LG F J5NNW Series Page 38 Service Manual Download

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PF (Power Failure or no power)

Is the Power Plug connected
firmly to the power outlet?
And is the supply voltage
220~240V AC?

Red LED ON

while power supplied ?

Is Multi-plug socket used ?

YES

Is the connectors connected
Correctly to the Display
PCB?

Is the

Connector

connected correctly to

the

Main PCB

and the

Noise Filter

Is the

Harness

alright ?

Noise Filter

Main PCB

PCB

Noise Filter

Reconnect

Power Plug

firmly.

Check the fuse or
reset the circuit breaker.

Don’t use

Multi-plug

socket.

Use

Single Plug

socket for

washing machine.

YES

Reconnect or repair the

Connector

Or replace the

Harness

Check connectors otherwise.
Replace

Display PCB

Check and replace

Main PCB

8. TROUBLESHOOTING WITHOUT ERROR CODES

Summary of Contents for F J5NNW Series

Page 1: ...ASHING 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 ELECTRICAL SHORT MODEL F J5 J6 W N N Y W website http biz lgservice com e mail http LGEservice com techsup html ...

Page 2: ...t Error 26 FE Over Flow Error 28 PE Pressure Sensor S W Error 29 dE2 Door open Error 31 dE1 Door switch Error 31 tE Thermistor Heating Error 33 LE Motor Lock Error 36 8 TROUBLESHOOTING WITHOUT ERROR CODES 40 Power Failure or no power 40 Vibration Noise during spin 41 Detergent Softener does not flow in 42 Water Leak 43 Before using the Tag On function 45 9 PART INSPECTION 47 9 1 FILTER ASSEMBLY LI...

Page 3: ...IAGNOSIS POWER AUTO OFF CHILD LOCK AUTO RESTART TIME SAVE ELECTRICITY CONSUMPTION WASHING SPIN DRAIN MOTOR WASH HEATER REVOLUTION SPEED WASH SPIN F4J6TYP0W No Spin 400 800 1000 1200 1400 F2J6TYP0W No Spin 400 800 1000 1100 1200 46 rpm 100 1000 kPa 1 0 kgf cm2 10 0 kgf cm2 Electronic Refer to the Rating Label 600mm x 560mm x 850mm Cotton Cotton Mix Easy Care Duvet Sports Wear Dark Wash Silent Wash ...

Page 4: ... use Diagnosis Download Course Washing Coach One Touch Washing etc when you touch the Tag On logo of the washing machine by using your smartphone with NFC 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 perform...

Page 5: ...ter temperature washing time rinse time the best washing performance spin rhythm time laundry amount FUZZY LOGIC selected washing temperature SENSING EFFECT PROCESSING DETERMINATION 2 4 THE DOOR CAN NOT BE OPENED While program is operating While Door Lock light is on 2 5 NFC Tag On Function The Tag On function can only be used with smart phones equipped with the NFC function and based on the Andro...

Page 6: ...kPa 1 0 10 0 kgf cm 2 The appearance and specifications may vary without notice to improve the quality of the unit Fordetergentand fabric softener Drawer Drain hose Transit bolts Power plug Control panel Drain pump filter Lower cover cap If the supply cordis damaged itmustbe replaced bythe manufacturerorits service agents ora similarl y qualifiedpersonin orderto avoida hazard Drum Door Drain plug ...

Page 7: ...cts under the feet Clean the floor there should be no foreign objects under the feet If the unit has foreign objects underneath the feet this will prevent the unit from being leveled properly and will cause vibrations and slipping Remove any foreign objects if any from underneath the machine and level unit properly See below for examples of foreign objects 1 Open the box and check appliance condit...

Page 8: ...1 2 3 1 2 3 8 ...

Page 9: ... could be coming from the standpipe This odor can come up the drain hose and into the unit Pour a cup or two of bleach or vinegar down the home drain and let it sit for 24 hours before running another cycle This will help eliminate odor from the home drain If a cycle is started too soon after doing this it will not help the issue Connect the power plug to the wall outlet Avoid connecting several e...

Page 10: ...etween floor and foot And only use adjustment rubber when difference at the leg adjustment is more than 10mm Place your right hand on the back right corner and your left hand on the front left corner of the unit then attempt to rock the unit from corner to corner Then move your right hand to the front right side and your left hand to the back left corner and attempt to rock the unit from corner to...

Page 11: ...terclockwise 5 Check automatic reverse turn 4 Check the water supply Check if water is supplied through the detergent dispenser 7 Check the drain and spin functions Turn power off and then power on Select the spin rpm Press the START PAUSE button Check the spin and drain functions Turn power off and then power on Listen for a click to determine if the door is unlocking 8 Turn power off and open th...

Page 12: ...ay will remain on through the cycle Start Pause This Start Pause button is used to start wash cycle or pause the wash cycle If temporary stop of wash cycle is needed touch theStart Pause button When in Pause the power is turned off automatically after 4 minutes Options This allows you to select an additional cycle and will light when selected Use thise buttons to select the desired cycle options f...

Page 13: ...ect a cycle 3 Touch the Time Delay button and set time required 4 Touch the Start Pause button You can set a time delay so that the washing machine will start automatically and nish after a speci ed time interval NOTE The delay time is the time to the end of the programme not the start The actual running time may vary due to water temperature wash load and other factors ...

Page 14: ...rature can be selected according to the program Temp When you select No Spin it will still rotate for a short time with low speed to drain quickly NOTE If the laundry is heavily soiled Pre Wash course is effective 1 Touch the Power button 2 Select a cycle 3 Touch the Pre Wash button 4 Touch the Start Pause button Pre Wash If you want to prevent creasing select Crease Care option 1 Press the Power ...

Page 15: ...appear on the LED display When the child lock is set all buttons are locked except the Power button Select this function to lock the buttons on the control assembly to prevent tampering Child Lock can be set only during the washing cycle Unlocking the control panel 1 Touch and hold the Child Lock button for 3 seconds 2 A beeper will sound and the remaining time for the current programme will reapp...

Page 16: ... 5 Touch the Start Pause button to start 6 After the cycle is complete leave the door open to allow the washer door opening flexible gasket and door glass to dry Door Lock For safety reasons the door will lock while machine is in use and the Door Lock icon will light up You can safely open the door after the Door Lock icon turns off While Detecting is shown on the display the washing machine rotat...

Page 17: ...6 WIRING DIAGRAM PCB LAYOUT Wiring Diagram ...

Page 18: ...Main Washer Heater PCB POWER Inlet valve Door Switch Main Motor Control display Moter Stator Control V U U W W V R 8 11Ω AG heater White Common Violet Short Orange Long Water sensor White Common violet blue R 22Ω ...

Page 19: ...te 3 Press Power with above two buttons pressed and then buzzer will sound 4 Press the Start Pause button repeatedly to cyclethrough the test modes 1 2 3 4 5 6 Display Status Numbers Check Point Remark 0 1 2 3 4 5 6 7 8 9 10 11 Turns on all light and locks the door Tumble clockwise Low speed spin High speed spin Inlet valve for prewash turns on Inlet valve for main wash turns on Inlet valve for ho...

Page 20: ...7 3 HOW TO CHECK THE WATER LEVEL FREQUENCY Touch the Spin and RINSE button simultaneously Keeping touch the digits indicate the water level frequency ...

Page 21: ... supplied or not reached to the preset water level within 25 minutes Page 24 1 UNBALANCE ERROR The appliance is tilted Laundry is gatherd to one side Page 25 2 WATER OUTLET ERROR Not fully drained within 10 minutes Page 26 3 OVERFLOW ERROR Water is overflowing under 21 3kHz If is displayed the drain pump operates to drain the water automatically Page 28 4 PRESSURE SENSOR S W ERROR The pressure sen...

Page 22: ...ot connected to the connector of NFC PCB ASSEMBLY Reconnect or repair the connector The NFC HARNESS between the NFC PCB ASSEMBLY and DISPLAY PCB ASSEMBLY is cut open circuited Replace the DISPLAY PCB ASSEMBLY The NFC PCB ASSEMBLY is out of order defective Replace the NFC PCB ASSEMBLY NFC version is not matched Replace the NFC PCB ASSEMBLY nC is displayed only in the first screen of the Load Test M...

Page 23: ...R Symptom Check Point 1 INLET VALVE ERROR 1 Check Electric Wiring e c n a t s i s e R s e v l a v t e l n I k c e h C 2 3 Check Inlet valve clogged 4 Voltage of the inlet valve s c onnector Valve running 120Vac 5 Pre wash Main wash ...

Page 24: ...frequency over 26 0khz Reconnect or repair the Connector Or replace the Harness Replace the Inlet Valve Is the Connector connected correctly to theMain PCB and theInlet Valve is the Harness alright Check the Air Chamber and the Tube clogged Check the water level frequency again if it is over 26 2KHz replace the Pressure switch YES YES NO Replace the Main PCB NO YES YES NO NO Is the resistance of e...

Page 25: ...Page 7 Is the laundry mixed The few items of clothing will clump together and their weight will be in one place on the drum throwing the weight off during spin mode So add some laundry to overcome UE error And rearrange load to allow proper spinning Try rearranging the laundry in drum Or the laundry is separated by size type and color Separate by size type and color YES YES NO NO YES 25 ...

Page 26: ...vents proper drainage but also will promote bacteria growth and cause odors This drain filter should be cleaned once a month How to disassemble and clean pump filter Open the Cover by coin or finger only new model Cover Drain water by removing the hose cap Disassemble the pump filter by turning the filter cap counterclockwise Filter clogged by foreign objects Assemble close cap Pump Filter filter ...

Page 27: ...pe exceeds 1 0 m In this case water may flow back into the washer Check the Air Chamber and the Tube clogged Check the water level frequency again if it is over 25 5KHz replace the If it is clogged Pressure switch YES NO Reconnect or repair the Connector Or replace the Harness NO Replace the Main PCB NO Replace the Pump Motor Is the resistance of the Pump Motor out of range 152 175Ω Or is the Impe...

Page 28: ...ch and Hold Spin Rinse simultaneously FE Overflow Error If FE is displayed again then replace thePressure Switch If FE is displayed again then replace theMain PCB Drain out the water and then check the Air Chamber and theTube clogged NO NO YES YES Is water continuously coming into the drawer Replace the Main PCB Replace the Inlet Valve assembly ...

Page 29: ...in PCB and the Pressure Switch Is the Harness alright Reconnect or repair the Connector Or replace the Harness Check air chamber and remove foreign material Replace the Pressure Switch YES YES NO Is the resistance of the Pressure Switch out of range Pin1 Pin3 21 23Ω NO NO YES Pressure Sensor S W Error PE 29 ...

Page 30: ...A VT WH SB BL6 MAIN PWB Symptom Check Point 1 PRESSURE SENSOR ERROR PE 1 Check Electric Wiring 2 Check Pressure sensor s Resistance 3 Check Air chamber and Tube clogged Pressure Sensor 1 2 3 Pressure Sensor Main PWB Resistance Ω 1 3 BL6 4th BL6 5th 21 23 10 BL1 30 ...

Page 31: ...ollows Door Locking time 1 8 sec Check the time between from input the power to parts move up then Door locked Door Releasing time 25 100 sec Check the time between from off the power to parts move down then Door released 1 1 1 Door Open Error dE2 Door Switch Error dE1 YES YES YES NO Scratch by Latch Hook Touching or Is the Connector connected correctly to the Main PCB and the Door Switch Is the H...

Page 32: ... Check latch hook spring Cracked 3 Check Door switch s Resistance 4 Check Voltage of Door switch s connector 5 3 4 2 Door switch Type2 Result Remarks 2 4 700 1500Ω At 77 25 3 4 90 120Ω At 77 25 With Latch Infinity Without Latch 4 5 Infinity 2 4 230Vac Voltage Input 32 ...

Page 33: ...repair theConnector Or replace the Harness Replace the Thermistor YES Replace the Heater YES NO Is the resistance of the Heater out of range24 5 28 5 for Washing Page 19 Note Thermistor Spec NO NO Thermistor Heating Error tE S P E C Temp 30 C 40 C 60 C 70 C 95 C 105 C Resistance k MIN 36 35 39 45 42 72 24 20 26 05 27 97 11 43 12 12 12 82 8 088 8 514 8 940 3 544 3 791 4 045 2 617 2 816 3 023 STD MA...

Page 34: ...NG E rror tE 1 C heck Electric Wiring 2 Check Heater s Resist ance 3 Check Thermistor s Resist ance 4 Water leaked into the Thermistor s c onnector YL BK Wash Heater Heater Main PWB Resistance Wash Heater 1 2 BK 3th YL 3 th 12 18 ...

Page 35: ...Wash Thermistor Thermistor Main PWB Resistance k Remarks Wash Thermistor 1 2 NA3 4th NA3 5th 39 5 86 30 26 1 104 40 12 1 140 60 8 5 158 70 3 8 203 95 2 8 221 105 NA3 35 ...

Page 36: ...onnector connected correctly to the Main PCB and theMotor Is the Harness alright YES NO YES YES YES NO Disassemble the Rotor Is the Magnet of rotorcracked or broken Replace the Main PCB Press the Power button Start Pause button Does the Drum stop when the start pause button is pressed to start the cycle Or Sometimes does the Drum rotateweakly under 15rpm Magnet Is the resistance the same betweenSt...

Page 37: ...int 1 NO POWER 1 Check Electric Wiring 2 Check the Customer s outlet 3 Check Noise Filter 4 Check LED on in Main PWB r e t l i F e s i o N Noise Filter Resistance Ω WH1 1 RD1 3 0 WH1 3 RD1 1 0 1 3 1 3 RD1 WH1 1 3 1 3 2 ...

Page 38: ...y PCB Is the Connector connected correctly to the Main PCB and theNoise Filter Is the Harness alright Noise Filter Main PCB PCB Noise Filter Reconnect Power Plug firmly Check the fuse or reset the circuit breaker Don t use Multi plug socket Use Single Plug socket for washing machine YES YES Reconnect or repair theConnector Or replace the Harness Check connectors otherwise Replace Display PCB Check...

Page 39: ...Vibration Noise During Spin Have all the Transit Bolts been removed NO Remove the Transit Bolts Washer Packing Support YES Refer to INSTALLATION Page 7 41 ...

Page 40: ...put in the correct compartment of the drawer NO Refer to Water Inlet Error IE page 23 NO Put it in the Correct Position Reference Amount of Detergent Softener Detergent NO OK YES YES Is water supplied Is the Detergent caked or hardened Pre Wash Powder YES Softener YES Main Wash Powder Only softener 42 ...

Page 41: ...s detergent softener put in the correct compartment of the drawer NO Put it in the Correct Position Replace the Dispenser Tray Reference Amount of Detergent Softener Detergent NO OK Is the Dispenser Tray Damaged or warped 1 Water Leak from Dispenser Is the Detergent caked or hardened Softener YES YES NO 43 ...

Page 42: ...d split Replace the damaged parts Replace the Inlet Hoses Clean the periphery of Gasket and Door regularly 3 Unknown Water on Floor YES Is the washer horizontal Adjust the height of washing machine to be kept horizontally Page 7 NO Are the drain filter and manual drain hose open YES NO Check Turn the filter cap clockwise to close YES YES NO 44 ...

Page 43: ...r smart phone The Tag On function can only be used with most smart phones equipped with the NFC function and based on the Android operating system OS 1 Enter the Settings menu of the smart phone and select Share Connect under WIRELESS NETWORKS 2 Set NFC and Direct Android Beam to ON and select NFC 3 Check Use Read and Write P2P receive Turning on the NFC function of the smart phone NOTE Depending ...

Page 44: ... of the Tag On icon on the appliance If you do not know the position of your NFC antenna move your smart phone very slightly in a circular motion until the application verifies the connection Because of the characteristics of NFC if the transmission distance is too far or if there is a metal sticker or a thick case on the phone transmission will not be good In some cases NFC equipped phones may be...

Page 45: ...9 Par t i nspect i on ...

Page 46: ...48 ...

Page 47: ...49 ...

Page 48: ......

Page 49: ...n the screws from the parts displayed in the fig 5 Unfasten the screws from the parts displayed in the fig 6 Disconnect the wiring connectors between the multi harness and the control panel assembly 7 Disassemble the control panel assembly 8 Disassemble the display PCB assembly from the control panel assembly by unfastening the screws 9 Disassemble the NFC supporter 10 Disconnect the wiring connec...

Page 50: ...embly in direction of red arrow 3 Disassembly PWB like the picture PWB ASSEMBLY MAIN 1 The plate assembly Top are disassembled 3 Two screws are unscrewed 2 Pull the drawer to arrow direction 4 Clamp 5 Cutting cable ties and the ventillation hose are disassembly on the dispenser DISPENSER ASSEMBLY 56 ...

Page 51: ...nnecting the connector 1 Open the door completely 2 Remove the three screws from the hinge When removing the Door Assembly it is necessary to hold the Bracket that is inner of the Cabinet Cover First prepare a bucket to put in the remained water Pull it out from hose WHITE BLACK BLACK or GRAY BLACK GRAY BLACK INLET VALVE DOOR Removing method of remained water CAP REMAING HOSE ...

Page 52: ...he drawer and unscrew 2 screws 1 Two screws are unscrewed 3 Unscrew the screws from the lower cover 2 Disassembly cap cover and pump case 3 Unscrew the screw from the CABINET COVER Remove gasket clamp and release gasket from cabinet cover 1 2 3 Lift the side the Control Panel Assembly and pull it out CABINET COVER ...

Page 53: ...e 25 100 sec Check the time between from off the power to parts move down then Door released 1 1 1 4 Lift and separate the cabinet cover 1 Two screws are unscrewed and disassembly cabinet cover 2 The Door Lock S W is disconnected form the wiring connector and the strap NOTE When assembling the CABINET COVER connect the Door S W connector SWITCH ASSY DOOR LOCK 1 2 59 ...

Page 54: ... r 2 Disconnect the 2 connectors 1 Remove the hinges Damper at theTub 3 The hinge at the base is pulled off In directions of the arrow 2 The Hinge Damper at the base is pulled off by pressing on the snaps at the sharp end ROTOR ASSEMBLY STATOR ASSEMBLY FRICTION DAMPER V U 8 11 U W 8 11 W V 8 11 Motor Stator U V W ...

Page 55: ...s are unscrewed from the cabinet 9 Remove the pump to arrow direction Rating 220 240V 50Hz Resistant 162 176Ω 1 Loosen the nut 2 Remove washing heater by pulling out When assembling the washing heater insert the heater to heater clip on the bottom of tub and check the position of wire color PUMP HEATER Heater for Washing Rating 230V 2000W Resistant 24 5 28 5Ω CAUTION Bellows Pump Hose Circulation ...

Page 56: ...1 Remove washing heater 2 Remove the foreign object wire coin etc by inserting long bar in the hole WHEN FOREIGN OBJECT STUCK BETWEEN DRUM AND TUB 62 ...

Page 57: ...ART LIST OF CABINET ASSEM BLY 10 EXPLO DED VIEW AND PART LIST A102 A104 A106 A101 A110 A100 A430 A410 A200 A201 A220 A135 A133 A440 A130 A141 A151 A150 A152 A131 A134 A140 A103 A310 A154 COLD BLUE A276 A485 A303 ...

Page 58: ...11 2 THE EXPLODED VIEW OF CONTROL PANEL DISPENSER ASSEMBLY F160 F432 F430 F441 F220 F462 F300 F321 F225 F110 F215 F210 F120 A450 ...

Page 59: ...VIEW OF DRUM TUB ASSEMBLY F464 K350 K360 K143 K123 K122 K121 K125 K320 K105 K610 K115 K135 K130 K611 K550 F468 K131 K346 K349 K340 K530 F461 K520 K540 F467 K410 K510 K140 K410 K411 F140 F310 F320 F466 K141 K110 K111 K150 ...

Page 60: ...59 P No MFL69040516 ...

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