LG F V9 CP Series Service Manual
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LG F V9 CP 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 :
F*V9*CP(0~9)
website :
http://biz.lgservice.com
e-mail : http://LGEservice.com/techsup.html

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  • 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

    CONTENTS 1. SPECIFICATIONS ..........................3 2. FEATURES & TECHNICAL EXPLANATION ..................4 3. PARTS IDENTIFICATION ......................... 6 4. INSTALLATION ..........................7 5. OPERATION ........................... 12 6. WIRING DIAGRAM / PCB LAYOUT ....................17 7. TROUBLESHOOTING ........................19 7-1.BEFORE PERFORMING SERVICE ..................19 7-2.LOAD TEST MODE ........................

  • Page 3: Specifications

    1. SPECIFICATION ITEM Refer to 1 page POWER SUPPLY 220 V - 240 V ~,50Hz/60Hz PRODUCT WEIGHT 73kg WASHING 155 W SPIN 490 W ELECTRICITY DRAIN MOTOR 20 W CONSUMPTION WASH HEATER 2200 W DRY HEATER 1350 W WASH 46 rpm REVOLUTION F4V******* : No Spin / 400 / 800 / 1000 / 1200 / 1400 SPIN...

  • Page 4: Features & Technical Explanation

    2. FEATURES & TECHNICAL EXPLANATION 2-1. Product Features Inverter 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. DETERMINE WASHING TIME BY FUZZY LOGIC To get the best washing performance optimal time is determined by sensing the water temperature, selected washing temperature and laundry amount. water temperature washing time the best selected FUZZY washing rinse time washing LOGIC temperature performance...

  • Page 6: Parts Identification

    3. PARTS IDENTIFCATION...
  • Page 7 3. PARTS IDENTIFCATION...

  • 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 can be caused by the type of flooring. vibrations It may be necessary to move machine to a different area in the home or have the floor...
  • 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). Step 1 If washing machine legs are loose or not Screwed in, then with the spanner wrench. tighten 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 button. washing. · Connect the power plug to the · In case of Coloreds program. outlet. · Connect the inlet hose. Check the water heating. Check automatic reverse turn. Check the water supply. ·...

  • Page 13: Operation

    5. OPERATION How to use washer Control panel SmartDiagnosis function is available only for the products with LED display a SmartDiagnosis mark. Power Button Start/Pause Options Program dial Button Power Program Dial Press the Power button to turn power on Programs are available according to the and off.
  • Page 14 How to use washer Options Steam: This option is featured with the enhanced washing performance. This option consumes low energy. Rinse + ( Add rinse once. Dealy End : You can set a time delay so that the washing machine will start automatically and finish after a specifed time interval.
  • Page 15 How to use washer Temp. Pre Wash By touching the Temp. button the water If the laundry is heavily soiled, “Pre Wash” temperature can be selected. course is effective. - Cold 1. Touch the Power button. - 20°C, 30°C, 40°C, 60°C, 95°C 2.
  • Page 16 How to use washer Child Lock Select this function to lock the buttons on the control assembly to prevent tampering. "Child Lock" can be set only during the washing cycle. Locking the control panel 1. Touch and hold the Child Lock button for 3 seconds.
  • Page 17 How to use washer Tub Clean Tub Clean is a special cycle to clean the inside of the washing machine. A higher water level is used in this cycle at higher spin speed . Perform this cycle regularly. 1. Remove any clothing or items from the washer and close the door.

  • Page 18: Wiring Diagram/Pcb Layout

    WIRING DIAGRAM/PCB LAYOUT...
  • Page 19 PCB Layout (Main) Dry Heater Heater PCB POWER Door Switch yellow&red:door switch black:door switch orange:door switch Moter Stator Control Drain motor V-U/U-W /W-V BLDC pump →R:8~11Ω white:U black:V yellow:W Water sensor blue&white:thermister blue:common violet:pressure switch orange:pressure switch Display Vibration Sensor DC Valve Dry Fan motor Thermistor...

  • Page 20: Troubleshooting

    7. TROUBLESHOOTING 7-1. CHECK BEFORE 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. Then, service and repair.

  • Page 21: 7-3.How To Check The Water Level Frequency

    7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY Touch the Spin RINSE+ button simultaneously. Keeping touch, the digits indicate the water level frequency.

  • Page 22: 7-4.Error Display

    7-4. ERROR DISPLAY If you press the Start/Pause button in error condition, any error except will disappear and the machine will change into the pause status. In case of , if the error is not resolved within 20 sec., and in case of all other errors, if the error is not resolved within 4 min., the power will turn off automatically and the error only will blink.
  • Page 23 ERROR SYMPTOM CAUSE The connector in the LEAD WIRE ASSEMBLY is MOTOR LOCKED not connected to the connector of STATOR RROR ASSEMBLY. Reconnect or repair the connector. Page 36 POWER The washer experienced a power failure FAILURE Press the start/pause button Supply warm water into the drum and unfreeze drain hose and drain pump.

  • Page 24: 7-5.Troubleshooting With Error

    7-5. TROUBLESHOOTING WITH ERROR Symptom Check Point 1.INLET VALVE 1.Check Electric Wiring. ERROR 2.Check Inlet valve’s Resistance. 3.Check Inlet valve clogged. 4.Voltage of the inlet valve’s connector. - LQC mode : Valve running with 13.6V ± 10% - In normal cycle : Valve running with 7V±10% Need to check 2s later from valve start to running Pre wash Filter Cleaan...

  • Page 25: Ie (Water Inlet Error)

    Water Inlet Error (IE) [Note] Environmental safety check list 1. No water tap leakage or freeze 4. No entanglement of water supply hose. 2. No water shortage. 5. No water supply hose leakage 3. The inlet filter is not cloggeed. Is the water tap closed ? Check the Water tap...

  • Page 26: 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 27: 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 clogged ? Pump filter This kind of accumulation on the drain filter not only prevents proper drainage, but also will promote bacteria growth and cause odors.
  • Page 28 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 no water in the Check the Air Chamber...

  • Page 29: Fe (Overflow Error)

    FE (Overflow Error) Power off for 10sec. Then power on. Is the water level over reference line and is the water level f requency under 21.3kHz? * Water level frequency - Touch and Hold 'Spin' & 'Turbo Wash' simultaneously. Drain out the water and then Is water continuously check the Air Chamber...

  • Page 30: 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 Is the Harness alright ? Is the resistance of the Pressure Switch Replace the Pressure Switch out of range? [Pin1 ~ Pin3]...
  • Page 31 Symptom Check Point 1.PRESSURE 1.Check Electric Wiring. SENSORERROR(PE) 2.Check Pressure sensor’s Resistance. 3.Check Air Chamber and Tubeclogged. Pressure Sensor...
  • Page 32 Door Open Error (dE2) Close the door fully. Is the door closed? Is the Door assembly in line with door switch ? Scratch by Latch Hook Touching Lift up & Close the door. If the dE is displayed, Replace the Door Bracket.
  • Page 33 Symptom Check Point 1. DOOR OPEN 1.Check Electric Wiring. ERROR(dE) 2.Check latch hook sping.(Cracked) 3.Check Door switch’s Resistance. 4.Check Voltage of Door switch’s connector. 13.1V...

  • Page 34: Te (Thermistor (Heating) Error)

    Thermistor (Heating) Error (tE) Is the Connector connected correctly to Reconnect or repair the Connector Main PCB and the Thermistor and the Heater? Or replace the Harness Is the Harness alright ? Heater for Washing Replace the Thermistor Is the resistance of the Thermistor out of range 44 ~ 53 K at 25°C ? (Page 17)
  • Page 35 Symptom Check Point 1.HEA TING ERROR(tE) 1.Check Electric Wiring. 2.Check Heater’s Resistance. 3.Check Thermistor’s Resistance. 4.Water Leaked into the Thermistor’s Connector. Wash Heater Resistance Main Heater Wash H eater BK 3 12 ~ 18 YL 3 (1) ~ (2)
  • Page 36 Wash Thermistor Resistance Remarks Main Thermistor [k ] ℉ (℃) 39.5 86(30) 26.1 104(40) Wash NA3 4 12.1 140(60) Thermistor NA3 5 158(70) (1) ~ (2) 203(95) 221(105)

  • Page 37: 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 38 Symptom Check Point 1. NO POWER 1.Check Electric Wiring. 2.Check the Customer’s outlet. 3.Check Noise Filter. 4.Check LED on in Main PWB N oi se Fi l t er Resistance Noise Filter [Ω ] WH1 (1) ~ RD1 (3) WH1 (3) ~ RD1 (1)

  • Page 39: Troubleshooting Without Error Codes

    8. TROUBLESHOOTING WITHOUT ERROR CODES PF (Power Failure or 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...

  • Page 40: Vibration & Noise During Spin

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

  • Page 41: Detergent & Softener Does Not Flow In

    Detergent & Softener does not flow in Refer to [Water Inlet Error (IE) ] Is water supplied? (page 23) Is detergent & softener put in the correct compartment of the drawer? Only softener Put it in the Correct Position Main Wash Pre Wash (Powder) (Powder)

  • Page 42: 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? Only softener Reference (Amount of Detergent & Softener) Main Wash Pre Wash Detergent...
  • Page 43 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 Check!!
  • Page 44 Check the energy consupmtion of the recently icon( ) on the control panel is lit. used cycles and monthly average. • LG Smart ThinQ is not responsible for any network connection problems or any faults, malfunctions, or errors caused by network Smart Diagnosis connection.
  • Page 45 Conformity may be requested through the copyright notices are available for download. following postal address: LG Electronics will also provide open source code to you on CD-ROM for a charge covering LG Electronics European Shared Service Center the cost of performing such distribution (such as B.V.
  • Page 46 Press the Power button to turn on the appliance, it has the capability of transmitting washing machine. Do not press any other data to a smart phone using the LG Smart ThinQ buttons or turn the programme knob. application or via the phone to the LG Customer Information Centre.
  • Page 47 Cleaning the Interior WARNING • Unplug the washing machine before cleaning • Use a towel or soft cloth to wipe around the to avoid the risk of electric shock. Failure to washing machine door opening and door glass. follow this warning may result in serious injury, •...

  • Page 48: Part Inspection

    9. Par t i nspect i on...

  • Page 53: Disassembly Instructions

    10. DISASSEMBLY INSTRUCTIONS Remove the power cord from the outlet before disassembling or repairing the unit. CONTROL PANEL ASSEMBLY Screws 1 Unfasten the screws from the parts displayed in the fig. 2 Disassemble the top plate assembly by sliding it back and then lifting it up. 3 Pull the drawer panel assembly out.
  • Page 54 PWB ASSEMBLY(MAIN) 1 Unscrew four screws. 2 Disassembly back cover assembly. 3 Unscrew the screw. 4 Pull the PWB assembly in direction of red arrow. 5 Disassembly PWB like the picture. DISPENSER ASSEMBLY 1 The plate assembly(Top) are disassembled. 2 Pull the drawer to arrow direction. 3 Two screws are unscrewed.
  • Page 55 INLET VALVE 1 Disconnect the wiring connector. 2 Remove the valve by two screws of the valve holder. When reconnecting the connector VALVE (Main Wash) White/Black VALVE (Steam) Purple/Black VALVE ( Pre Wash) Gray/Black VALVE (Filter Clean) Blue/Black Rating : 12V Resistant : 3.5~4.5 k DOOR 1 Open the door completely.
  • Page 56 CABINET COVER 1 The plate assembly(Top) is disassembled. 2 Pull out the drawer and unscrew 2 screws. 3 Lift the side the Control Panel Assembly and pull it out 1 Two screws are unscrewed. Push the hook( ) below. 3 Unscrew the screws from the lower cover . 2 Disassembly cap cover and pump case.
  • Page 57 4 Lift and separate the cabinet cover. NOTE : When assembling the CABINET COVER, connect the Door S/W connector. SWITCH ASSY, DOOR LOCK 1 Two screws are unscrewed and disassembly cabinet cover. 2 The Door Lock S/W is disconnected form the wiring connector and the strap.
  • Page 58 ROTOR ASSEMBLY, STATOR ASSEMBLY, FRICTION DAMPER 1 Remove the back cover. 2 After loosening the bolt, Rotor, pull out the rotor. 1 Remove the 6 bolts from the stator. 2 Disconnect the 2 connectors. Motor Stator U V W V ~ U (8~11 ) U ~ W (8~11 ) W ~ V (8~11 ) 1 Remove the hinges (Damper) at the Tub.
  • Page 59 PUMP 1 Disassembly Top Plate, Control Panel, Drawer Panel Assembly, Cabinet Cover Assembly, Lower Cover Assembly 4 Remove pump outlet hose. Bellows 5 Remove tub pump bellows. 6 Remove cap(Remaining Hose). Pump 7 Disconnect the wiring. Hose 8 Three screws are unscrewed from the cabinet. 9 Remove the pump to arrow direction.
  • Page 60 WHEN FOREIGN OBJECT STUCK BETWEEN DRUM AND TUB 1 Remove washing heater. 2 Remove the foreign object(wire,coin,etc) by inserting long bar in the hole.
  • Page 61 How to disassemble Vibration sensor (Only for Vivace 550 model) 1 Open the top plate by removing 2ea screws. Cut cable ties from tub cover. Remove the vibration sensor housing from the Harness Remove the vibration sensor from tub cover.
  • Page 62 How to disassemble 3D multi (Vivace 550 & Slim model) 1 Open the top plate and disassemble control pannel and cap cover&pump case. Remove cabinet cover after disassemble gasket clamp and door S/W harness. Remove connector and gasket & 3D nozzle clamp. And then disassemble gasket from tub cover.
  • Page 63 How to disassemble Pressure sensor(for Vivace 460, 550 model) 1 Open the top plate by removing 2ea screws. Remove the EPDM hose and connector from the pressure sensor. Turn the pressure sensor 90 degrees counterclockwise. And remove it ※If there is no separate hole, the hook shape of pressure sensor should be broken and separated.(Replace with new one) ※When assembling, the embossed shape of the hook should be aligned in the circular hole.(For horizontal fixing)

  • Page 64: Exploded View And Part List

    EXPLODE VIEW AND PART LIST THE PART LIST OF CABINET ASSEMBLY A154 A134 A103 A102 A104 A106 A110 A152 A151 A150 A141 A101 F120 A100 A130 A430 A440 A140 A410 A133 A200 A310 A135 A303 A220 A485 A201 COLD (BLUE) A276 A450...
  • Page 65 THE EXPLODED VIEW OF CONTROL ANEL & DISPENSER ASSEMBLY F321 F462 F160 F300 F433 F432 F310 F430 F225 F441 F220 F110 F210...
  • Page 66 DRUM & TUB ASSEMBLY K350 K360 K143 K123 F140 K411 K612 K121 K122 K410 K125 K615 K655 K320 K111 F480 K110 K141 K444 K140 K511 K105 K410 K115 K130 K135 K150 K320 K610 K510 K611 K515 K131 K151 F468 K571 F467 K530 A157...
  • Page 67 11-4. THE EXPLODED VIEW OF DRYER M110 M120 M100...
  • Page 68 P/No.: MFL69882928...

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