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LG F0L9DGP Series Service Manual

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WASHING MACHINE
SERVICE MANUAL
CAUTION
READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS
CORRECTLY BEFORE OFFERING SERVICE.
BEFORE SERVICING THE WASHING MACHINE, UNPLUG THE POWER
CORD TO AVOID THE RISK OF AN ELECTRIC SHOCK.
WHEN SERVICING INTERNAL PARTS ,
USE ONLY SE RVICE PARTS SUPPLIED FROM LG.
AFTER SERVICING THE ELECTRIC WIRE, INSURE THAT INSULATION
TAPE IS APPLIED TO PREVENT AN ELECTRICAL SHORT.
MODEL : F0L9DGP**
website :
http://biz.lgservice.com
e-mail : http://LGEservice.com/techsup.html

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Summary of Contents for LG F0L9DGP Series

  • Page 1 BEFORE SERVICING THE WASHING MACHINE, UNPLUG THE POWER CORD TO AVOID THE RISK OF AN ELECTRIC SHOCK. WHEN SERVICING INTERNAL PARTS , USE ONLY SE RVICE PARTS SUPPLIED FROM LG. AFTER SERVICING THE ELECTRIC WIRE, INSURE THAT INSULATION TAPE IS APPLIED TO PREVENT AN ELECTRICAL SHORT.

  • Page 2: Table Of Contents

    C ONTENTS 1. SPECIFICATION ........................2. FEATURES & TECHNICAL EXPLANATION ................3. PARTS IDENTIFICATION ......................4. INSTALLATION ......................... 5. WIRING DIAGRAM / PROGRAM CHART ................6. OPERATION ..........................7. TROUBLESHOOTING ......................7-1. BEFORE SVC CHECKING ..................... 7-2. QE TEST MODE ......................

  • Page 3: Specification

    1. SPECIFICATION ITEM Refer to 1 page STONE SILVER/WHITE COLOR 127V ,60Hz POWER SUPPLY PRODUCT WEIGHT 81 kg WASHING 190 W ELECTRIC POWER WASH HEATER 1250W CONSUMTION DRYING 1400W WASH 46 rpm REVOLUTION SPEED SPIN Extra Low / Low / Medium / High / Extra High CYCLES WASH / RINSE TEMPERATURES SPIN SPEEDS...

  • Page 4: 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. 6 Motion Washer is able to perform various drum actions or a combination of different actions depending on the wash program selected. Combined with a controlled spin speed and the ability of the drum to rotate both left and right, the wash performance of the machine is greatly improved, giving you perfect results every time.
  • Page 5 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 FUZZY temperature...
  • Page 6 2-5. THE DOOR CAN NOT BE OPENED ● While program is operating ● When a power failed and power plug is taken out in operation ● While Door Lock lights turn on. ● While the motor is in the process of intertial rotating, through the operation is paused. 2-6.

  • Page 7: Parts Identification

    3. PARTS IDENTIFICATION Shipping Bolts Power Plug • If the supply cord is damaged, it must be replaced by the Inlet Hose manufacturer or its authorized service technician in order to avoid a hazard. Dispenser Control Panel Drum Back of Washer Air Vent for Cold Water Door...

  • Page 8: Installation

    4. INSTALLATION Before servicing ask troubles of customers. Check the adjustment(power supply is 127V ac 60Hz, remove the transit bolts..). Check the troubles referring to the trouble shooting. Decide service steps referring to disassembly instructions. And then, service and repair. After servicing, operate the appliance whether it works OK or NOT.
  • Page 9 HOW TO CONNECT THE INLET HOSE █ Cold 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.
  • Page 10 TEST OPERATION Preparation for Press the POWER Press the Start/Pause washing. button. button. Connect the power plug to Listen for a click to determine ● ● the outlet. if the door has locked. Connect the inlet hose. ● Check the water heating Check the automatic Check the water function.

  • Page 11: Wiring Diagram / Program Chart

    5. WIRING DIAGRAM / PROGRAM CHART...

  • Page 12: Operation

    6. OPERATION POWER BUTTON EST.TIME REMAINING power On/Off. i t s cycle when operating. detected. CYCLE SELECTOR knob Rotate the Cycle selector knob to select the cycle designed for different types of fabric and soil levels. START/PAUSE BUTTON CHILD LOCK S / t o i t washer.
  • Page 13 Option Button o i t i t p o i t h t i sacrificing performance o l l . s r o i t i t i a i r : y r o i t . y r o i t .

  • Page 14: Troubleshooting

    7. TROUBLESHOOTING 7-1. BEFORE SVC CHECKING Be careful of electric shock or disconnecting the parts while trouble shooting. Voltage of each terminal is 127V~ and DC while applying an electric current. 7-2. QC TEST MODE The washer must be empty and the controls must be in the off state. 1.

  • Page 15: How To Know To Temperature Of Each Thermistor At Operating Condition

    7-4. HOW TO KNOW TO TEMPERATURE OF EACH THERMISTOR AT OPERATING CONDITION. Thermistor in tub : Press the [Delay End + Temp.] button. Thermistor in dry duct : Press the [Delay End + Normal Dry] button. 7-5. 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.
  • Page 16 ERROR SYMPTOM CAUSE OVER ・ MAIN PWB ASSEMBLY is out of order. CURRENT ・ Winding in the STATOR ASSEMBLY is short-circuited. ERROR ・ MOTOR Motor locked LOCKED ERROR ・ The Dry Heater is out of order ・ Replace the Dry Heater ・...

  • Page 17: Smart Functioms

    7-6. Smart Functions LG ThinQ Application notifications on a smartphone. The notifications are triggered even if the LG ThinQ application is off. The LG ThinQ application allows you to communicate with the appliance using a smartphone. NOTE LG ThinQ Application Features...
  • Page 18 Disable this function manually recommended) and register the product again. When this function is activated, press and hold the Remote Start button for 3 seconds. Installing the LG ThinQ Open Source Software Notice Application Information LG ThinQ Search for the...

  • Page 19: Smart Diagnosis

    Follow the instructions below to use the audible are available for download. diagnosis method. LG Electronics will also pr o vide open source code to LG ThinQ Launch the application and select the you on CD-ROM for a charge covering the cost of Smart Diagnosis feature in the menu.

  • Page 20: Error Diagnosis And Check List

    8. ERROR DIAGNOSIS AND CHECK LIST 8-1. DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION SYMPTOM GUIDE FOR SERVICE CALL NO POWER Is the power plug connected rmly to AC 127V outlet? Power failure? or Breaker opened? Visit to check Water inlet trouble Is “...
  • Page 21 SYMPTOM GUIDE FOR SERVICE CALL Door error Is filter in the inlet valve clogged with foreign material? Close the door. Was the load too large? Avoid overloading. Clicking sound is heard once or twice, when the START/PAUSE button is pressed to start the cycle? Visit to service.
  • Page 22 SYMPTOM GUIDE FOR SERVICE CALL Suds overflow from Is a low-sudsing detergent used? the appliance. (In this condition, wash and spin do Is the proper amount of detergent used not operate nor - as recommended? mally) Recommend to reduce the amount of detergent.

  • Page 23: Fault Diagnosis And Trouble Shooting

    8-2. FAULT DIAGNOSIS AND TROUBLE SHOOTING 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. 4.
  • Page 24 NO WATER SUPPLY Is water supply shut-off? Open the tap. Is the tap opened? When you press both Rinse button and Delay Check the AIR CHAM - End button simultaneously, is the water level BER and the tube frequency below 240? clogged with impurity.
  • Page 25 HEATING WITHOUT WATER When pressing Delay and Rinse at the same time after draining, is the water level frequency Replace the 255? S.PRESSURE Delay When pressing Delay and Rinse buttons at the SWITCH ASSEMBLY same time while washing, is the water level frequency between 230 - 243 ? After completely drained and turn off water, the washing machine is operated under the...
  • Page 26 WASH HEATER TROUBLE When checking the voltage between Replace the MAIN connector during whites washing. is the PWB ASSEMBLY. voltage 127V~? AC 127V After power off, is the resistance of wire (YELLOW-BLACK) connectors between Normal 10Ω~30Ω? After power off and the heater terminal is Replace the HEATER disconnected, is the resistance 10Ω~30Ω...
  • Page 27 SPIN TROUBLE Check the S.PRESSURE Check on the spinning, is the frequency of the SWITCH ASSEMBLY or water level 248 or more. The frequency can be HOSE (Pressure). checked by pressing the Delay End and Rinse Delay If the problem is on the buttons at the same time on the program.
  • Page 28 WILL NOT CIRCULATE WATER Remove foreign mate - Is the impeller of the drain pump clogged? rial. Remove foreign mate - Are the Hose Connector and/or Hose clogged? rial. Reconnect or repair Is the connector disconnected, disassembled? the connector. Is the coil of the right side of drain pump open Replace PUMP MO - or short circuited? (Coil R is 82-102Ω) TOR ASSEMBLY.
  • Page 29 ERROR DISPLAY Is the resistance of 1 thermistors on Replace the thermistor. dry duct 2.5kΩ ~ 180kΩ (at 105°C ~ 0°C ) CHECK FOR DRY HEATER TROUBLE CHECK FOR DRY FAN HEATER TROUBLE Disassemble the cabinet cover and condens- ing bellows. Clean the bellows Is there any foreign object in condensing bellows.
  • Page 30 DRY HEATER TROUBLE Reconnect the Are receptacles correctly connected to receptacle the terminals of the DRY DUCT ASSEMBLY? After power off, is the resistance of Replace the dry heater. dry heater 10 ~ 40Ω? Replace the thermo- Is thermostat closed? stat.
  • Page 31 DRY FAN MOTOR TROUBLE Is it disconnected, or disassembled? Reconnect or 【(1)-Yellow, 3pin】 repair connector. Replace the When checking voltage between connectors PWB ASSEMBLY 【 (1)~(2), (2)~(3) 】 on drying, is the (Main) voltage DC 20~30V as the figure? 【 e t i (3)-Yellow 】...

  • Page 32: Disassembly Instructions

    9. DISASSEMBLY INSTRUCTIONS ※ The pictures are different according to washing machine s spec. ’ (Type of button, Hot/cold, Cold only and so on) PANEL ASSEMBLY, CONTROL ① Unscrew 2 screws on the back of the top plate. TOP PLATE ASSEMBLY ②...
  • Page 33 PANEL ASSEMBLY, CONTROL 9. DISASSEMBLY INSTRUCTIONS ① Separate the connector between Wifi PCB and Display PCB ② Push the Wifi PCB ,separate NFC Assembly from Coating Guide, Display ① Separate all connecor on the PWB (Main) ② Push out a screw in Cabine rear that fixed PWB Main Following the arrow direction,Press on the hook that ③...
  • Page 34 DISPENSER ASSEMBLY ① Disassemble the top plate assembly. ② Pull out the drawer. ③ Push out the DISPENSER ASSEMBLY after unscrew 2 screws. DRAWER ④ Unscrew the nut at the lower part of the dispens - ⑤ Disassemble the 5 connentors from the valves. ※...
  • Page 35 CABINET COVER ① Remove 2EA Screws from the Panel Frame ② Remove the Screw behind the Panel Frame , Than seperate Control Panel from Panel Frame PANEL ASSEMBLY, CONTROL ③ Unscrew the 6 screws from upper of the canbinet cover. ④...
  • Page 36 ⑦ Disassemble the clamp assembly. ⑧ Disassemble the clamp assembly. ⑨ Tilt the cabinet cover. ⑩ Disconnect the door switch connector. ※ NOTE: When assembling the CABINET COVER, connect the connector. Lift and separate the cabinet cover. ⑩ Disassemble the clamp assembly. ⑩...
  • Page 37 DOOR ① Open the Door completely, Than remove two Screw of Hinge, pull up the door assembly and seperate it from cabinet cover assembly. ※ Be careful! The door is heavy. DOOR LOCK SWITCH ASSEMBLY ① Open the door and disassemble the CLAMP AS - SEMBLY.
  • Page 38 Drain Pump Separate Cabinet Cover ① Separate the Connector on both sides of the Pump ② Drain Hose that maked by red logo Circulation Bellows ③ Separate Drain Hose, Circulation Bellows, Tub Bellows Connector Tub Bellows and Pump Assembly Connector Remove 2 screw marked by the red logo ④...
  • Page 39 Motor, Damper ① Separate the Back Cover ② Split Bolt, Than sway Rotor, and pull out Rotor at same time ① Unscrew a screw(①) that fix holder on the Stator Harness, Than pull out Stator Harness(②) ② Unscrew the 6 screws(③) that fixed on the Stator. ①...

  • Page 40: Exploded View

    EXPLODED VIEW AND PART LIST THE PART L IST OF CAB INET ASS EMBLY A485 F215 F210 F110 A450 A410 A106 A104 A105 A150 A111 A140 A154 A102 A152 A153 A103 A151 A110 A141 A101 A390 A100 A430 A134 A155 A133 A131 A440...

  • Page 41: The Exploded View Of Drum & Tub Assembly

    THE EXPLODED VIEW OF DISPENSER ASSEMBLY F322 F462 F324 F300 F160 F225 F340 F321 F350 F220 F430 F441 A276 F120 F432...
  • Page 42 THE E XPLODE D VIE W OF DRUM & TUB ASSEMB LY K123 K320 K143 K350 F464 K360 F310 K122 F467 K121 F140 K125 K190 K516 K115 K411 K105 F467 K110 K420 F315 K410 K140 K141 K130 K111 K571 K572 K133 K570 K512...

  • Page 43: The Exploded View Of Dryer Assembly

    Dryer Assembly M111 M110 M121 M215 M100 M210 M235 M120 M240 K311 M130 M101 F466 M220 M311 K311 M310 M311 M230 K311 M250...
  • Page 44 FOR LG TECHNICIAN April. 2020 PRINTED IN China...

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