull up Hall Sensor slowly as shown in picture. Caution If you disassemble by force,not following the directions, the hooks of stator(red circled) might broke up. Hence need change of stator assembly.

  • Page 32: Troubleshooting Without Error Codes

    8. TROUBLESHOOTING WITHOUT ERROR CODES No Power Is the Power Plug connected Reconnect Power Plug firmly. firmly to the power outlet? Check the fuse or And is the supply voltage reset the circuit breaker. 220~240V AC? Is Multi-plug socket used ? Don’t use Multi-plug socket.

  • Page 33: Vibation & Noise In Spin

    Vibration & Noise In Spin Have all the Transit Bolts and the Base Packing Remove the Transit Bolts been removed? Base Packing. Washer Base Packing Packing Support Refer to INSTALLATION. (Page 7)

  • Page 34: Detergent & Softener Does Not Flow In

    Detergent & Softener does not flow in Refer to [Water Inlet Error (IE)] Is water supplied? (page 21) Is detergent & softener put in the correct compartment of the drawer? Put it in the Correct Position. Main Wash Main Wash Only Only Pre Wash...

  • Page 35: Water Leak

    Water Leak 1. Water Leak from Dispenser Is the Dispenser Tray Damaged or warped? Replace the Dispenser Tray. Is detergent & softener put in Put it in the Correct Position. the correct compartment of the drawer? Reference (Amount of Detergent & Softener) Main Wash Only Pre Wash...
  • Page 36 2. Water Leak from Dispenser Are the gasket (seal) Clean the periphery of Gasket Door regularly. and door cleaned regularly? Is the door or gasket damaged? Replace the damaged parts. 3. Unknown – Water on Floor Are the inlet hoses loose or cracked/split? Replace the Inlet Hoses.

  • Page 37: Disassembly Instructions

    9. DISASSEMBLY INSTRUCTIONS Be sure to unplug the machine out of the outlet before disassembling and repairing the parts. CONTROL PANEL PLATE ASSEMBLY (TOP) Unscrew 2 screws on the back of the top plate. Pull the top plate backward and upward as shown.
  • Page 38 DISPENSER ASSEMBLY Disassemble the top plate assembly. Pull out the drawer to arrow direction. Unscrew 2 screws. PUSH DRAWER The hose clamps and the hose are disassembled. Option DISPENSER ASSEMBLY The ventilation bellows and the water inlet bellows are disassembled on the tub.
  • Page 39 INLET VALVE Disconnect the wiring receptacle. Unscrew 2 screws from the back. When reconnecting the connector VALVE #1 (MAIN) White / Black - Black VALVE #2 (PRE) Gray / White - Black VALVE #3 (HOT) Blue / Red - Black •...
  • Page 40 GASKET ASSEMBLY Take apart the cabinet gasket clamp. Unscrew 2 screws from the cabinet cover. Open the lower cover cap and unscrew 1 screw inside. Take apart the lower cover. Disassemble the control panel. (page 24) Unscrew all the screws on the upper and lower sides of the cabinet cover.
  • Page 41 ROTOR ASSEMBLY, STATOR ASSEMBLY, FRICTION DAMPER ASSEMBLY Remove the BACK COVER. Unscrew the bolt to pull out the ROTOR Rotor assembly. Bolt (ROTOR ASSEMBLY) Disconnect the wiring connector. Unscrew 6 bolts from the STATOR. Remove the STATOR. Note : Hook of connector (1) is on the backside Pull out the hinge, pressing its snap.
  • Page 42 PUMP Pump Outlet Hose Remove pump outlet hose. Remove tub pump bellows. Remove cap (Remaining Hose.) Disconnect the wiring. Unscrew 2 screws. Remove the pump. Tub Pump • Rating : 220~240V 50HZ 30W Bellows • Resistant : 160~177Ω HEATER Loosen the M6 heater nut to pull out the heater.
  • Page 43 SWITCH ASSEMBLY, DOOR LOCK Take apart the cabinet cover clamp and release the gasket. Unscrew 2 screws holding the door lock. Disconnect the door lock from the wiring connector. • Just check cut-off. • Check the operating time. * Door Locking time : sec.

  • Page 44: Exploded View

    10. EXPLODED VIEW 10-1.THE EXPLODED VIEW OF CABINET ASSEMB LY A154 A153 A110 A140 A152 A151 A150 A101 A141 A131 A100 A102 A104 A430 A103 A130 A485 A134 A440 A410 A133 A200 A201 A300 A303 A310 A220 A276 COLD (BLUE)
  • Page 45 10-2 THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY F321 F462 F300 F160 F464 F310 F432 F225 F430 F220 F441 F120 A450 F215 F110 F210...
  • Page 46 10-3 THE EXPLODED VIEW OF DRUM & TUB ASSEMBLY K351 K350 K360 K143 K123 F140 K411 K121 K122 K410 K125 F320 K320 K111 F466 K110 K141 K105 K140 K170 K115 K610 K130 K135 K510 K611 K131 K530 F468 K340 F467 K550 K520 K540...

This manual is also suitable for:

F1 22td seriesF1 56 d seriesWd 0690tdk seriesF1256qd

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