SERVICE MANUAL - Appliance Factory Parts
Contents
1. CONNECTOR III CONNECTOR Ia pesa llasa CII 5pIN CONNECTOR CL 2 connector TI 6 PIN CONNECTOR 12 PIN CONNECTOR 13 PIN CONNECTOR L x RING TERMINAL GROUND WM2677H M org DISPLAY PWB DISPLAY PWB 1l2lslelsls 7 alshohhahs 112 5 4 5 6 7 1215 MAIN PWB ae 882 PRESSURE SWITCH 11213141516 9101112113 1111111111 1121314 5 6 7 8 910111213 11213 415 6 17 8 91101111213 CTTTTTTTI ITT 41213141516 7 8 2 3 112 3 415 6 7 8 9101112 13 MAIN PWB 112 814 5 6 111213141516 GYIWH 2 3 114 BT YL BL w E Lig TA WH Gulls THERMISTOR sB IBL vik 112131 i BALL SENSOR NA EE 3PIN CONNECTOR 250TERMINAL 250TERMINAL HOUSING CCLI 4PIN CONNECTOR i 5PIN CONNECTOR i CT 2PINCONNECTOR C 6PIN CONNECTOR i CII 12PIN CONNECTOR i ONN 19PINCONNECTOR RING TERMINAL GROUND 1PINCONNECTOR PRESSURE DRAIN PUMP CIRCULATION PUMP 112 3 4 5 6 7 8 9 001 2 112 5 4 5 6 7 8 2 1 2 3 4 5 6 7 8 9 1121314 5 6 718 9 0 12 1121314 5 6 718 91011112 lll l l RS 112 314 5 6 7 8 9 0 1112 112 314 5 6 718 9 011112 2131415 DOOR LOCK SWITCH CORD PROGRAM CHART Water Supply W S Intermittent Spin I S2. D T Wash Rinse Pre Main U e P p T 15 W W g i S walo W z 5 working s Is 2 18 RE F Time L Li T 5 5 5 15 5 5 F Minutes Ins s far fro 20 21 22 2s fer f20 es fo oo fe eo feo 2 fm 180 105 CEE EE J EE Towels T T ee ee ee Nom gt lt 57 Normal j men L Perm Press AA gt lt p H L LT Delicates 34 1111 Til gt j lt CES lt gt ee PT sm ss s _ Speed vies gt pepe gt lt fh tll cs ee 8 DER _ ess 2 lt 4 T T T Tol L Il I I I I I I 1 I I Loa et gt ee Spin i p p pop op a p Basic Cycle Wash time is in minutes Optional Cycle NE Pre Setting Time Water Supply 60 sec The total working time will vary with the load SIZE Drain 60 sec water te
3. 18 CURRENT LOCKED MOTOR SYMPTOM MAIN PWB ASSEMBLY is out of order Winding in the STATOR ASSEMBLY is short circuited connector 3 pin male white in the MOTOR HARNESS is not connected to the connector 3 pin female white of STATOR ASSEMBLY electric contact between the connectors 3 pin male white inthe MOTOR HARNESS and 4 pin female white connector in the MAIN PWB ASSEMBLY is bad or unstable MOTOR HARNESS between the STATOR ASSEMBLY and MAIN PWB ASSEMBLY is cut open circuited hall sensor is out of order defective Loose Ball Sensor Connector Sensor is out of order Displayed only when the START PAUSE button is first pressed in the QC Test Mode e EEPROM is out of order Displayed only when the START PAUSE button is first pressed in the QC Test Mode The washer experienced a power failure 19 8 ERROR DIAGNOSIS AND CHECK LIST 8 1 DIAGNOSIS AND SOLUTION FOR SYMPTOM GUIDE FOR SERVICE CALL No power Is the power plug connected firmly to 120 V AC outlet Power failure or Breaker opened Is the outlet controlled by a switch NO Water inlet trouble displayed Is the tap frozen Is the water supply shut off NO Is filter in the inlet valve clogged with Clean the filter of foreign material inlet valve YES Is the tap opened YES NO NO Visit to se
4. L Website http www LGEservice com E mail http www LGEservice com techsup html WASHING MACHINE SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT MODEL WM2277H WM2077CW WM2177H WM2677H M WD 11270BD APR 2004 PRINTED IN KOREA P No 3828ER3018Y CONTENTS I SPE IEIGEATIONS er 3 2 FEATURES amp TECHNICAL EXPLANATION r 4 PARTS IDENTIFICATION essen nee 7 NS TEST 8 11 6 WIRING DIAGRAM PROGRAM GCrFIARIEu 14 r TROUBLES O16 uu u n te err nner ee tere ana sas 17 751 BEFORE PERFORMING SERVICE ae Ei 17 17 7 3 HOW TO CHECK THE WATER LEVEL FREQUENCY 1 0 00 17 7 4 ERROR DISPLAY ana Na 18 8 ERROR DIAGNOSIS AND CHECK LIST ann 20 8 1 DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION 20 8 2 FAULT DIAGNOSIS AND TROUBLESHOOTING iii 23 9 DISASSEMBLY INSTRUC TIONS 32 EXPLODED VIEWS ee 41 10 1 CABINET amp CONTROL PANEL 55 41 10 2 DRUM amp TUBASSENMB LT ee Dee 42 10 3 DISPENSER ASSEMBEY unum ect dti 43 1 SPECIFICATIONS ITEM WM2677H M WM2277H WD 11270BD 2 WM2177H WM2077CW COLOR W BLUE WHITE B BLACK PEARL S TITANIUM POWER
5. The Custom Program is now stored for future use reuse the program select Custom Program and press Start Pause 12 it unwanted use of the washer SH button for 3 seconds to HILD LOCK lights and all eptthe Powo button You e it is operating To DM AM SEC e DELAY WASH e STATUS INDICATOR button These lights show which portion of the e Allows the start of any cycle cycle the washer is operating to be delayed for 1 12 hours A DOOR LOCKED tou lamp CHILD Loc LOCKED EST TIME REMAINING TD RINSE e Lights whenever the door O EXRAHOT COLD EXTRA HIGH O HEAVY O HIGH of the washer is locked O HOT COLD O a EXTRA e The door can be unlocked WARM WARM O MEDIUM O NORMAL O LOW RINSE by pressing the WARM COLD 1 1 an Start Pause w button to O COLD COLD O NO SPIN O LIGHT O OFF CYCLE stop the washer WASH SPIN RINSE SPEED SOIL BEEPER OPTION LEVEL e WASH RINSE temp SPIN SPEED e OPTION button SOIL LEVEL BEEPER button Select a water temperature based on the type of oad you are washing o change the spin speed press the Spin Speed Extra Rinse This option provides an additional rinse cycle repeatedly to cycle through available e Stain Cycle Adds time to the wash and rinse cycles for better ptions Prewash Use this option for loads th
6. 2 Unscrew a screw from the TOP BRACKET 34 CABINET COVER Q Unscrew the 4 screws from upper of the canbinet cover 2 Unscrew the screw from filter cover Put a flat screwdriver or putty knife into the both sides of the filter cover and pull it out 4 Unscrew the screw from the lower side of the cabinet cover 35 Open the door 6 Disassemble the clamp assembly 7 Tilt the cabinet cover Disconnect the door switch connector NOTE When assembling the CABINET COVER connect the connector 9 Lift and separate the cabinet cover Disassemble the clamp assembly 1 Disassemble the Gasket CG wass NS P 2 5 Ss 2 b 7 A 6 36 DOOR D Open the door 2 Unscrew the 7 screws from the HINGE COVER Put a flat screwdriver into the openng of the hinge and pull out the hinge cover 4 Unscrew a screw from the lower side of door 5 Disassemble the door upward Be careful The door is heavy D Open the door and disassemble the CLAMP ASSEMBLY 2 Unscrew the 2 screws NOTE Reconnect the connector after replacing the DOOR SWITCH ASSEMBLY S 37 CIRCULATION HEATER THERMISTOR Disassemble the cabinet cover Separate the pump hose the bellows and the circulation hose assembly from the pump assembly Disassemble the
7. 2 to 3 kg of clothing Once loaded press power Rinse Spin the start pause button in sequence When the machine is spinning in high speed verify that it is stable If it is not stable adjust feet accordingly After the washer is level tighten the lock nuts up against of the base of the washer All lock nuts must be tightened Adjustable feet p s Adjustable feet 24 If it still has severe vibration and noise regulate a specific spin speed that generates excessive vibration and noise as follows 1 Put an unbalance part rubber inside of the drum 2 Start the QC test mode Refer to section 7 2 3 Press Delay Wash button then is displayed 4 5 6 7 Press the Spin Speed button repeatedly to select Extra High Press the Quick Cycle button the spin speed is displayed Press the Start Pause button lt ss st s s Press the Beeper button repeatedly to set spin speed 600 900 1020 1120 rpm and check if there is vibration and noise 8 If there is no vibration and noise increase the spin speed by pressing Beeper button 9 If there is vibration and noise rotate the Cycle selector knob clockwise to reduce the Spin Speed reduce by 50 and 100 rpm In case of 600 rpm it can not reduce the spin speed 10 If vibration and noise are reduced press the Quick Cycle button to store 2 beep sounds If you want to return to factory default spin speed setting repeat above step
8. 22 8 2 FAULT DIAGNOSIS AND TROUBLESHOOTING CAUTION 1 careful of electric shock if disconnecting parts while troubleshooting 2 First of all check the connection of each electrical terminal with the wiring diagram 3 If you replace the MAIN PWB ASSEMBLY reinsert the connectors correctly NO POWER Check the fuse or reset 2 Is the supplied voltage 110 120 V AC the circuit breaker Replace the FILTER ls the voltage between the 2 FILTER ASSEMBLY connectors 120 V AC ASSEMBLY CIRC Replace MAIN PWB Is the LED 1 on ASSEMBLY lt PWB ASSEMBL Are the connectors 2 on the PWB loose Reconnect Replace the MAIN PWB Is wire of the DISPLAY PWB ASSEMBLY broken ASSEMBLY Replace DISPLAY PWB ASSEMBLY or repair wire 23 VIBRATION amp NOISE IN SPIN Remove the transit bolts and Base packing Have all the transit bolts and base packing been removed Move the washer or reinforce the floor ls the washer installed on a solidly constructed floor Check if the washer is perfectly level as follows Check the leveling of the washer with a Level and check that the washer is stable Put an unbalance part rubber inside of drum and start QC test mode and run in high spin Refer to section 7 2 When the machine is spinning in high speed verify that it is stable you do not have the unbalance part put 4 5 to 6 5 16
9. SUPPLY AC 120 V 60 Hz PRODUCT WEIGHT 190 Ibs 86 kg WASHING 280 W ELECTRIC POWER CONSUMTION DRAIN MOTOR 80 W WASH 1000 W WASH 42 rpm REVOLUTION SPEED SPIN 0 1320 rpm 0 1100 rpm 0 1000 rpm CYCLES 9 7 WASH RINSE TEMPERATURES 5 SPIN SPEEDS 5 OPTIONS Prewash Stain Cycle Quick Cycle Extra Rinse Rinse Spin Delay Wash CUSTOM PROGRAM Incorporated WATER CIRCULATION Incorporated OPERATIONAL WATER PRESSURE 4 5 145 psi 30 1000 kPa CONTROL TYPE Electronic WASH CAPACITY cu ft 3 32 3 83 IEC 3 22 3 72 IEC DIMENSIONS 27 W X 293 4 D X 3811 16 H 5013 46 D door open DELAY WASH up to 19 hours up to 12 hours up to 9 hours DOOR SWITCH TYPE PTC Solenoid WATER LEVEL 10 steps by sensor LAUNDRY LOAD SENSING Incorporated ERROR DIAGNOSIS Incorporated AUTO POWER OFF Incorporated CHILD LOCK Incorporated RLM ENABLE Incorporated 2 FEATURES amp TECHNICAL EXPLANATION 2 1 FEATURES m Direct Drive System The advanced Brushless DC motor directly drives the drum without belt and pulley Tilted Drum and Extra Large Door Opening Tilted drum and extra large door opening make it possible to load and unload easily m Water Circulation Spray detergent solution and water onto the load repeatedly Clothes are soaked more quickly and thoroughly during the wash cycle Detergent suds are eliminated more easily by the water shower during rinse cy
10. to determine if the door has locked 0 Check the water supply e Check if water is supplied through the detergent dispenser If SVC is needed during check remove the remaining water by pulling out the hose cap 5 OPERATION WM2277H WM2177H PERM PRESS NORMAL COTTON TOWELS SANITARY WM2077CW PERM PRESS NORMAL DELICATES DELAY WASH CUSTOM PROGRAM PRESS amp HOLD 3 SEC SPEED WASH gt EE ESTTIME REMAINING PROCESS WASH RINSE SPIN CHILD LOCK DELAY WASH DOOR LOCKED EXTRAHOT COLD EXTRA HIGH O HOT COLD O HIGH O WARM WARM O MEDIUM O WARM COLD LOW COLD COLD O NO SPIN O HEAVY O HIGH O 1 of O NORMAL O LOW 1 1 O LIGHT O OFF SOIL BEEPER LEVEL PRE WASH PRESS amp HOLD 3 SEC TO SET CHILD LOCK RINSE SPIN OPTION PRE WASH PRESS amp HOLD 3 SEC TO SET CHILD LOCK DELAY WASH PROCESS WASH RINSE CUSTOM PROGRAM CHILD LOCK DOOR LOCKED PRESS amp HOLD 3 SEC EST TIME REMAINING RINSE SPIN O HOT COLD O EXIRA HIGH O HEAVY O HIGH COTTON TOWELS SPEED WASH WARM WARM O HIGH O 1 EXTRA RINSE O WARM COLD O MEDIUM O NORMAL O LOW LOW O oT O COLD COLD O 1 SAN O TAP COLD COLD O NO SPIN O LIGHT O OFF CYCLE QUICK CYCLE SPIN BEEPER SPEED OPTION DELAY WASH CUSTOM PROGRAM PRESS amp HOL
11. D 3 SEC EXTRAHOT COLD EXTRA HIGH O HOT COLD O HIGH O 1 PROCESS WASH RINSE SPIN CHILD LOCK DELAY WASH DOOR LOCKED PRE WASH PRESS amp HOLD 3 SEC TO SET CHILD LOCK EST TIME REMAINING RINSE SPIN HEAVY O HIGH EXTRA RINSE WARM WARM MEDIUM O NORMAL O LOW LOW oT O WARM COLD O N O LIGHT O OFF CYCLE QUICK CYCLE SOIL BEEPER LEVEL O COLD COLD O NO SPIN 11 POWER button e EST TIME REMAINING e CHILD LOCK Use this button to turn the power e This display shows Use this option to prever Press and hold PRE WA a the estimated time remaining in the lock unlock control cycle when operating b an error code when an error has been detected e When Child lock is set buttons are disabled exc can lock the washer whil DELAY WA CUST PROGR PRESS amp HOLD e CYCLE SELECTOR knob Rotate the Cycle selector knob to select the cycle designed for different types of fabric and soil levels START PAUSE e CUSTOM PROGRAM button 4 button Allows you to store a customized wash cycle for future use Use this button to Start create a Custom Program Stop the washer 1 Select a cycle 2 Select the other desired Wash Rinse Temp Spin Speed Soil Level 3 Select the desired Options 4 Press and hold the Custom Program button for 3 seconds 2 beep sounds
12. DISPENSER ASSEMBLY Q 2 I lt A LE COLD BLUE
13. LEVEL FREQUENCY Press the SPIN SPEED and SOIL LEVEL button simultaneously So for example a display indicating 241 a Water level frequency of 241 x 1 kHz 24 1 kHz The digits indicate the water level frequency x 1 kHz 17 7 4 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 e Incase of PE if the error is not resolved within 20 sec or the in case of other errors if the error is not resolved within 4 min power will be turned off automatically and the error code will blink But in the case of FE 1 power will not be turned off SYMPTOM e Correct water level 246 is not reached within 8 minutes after water is supplied or it does not reach the preset water level within 25 minutes load is too small appliance is tilted Laundry is gathered to one side Non distributable things are put into the drum Not fully drained within 10 minutes Water is overflowing water level frequency is over 213 If gt is displayed the drain pump will operate to drain the water automatically PRESSURE SENSOR SENSOR SWITCH ASSEMBLY is out of order Door not all the way closed DOOR OPEN Loose electrical connections at Door switch and PWB Assembly DOOR SWITCH ASSEMBLY is out of order HEATING THERMISTOR is out order
14. OR ls DOOR SWITCH ASSEMBLY broken YES SWITCH ASSEMBLY 31 9 DSASSEMBLY INSTRUCTIONS Be sure to unplug the machine out of the outlet before disassembling and repairing the parts CONTROL PANEL ASSEMBLY TOP PLATE ASSEMBLY Unscrew 2 screws on the back of the top plate 2 Pull the top plate backward and upward as shown 3 Disconnect the Display PWB Assembly connector from Trans cable 4 Pull out the drawer and unscrew 2 screws 5 Lift the left side of the Control Panel Assembly and pull it out DISPLAY PWB ASSEMBLY Unscrew the 9 screws from the Control Panel Assembly 7 Disassemble the Display PWB Assembly 32 MAIN PWB ASSEMBLY Disconnect the POWER connector and SENSOR SWITCH ASSEMBLY Remove the Protect Cover O O LLI Z O O V PROTECT COVER Disconnect the connectors 4 Unscrew 1 screw on the back 5 Disassemble the Main PWB 33 DISPENSER ASSEMBLY D Disassemble the top plate assembly 2 Pull out the drawer Push out the DISPENSER ASSEMBLY after unscrew 2 Screws 2 Unscrew the nut at the lower part of the dispenser 5 Disassemble the 4 connectors from the valves Wire Color D Blue Housing OR Bk 2 White Housing WH BK Blue Housing 4 Red Housing BL BK 6 Unscrew 2 screws from the back of the cabinet Disassemble two or three connectors from the NOISE FILTER
15. at need pretreatment It adds 16 minutes prewash and drain Rinse Spin Use this option to rinse and then spin stain removal Automatically provides a rinse o change the soil level press the Soil Level e Quick Cycle The Quick cycle offers a quick cycle time Jutton repeatedly until the desired setting is on Dress repetedly to adjust the volume of the Beeper 13 6 WIRING DIAGRAM PROGRAM CHART WM2277H DISPLAY PWB 1 2 5 4 5 6 7 8 1 1213 112 5141516 7 1213 MAIN PWB YL 112154 56 1 2 3 4 5 8 BALL SENSOR NA 111312 THERMISTOR 111512 PRESSURE 1 SWITCH 4950 TERMNAL TT 3phNCONNECTOR 250 TRNAHHOUSNG TITI 4PIN CONNECTOR IN CONNECTOR TITI 5 CONNECTOR IN CONNECTOR I 6 PIN CONNECTOR 12 PIN CONNECTOR 13 CONNECTOR RING TERMINAL GROUND DISPLAY PWB MAIN PWB BL YL 32 51201 2 3 HAE BALL SENSOR INLET VALVE NA 11312 THERMISTOR 11512 WH PRESSURE SWITCH 250 TERMINAL LL 3PIN CONNECTOR T TI 4 PIN CONNECTOR 1PINCONNECTOR CT TTT 5 PIN CONNECTOR CL 2 connector LLL TTT 6 PIN CONNECTOR 12 PIN CONNECTOR 13 PIN CONNECTOR 9 RING TERMINAL GROUND DOOR LOCK SWITCH 14 WM2177H 112 5 4 5 6 ee au TP 112 1 12 i ca THERMISTOR WE I 1 I lt gt 4250 TERMINAL TI
16. checking voltage between connectors during spin is the voltage 120 V AC as in the figure Replace the MAIN PWB ASSEMBLY 28 WASH HEATER TROUBLE When checking the voltage between connector during whites washing Is the voltage 110 120 V Replace the MAIN PWB ASSEMBLY After power off is the resistance of wire RED YELLOW connectors between 100 30 0 Normal YELLO After power off and the heater terminal is disconnected is the resistance 10 30 0 Replace the PWB HARNESS HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE When pressing WASH RINSE is the displayed temperature over 10 C higher than the selected temperature Extra Hot 70 C Check if inlet hose is connected to a hot faucet otherwise Hot 50 C replace MAIN PWB Warm 40 C ASSEMBLY Cold 25 C Is the resistance between 2 3 OISE no of Connector 1 2 5 180 Check electrical connection Replace THERMISTOR BPD ou EJ When checking the THERMISTOR on the tub Push the THERMISTOR is the THERMISTOR loose tightly to the rubber 29 WILL NOT CIRCULATE WATER YES Is the impeller of the drain pump clogged Remove foreign material Hose Connector White Are the Hose Connector and or Hose clogged Remove foreign material Reconnect or repair the connector Is t
17. cle The water circulation system uses both water and detergent more efficiently m RollerJets Washing ball enhances wash performance and reduces damage to clothing The jets spray and help tumble clothes to enhance washing performance while maintaining fabric care m Automatic Wash Load Detection Automatically detects the load and optimizes the washing time Built in Heater Internal heater automatically heats the water to the optimum temperature on selected cycles m Child Lock The Child lock feature prevents children from pressing any buttons to change the settings during operation m Using the RLM Remote Laundry Monitor The RLM monitors status of your washer and or dryer You can plug the display unit into any power outlet in your home The RLM Display Unit can be purchased separately for this washer 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 the best selected washing rinsing time washing temperature performance spin rhythm time SENSING PROCESSING DETERMINATION EFFECT 2 3 WATER LEVEL CONTROL This model incorporates a pressure sensor which can sense the water level in the tub The water supply is stopped when the water level reaches the preset level the washing program then proceeds Spinning does not
18. he connector disconnected disassembled Connector Is the coil of the right side of drain pump open or short circuited Coil R is 18 30 O Replace PUMP MOTOR ASSEMBLY When checking voltage between the connectors during spin is the voltage 120 V AC NO as the figure Replace the MAIN PWB ASSEMBLY EN on N 29 PWB ASSEMBLY MAIN 30 SPIN TROUBLE Check the SENSOR SWITCH ASSEMBLY or HOSE Pressure If the problem is on the SENSOR Check during spin if the frequency of the water level is 248 or more SWITCH ASSEMBLY or the HOSE replace the SENSOR SWITCH ASSEMBLY or the HOSE Press the START PAUSE button 2 times in QC Test mode is the drum spinning at low speed Normal Is it disconnected or disassembled Red 3pin 1 NA 4pin 2 Correct the connection Check the motor connector Is the resistance of the terminal the same as the figure MOTOR TERMINAL Replace the STATOR ASSEMBLY Resistance of terminal D About 5 Q 15 0 YES Replace the MAIN PWB ASSEMBLY ERROR Does the spring of Latch Hook actuate Replace Door Assembly Check the DOOR SWITCH ASSEMBLY Connector and MAIN PWB ASSEMBLY there clicking sound once or twice when the START PAUSE button is pressed to start the cycle Red 3 pin Yellow 4 pin and white 3 pin connector 1 YES Replace the DO
19. ing bolts and spanner for future use Insert the 4 caps provided into the hole Keeping Turn clockwise to raise counterclockwise to lower HOW TO CONNECT THE INLET HOSE Verify that the rubber washer is inside of the valve connector Tighten the inlet hose securely to prevent leaks CONNECT THE DRAIN HOSE S arm Make sure that the hose is not twisted Avoid submerging the end of the hose x The end of the drain hose should be placed less than 96 from the floor CONNECT POWER PLUG Avoid connecting several electric devices as doing so may cause a fire Connect the power plug to the wall outlet TEST OPERATION 9 for washing e Connect the power plug to the outlet Connect the inlet hoses Check the water heating function Press the WASH RINSE button and the present temperature will be displayed Q Check the drain and spin functions PROCESS WASH RINSE SPIN Power off and the power on e Press the SPIN SPEED button Press the START PAUSE button e Check the spin and drain functions Press the POWER button Check the automatic reverse rotation Check if the drum rotates clockwise and counterclockwise Press the START PAUSE button e Listen for a click to determine if the door is unlocking 10 amp Press the Start Pause button Listen for a click
20. mperature and ambient temperature 16 7 TROUBLESHOOTING 7 1 BEFORE PERFORMING SERVICE carelul of electric shock when disconnecting parts while troubleshooting The voltage of each terminal is 110 120 V AC and DC when the unit is plugged in 7 2 QC TEST MODE The washer must be empty and the controls must be in the off state 1 Press the SPIN SPEED and SOIL LEVEL buttons simultaneously 2 Press the Power button while the above condition Then buzzer will sound twice 3 Press the Start Pause button repeatedly to cycle through the test modes Number of times the Start Pause button is pressed Check Point _ Status Turns on all lamps and locks the door 1 time Tumble clockwise rom 40 50 2 times Low speed Spin 3 times High speed Spin rom 4 times Inlet valve for prewash turns on Water level frequency 25 65 5 times Inlet valve for main wash turns on Water level frequency 25 65 6 times Inlet valve for hot water turns on Water level frequency 25 65 7 times Inlet valve for bleach turns on Water level frequency 25 65 8 times Tumble counterclockwise rom 40 50 9 times Heater turns on for 3 sec Water temperature 10 times Circulation pump turns on Water level frequency 25 65 11 times Drain pump tums on Water level frequency 25 65 12 times Power off and unlock the door Turn off all lamps D ETE WM2277H WM2177H WM2077CW Es WM2677H M 7 3 HOW TO CHECK THE WATER
21. proceed until the water in the tub drains to a certain level 2 4 DOOR CONTROL The door can be opened by pulling the door handle whenever washer is not in operation When the cycle is completed the DOOR LOCKED light will turn off f a power failure has occurred while in operation the door will unlock after 5 minutes Clicking sounds can be heard when the door is locked unlocked 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 White the motor is in the process of intertial rotating through the operation is paused 2 6 DOOR LOCKED LAMP LIGHTS When the frequency of water level is lower than 22 9 kHz It can be canceled when the frequency is more than 23 8 kHz When the temperature inside the tub is higher than 45 C and water level is not 25 5 kHz It can be canceled when the water level is 25 5 kHz or the temperature inside the tub is lower than 40 C 2 7 CHILD LOCK Use this option to prevent unwanted use of the washer Press and hold PRE WASH button for 3 seconds to lock unlock control When Child lock is set CHILD LOCK lights and all buttons are disabled except the Power button You can lock the washer while it is operating 2 8 WATER CIRCULATION When Washing and Rinsing function of shower at the upper part of Gasket When Washing it continuously operates for 3 minutes and inte
22. pump assembly in arrow direction Disassemble the cabinet cover Separate 2 connectors from the heater 3 Loosen the nut pull out the heater CAUTION When assembling the heater insert the heater into the heater clip on the bottom of the tub Tighten the fastening nut so the heater is secure D Disassemble the cabinet cover Unplug the white connector from the thermistor 3 Pull it out by holding the bracket of the thermistor 38 WHEN FOREIGN OBJECT IS STUCK BETWEEN DRUM AND TUB Disassemble the cabinet cover Separate the heater from the tub Remove any foreign objects wire coin etc by Inserting a long bar in the opening Q Unscrew the 4 screws from the back cover 2 Unscrew the single screw from the lower right side of the cabinet Disconnect the connector from PWB Harness 39 MOTOR DAMPER Disassemble the back cover Remove the bolt Pull out the Rotor Unscrew the 2 screws from the tub bracket Remove the 6 bolts on the stator Unplug the 2 connectors from the stator Disassemble the damper hinges from the tub and base Separate the dampers HINGE DAMPER NOTE Once removed replace the damper pin with new one 40 10 EXPLODED VIEW 10 1 CABINET amp CONTROL PANEL ASSEMBLY 10 2 DRUM amp TUB ASSEMBLY 9 886 42 10 3
23. rmittently When Rinsing it continuously operates after completion of water supply at first rinse 3 PARTS IDENTIFICATION Shipping Bolts Power Plug e f the supply cord is damaged it must be replaced by the manufacturer or its authorized service technician in order to avoid a hazard Il In TD n D NORMAL Control Panel NSE g S Drain Hose Water Circulation Nozzle Dispenser Drum Door Back of Washer Cold Water Inlet Drain Plug Drain Pump Filter Safety Cover PLC Moderm ACCESSORIES Wrench Hot Cold 1 each Hose Tie strap to secure drain hose to standpipe inlet hose or laundry tub 4 INSTALLATION amp TEST Before servicing ask the customer what the trouble is Check the setup power supply is 120 V AC remove the transit bolts Check with the troubleshooting guide Plan your service method by referring to the disassembly instructions Service the unit 6 After servicing operate the appliance to see whether it functions correctly STANDARD INSTALLATION The appliance should be installed as follows REMOVE THE SHIPPING INSTALL THE APPLIANCE ADJUST THE BOLTS ON A FLAT AND FIRM SURFACE LEVELING Remove the 4 shipping bolts Turn the leveling feet to adjust with the supplied wrench the appliance Do first lower side to remove easily Keep the shipp
24. rvice 20 SYMPTOM GUIDE FOR SERVICE CALL Door error Started with door opened 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 Check if the door switch is OK Drain trouble Is displayed Is the drain pump filter clogged with foreign material such as pins coins etc Is the drain hose frozen kinked or crushed 21 SYMPTOM GUIDE FOR SERVICE CALL Suds overflow from the appliance In this condition wash and spin do not operate normally Is a low sudsing detergent used YES LOW SUDSING Is the proper amount of detergent used as recommended Recommend to reduce the amount of detergent This appliance has an automatic suds sensing function which prevents overflow When excessive suds are sensed the suds removing implementations such as drain water input pause will operate without rotating the drum Liquid laundry products do not flow in liquid laundry product put in the correct compartment of the dispenser YES the cap clogged 1 4 13 2 YES Liquid chlorine Bleach Compartment Liquid fabric Softener Compartment 1 2 3 Prewash Compartment i ioui 4 Main Wash Compartment Explain proper use of liquid laundry products i EEN Clean the compartment rm r mM mM
25. s except step 9 25 NO WATER SUPPLY Is water supply shut off Is the tap opened Open the tap Check the AIR CHAMBER When you press both SPIN SPEED button and SOIL LEVEL button simultaneously is the water level frequency below 246 and the tube clogged Is the inlet valve filter clogged Clean the filter Is resistance between each terminal of INLET VALVE ASSEMBLY 0 8 1 2 kO Replace the INLET VALVE ASSEMBLY Verify the voltage of the inlet valve connector is 120 V AC Refer to 7 2 QC TEST MODE DETERGENT DOES NOT FLOW IN Check electrical connection Replace the MAIN PWB ASSEMBLY Prewash water supplied Refer to INO WATER SUPPLY Are receptacles correctly connected to the terminals of the INLET VALVE ASSEMBLY YES Check the wiring Put the detergent in the correct place Has detergent been put the correct compartment NO of the dispenser Pre wash Main wash moos Detergent 2 1 Liquid chlorine Bleach C tment I 12 Is the detergent caked Clean the dispenser 3 Prewash Compartment 4 Main Wash Compartment 26 LIQUID DETERGENT SOFTENER BLEACH DOES NOT FLOW IN Refer to INO WATER SUPPLY ls water supplied gt Prewash Check the wiring on the dispenser Are the plugs correctly connected to the terminals of the INLET VALVE ASSEMBLY Pu
26. t it in the correct compartment Is liquid detergent softener bleach put in the correct compartment of the drawer 1 1 Liquid chlorine Bleach Compartment 2 Liquid fabric Softener Compartment 3 Prewash Compartment 4 Main Wash Compartment Clean the Cap and Is the liquid detergent softener bleach cap clogged Container IM T TEST lt ip WS ES ara Is the motor bolt loosened Secure the bolt Replace the STATOR ASSEMBLY or ROTOR ASSEMBLY 5 there friction noise coming from the motor 27 HEATING WITHOUT WATER When pressing SPIN SPEED and SOIL LEVEL atthe same time after draining is the water level frequency 255 When pressing SPIN SPEED and SOIL LEVEL buttons NO at the same time while washing is the water level frequency between 230 243 Replace the SENSOR SWITCH ASSEMBLY Replace the MAIN PWB ASSEMBLY Check the voltage between two pins while pressing the POWER button the voltage 120 V AC DRAIN MALFUNCTION ls the drain hose twisted or frozen Repair the DRAIN HOSE ASSEMBLY Is the impeller of the drain pump clogged Remove foreign material Reconnect or repair the Is the connector disconnected disassembled connector Replace the DRAIN PUMP ASSEMBLY Is the coil of the drain pump too high or low resistance of the coil is 10 20 When
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