LG F14U2TDHN Service Manual
  1. Manuals
  2. Brands
  3. LG Manuals
  4. Washer
  5. F14U2TDHN
  6. Service manual

LG F14U2TDHN Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

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 SERVICE PARTS
SUPPLIED FROM LG.
AFTER SERVICING THE ELECTRIC WIRE, INSURE THAT INSULATION
TAPE IS APPLIED TO PREVENT AN ELECTRIC SHORT.
MODEL : F14U2TDH(P)(0~9)N
website :
http://biz.lgservice.com
e-mail : http://LGEservice.com/techsup.html

Advertisement

Table of Contents
loading

Related Manuals for LG F14U2TDHN

Summary of Contents for LG F14U2TDHN

  • 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 SERVICE PARTS SUPPLIED FROM LG. AFTER SERVICING THE ELECTRIC WIRE, INSURE THAT INSULATION TAPE IS APPLIED TO PREVENT AN ELECTRIC SHORT.

  • Page 2: Table Of Contents

    CONTENTS 1. SPECIFICATIONS ..............................3 2. FEATURES & TECHNICAL EXPALNATION .......................4 3. PARTS IDENTIFICATION ............................ 6 4. INSTALLATION..............................7 5. OPERATION .................................12 6. WIRING DIAGRAM / PCB LAYOUT........................19 7. TROUBLESHOOTING ............................22 7-1.CHECK BEFORE SERVICE ...........................22 7-2.LOAD TEST MODE ............................22 7-3.HOW TO CHECK THE WATER LEVEL FREQUENCY ................23 7-4.ERROR DISPLAY ............................24 7-5.TROUBLESHOOTING WITH ERROR ......................26 IE(Water Inlet Error) ..........................26...

  • Page 3: Specifications

    1.SPECIFICATION ITEM F14U2TDH(P)(0~9)N POWER SUPPLY 220V~,60Hz PRODUCT WEIGHT 67kg WASHING 170W SPIN 550W ELECTRICITY DRIAN MOTOR CONSUMPTION 1250W WASH HEATER 2100W STEAM 1250W WASH 50rpm REVOLUTION SPEED SPIN No Spin/400/800/1000/1200/1400rpm OPERATION WATER PRESSURE 0.3-10kgf/cm (30-1000kPa) CONTROL TYPE Electronic WASH CAPACITY 8.0kg DIMENSION 600mm(W)x560mm(D)x850mm(H)

  • Page 4: Features & Technical Expalnation

    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 IDENTIFICATION Power plug Transit bolts • If the supply cord is damaged, Drawer it must be replaced by the manufacturer or its service agents (For detergent and or a similarly qualified person in fabric softener) order to avoid a hazard. Control panel Drain hose Drum...

  • Page 7: 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 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 10 Check the horizontality with a level (Gage). Step 1 If washing machine legs are loose or not Screwed in, then tighten with the spanner wrench. Using the level, level the washing machine from front to back and side to side. A level Higher Tighten...
  • Page 11 Test operation Preparation Touch the power button. Touch 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 12: Operation

    5. OPERATION How to use washer Control panel Program dial LED display Power Button SmartDiagnosis function is Start/Pause Button Options available only for the products with a SmartDiagnosis mark. Power Program dial Touch and release your fingers to turn it Programs are available according to the laundry type.
  • Page 13 How to use washer Options Pre Wash ( Steam( If the laundry is heavily soiled, “Pre Wash” Steam Wash features enhanced washing course is effective. performance with low energy consumption. 1. Touch the Power button. 1. Touch the Power button. 2.
  • Page 14 How to use washer Delay ( Rinse ( You can set a time delay so that the washing Add rinse once. machine will start automatically and finish after a specified time interval. NOTE The delay time is the time to the end of the programme, not the start.
  • Page 15 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 16 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 19: Wiring Diagram/Pcb Layout

    WIRING DIAGRAM/PCB LAYOUT...
  • Page 20 PCB LAYOUT(MAIN) Wash Heater PCB Power Dry Heater Motor Stator Control Yellow&Blue&Red 5-15Ω Fan Motor Control Pressure Switch Hall Sensor Control White:Common Purple-Blue:About 22Ω Temp Sensor Display Blue:Wash Heater Red:Dry Heater1 Black:Dry Heater2 Door Switch&Steam Valve &Circulation Pump Auto Door Switch&Inlet Valve Drain Pump&Inlet Valve&Clean Valve &Dry Valve &Clean Valve...
  • Page 21 Program Chart Base Cycle • The time of chart is calculate by minute. • • • Optional Cycle The actual program time can be varied with load amount, water temperature, ambient temperature. • Default Time Inlet-2min Outlet-1min • All program can choose “Rinse+Spin” except “Refresh Steam”.

  • Page 22: 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 23: 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 24: 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 25 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. The hall sensor is out of order/defective. Replace the STATOR ASSEMBLY Page 34 POWER The washer experienced a power failure FAILURE...

  • Page 26: 7-5.Troubleshooting With Error

    7-5.TROUBLESHOOTING WITH 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 27: 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 28: 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 29 Is the Standpipe Height greater Observe Standpipe Height requirements than 1.0m 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 30: 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 frequency under 21.3kHz? * Water level frequency - Touch and Hold Spin & Rinse+simultaneously. Drain out the water and then Is water continuously check the Air Chamber...

  • Page 31: 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 all right ? Is the resistance of the Pressure Switch Replace the Pressure Switch out of range? [Pin1 ~ Pin3]...

  • Page 32: De2 (Door Open Error)

    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 Does the Spring...

  • Page 33: 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 all right ? Heater for Washing Heater for Steam Replace the Thermistor Is the resistance of the Thermistor...

  • Page 34: 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 35 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 break. Hence need change of stator assembly.

  • Page 36: Troubleshootingwithout 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 37: 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 38: Detergent & Softener Does Not Flow In

    Detergent & Softener does not flow in Refer to [ Water Inlet Error (IE) ] Is water supplied? (page 26) Is detergent & softener put in the correct compartment of the drawer? Only softener Put it in the Correct Position Main Wash Pre Wash (Powder)

  • Page 39: 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 40 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 41: Before Using The Tag On Function

    Before using the Tag On function The Tag On function allows you to conveniently use the LG SmartDiagnosis and Cycle Download features to communicate with your appliance right from your own smart phone. To use the Tag On function: 1. Download the LG Smart Laundry & DW App to your smart phone.
  • Page 42 NFC-equipped phones may be unable to transmit successfully. Press in the LG Smart Laundry & DW app for a more detailed guide on how to use the Tag On function. NFC reading performance of your smart phone is must be higher than a certain level for...

  • Page 43: Disassembly Instructions

    9. 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 44 PWB ASSEMBLY(MAIN) 1 The Cabinet Cover assembly are disassembled Unscrew two screw of the PWB Slide the PWB cover rightward,and remove it Remove the harness of PWB DISPENSER ASSEMBLY 1 The plate assembly(Top) are disassembled. 2 Pull the drawer to arrow direction. 3 Two screws are unscrewed.
  • Page 45 INLET VALVE 1 Disconnect the wiring connector. 2 Remove the valve by two screws of the valve holder. When reconnecting the connector ① Dry Valve Black-Black/Yellow ② Pre Inlet Valve Black-Black/Gray ③ Black-Black/White Main Inlet Valve ④ Black-Black/Purple Steam Valve ⑤...
  • Page 46 CABINET COVER 1 The Top Plate Asm is disassembled. 2 Pull out the Drawer Panel Asm and unscrew 2 screws. 3 Lift the side the Control Panel Asm and pull it out. 4 Two screws are unscrewed. 5 Push out Control Panel Asm after Push the Hook( ) below.
  • Page 47 10 Lift and separate the Cabinet Cover Asm. NOTE : When assembling the Cabnet Cover Asm, connect the Door S/W connector. SWITCH ASSY, DOOR LOCK 1 Two screws are unscrewed and disassembly Cabinet Cover Asm. 2 The Door Lock S/W is disconnected form the Wiring Connector and the Strap.
  • Page 48 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 Hall Sensor U V W Common V ~ U (8~11Ω) Common ~ Ha (5~15kΩ)
  • Page 49 PUMP 1 Disassembly Top Plate Asm, Control Panel Asm, Drawer Panel Asm, Cabinet Cover Asm, Lower Cover Asm. 2 Remove Pump Outlet Hose. Bellows Circulation 3 Remove Tub Pump Bellows. Hose 4 Remove Cap(Remaining Hose). Pump 5 Disconnect the Wiring. Hose 6 Three screws are unscrewed from the Cabinet.
  • Page 50 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 51: Exploded View And Part List

    10. EXPLODED VIEW AND PART LIST 10-1. THE PART LIST OF CABINET ASSEMBLY A154 A140 A134 A103 A102 A104 A110 A152 A151 A150 A141 A101 A100 A130 A430 A440 A410 A133 A200 A310 A220 A485 COLD (BLUE) A450 A276...
  • Page 52 10-2. THE PART LIST OF CONTROL PANEL ASSEMBLY & DISPENSER ASSEMBLY F300 F462 F160 F432 F321 F430 F225 F441 F220 F110 F210 M130 M120 M110...
  • Page 53 10-3. THE PART LIST OF DRUM & TUB ASSEMBLY K143 K123 K350 K360 F466 K351 K361 F140 K411 K613 K612 K410 K614 K615 K122 K571 K572 K121 K125 K111 F310 K320 K110 K141 F464 K616 K140 K105 K115 K130 K135 K610 K510 K131...
  • Page 54 南京乐金熊猫电器有限公司 地址: 中国南京市秦淮区永丰大道28号 电话: 025-87706668 传真: 025-84872931 邮编: 210014 售后服务热线: 025-84876315 免费咨询电话: 8008288008 (全国区域免费电话) P/NO.:MFL42714054...

This manual is also suitable for:

F14u2tdh0nF14u2tdh1nF14u2tdh2nF14u2tdh3nF14u2tdh4nF14u2tdh5n ... Show all

Table of Contents