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LG WM2077CW, Руководство по обслуживанию, Страница: 31 / 50

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30

YES

YES

YES

YES

YES

NO

NO

NO

NO

NO

Hose

Connector

(White)

Connector

Connector

Hose

WILL NOT CIRCULATE WATER

Is the impeller of the drain pump clogged?

Are the Hose Connector and/or Hose clogged?

Is the connector disconnected, disassembled?

Is the coil of the right side of drain pump open
or short circuited? (Coil R is 18-30 Ω)

When checking voltage between the 
connectors during spin, is the voltage 120 V AC,
as the figure?

Remove foreign material.

Remove foreign material.

Reconnect or repair 
the connector.

Replace PUMP MOTOR
ASSEMBLY.

Replace the MAIN PWB
ASSEMBLY.

Содержание WM2077CW

Страница 1: ...E MANUAL READ THIS MANUAL CAREFULLY TO DIAGNOSE PROBLEMS CORRECTLY BEFORE SERVICING THE UNIT MODEL WM2277H WM2077CW WM2177H WM2677H M WD 11270BD CAUTION Website http www LGEservice com E mail http www LGEservice com techsup html ...

Страница 2: ...101 APR 2004 PRINTED IN KOREA P No 3828ER3018Y ...

Страница 3: ...EFORE PERFORMING SERVICE 17 7 2 QC TEST MODE 17 7 3 HOW TO CHECK THE WATER LEVEL FREQUENCY 17 7 4 ERROR DISPLAY 18 8 ERROR DIAGNOSIS AND CHECK LIST 20 8 1 DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION 20 8 2 FAULT DIAGNOSIS AND TROUBLESHOOTING 23 9 DISASSEMBLY INSTRUCTIONS 32 10 EXPLODED VIEW 41 10 1 CABINET CONTROL PANEL ASSEMBLY 41 10 2 DRUM TUB ASSEMBLY 42 10 3 DISPENSER ASSEMBLY 43 ...

Страница 4: ...a 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 29 3 4 D X 3811 16 H 5013 16 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 ...

Страница 5: ...detergent more efficiently 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 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...

Страница 6: ...m then proceeds Spinning does not 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 If a power failure has occurred while in operation the door will unlock after 5 minutes Clicking sounds can be heard when the door is lock...

Страница 7: ...evel 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 operati...

Страница 8: ...7 3 PARTS IDENTIFICATION ACCESSORIES 울 란제리 란제리 Water Circulation Nozzle A Safety Cover PLC Moderm ...

Страница 9: ... 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 shipping bolts and spanner for future use Insert the 4 caps ...

Страница 10: ...rely to prevent leaks CONNECT THE DRAIN HOSE CONNECT POWER PLUG The end of the drain hose should be placed less than 96 from the floor Connect the power plug to the wall outlet Avoid connecting several electric devices as doing so may cause a fire Make sure that the hose is not twisted Avoid submerging the end of the hose ...

Страница 11: ...d If SVC is needed during check remove the remaining water by pulling out the hose cap Preparation for Press the POWER button Press the Start Pause washing button Press the WASH RINSE button Check if the drum rotates Check if water is supplied and the present temperature will clockwise and counterclockwise through the detergent dispenser be displayed Check the water heating Check the automatic Che...

Страница 12: ...11 5 OPERATION WM2277H WM2177H WM2077CW WM2677H M ...

Страница 13: ...the desired Options 4 Press and hold the Custom Program button for 3 seconds 2 beep sounds The Custom Program is now stored for future use To reuse the program select Custom Program and press Start Pause Use this option to preven Press and hold PRE WA lock unlock control When Child lock is set C buttons are disabled exc can lock the washer whil Use this button to Start Stop the washer S l T b o T ...

Страница 14: ... a rinse Quick Cycle The Quick cycle offers a quick cycle time Lights whenever the door of the washer is locked The door can be unlocked by pressing the Start Pause button to stop the washer Allows the start of any cycle to be delayed for 1 12 hours Select a water temperature based on the type of oad you are washing To change the spin speed press the Spin Speed button repeatedly to cycle through a...

Страница 15: ...WIRING DIAGRAM PROGRAM CHART BN BK WH GN YL GN YL RD GN BL WH NOISE FILTER POWER CORD 1 2 3 1 2 3 1 2 3 1 2 3 BN BK WH GN YL GN YL GN BL WH NOISE FILTER POWER CORD 1 2 3 1 2 3 1 2 3 1 2 3 RD WM2277H WM2077CW ...

Страница 16: ...2 3 1 1 2 3 1 2 3 4 1 2 3 1 2 3 3 2 1 3 2 1 3 2 1 3 2 1 5 6 1 2 3 4 5 6 1 2 3 4 4 3 2 1 4 3 2 1 5 6 NA RD CON3 CON2 CON1 CON2 CON1 RD WH 10 11 6 7 8 9 2 3 4 5 1 CON3 NA NA WH BL BL YL 1 2 3 4 1 2 3 4 BL RD WH WH WH BK BK YL RD BK RD YL BL BK BK SB SB NA BN WH NOISE FILTER PLC MODEM DOOR LOCK SWITCH DRAIN PUMP HOT VALVE PRE WASH MAIN WASH BLEACH CIRCULATION PUMP MOTOR BALL SENSOR PRESSURE SWITCH TH...

Страница 17: ...16 Cool down Approx Minutes Wash time is in minutes The total working time will vary with the load size water temperature and ambient temperature ...

Страница 18: ...f 241 x 1 kHz 24 1 kHz The digits indicate the water level frequency x 1 kHz Check Point Display Status None Turns on all lamps and locks the door 1 time Tumble clockwise rpm 40 50 2 times Low speed Spin rpm 3 times High speed Spin rpm 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 ...

Страница 19: ...nutes after water is supplied or it does not reach the preset water level within 25 minutes The load is too small The appliance is tilted Laundry is gathered to one side Non distributable things are put into the drum 1 2 IMBALANCE ERROR Not fully drained within 10 minutes 3 DRAIN ERROR Water is overflowing water level frequency is over 213 If is displayed the drain pump will operate to drain the w...

Страница 20: ...e white connector in the MAIN PWB ASSEMBLY is bad or unstable The MOTOR HARNESS between the STATOR ASSEMBLY and MAIN PWB ASSEMBLY is cut open circuited The hall sensor is out of order defective 8 9 LOCKED MOTOR ERROR Loose Ball Sensor Connector Ball Sensor is out of order Displayed only when the START PAUSE button is first pressed in the QC Test Mode 10 BALL SENSOR ERROR The washer experienced a p...

Страница 21: ... YES YES NO NO YES NO NO Is the power plug connected firmly to 120 V AC outlet Power failure or Breaker opened Is the outlet controlled by a switch Visit to service Is displayed Is the tap opened Is the tap frozen Is the water supply shut off Is filter in the inlet valve clogged with foreign material Visit to service Clean the filter of inlet valve ...

Страница 22: ...21 SYMPTOM GUIDE FOR SERVICE CALL Door error Drain trouble Was the load too large Visit to service Visit to service ...

Страница 23: ... amount of detergent Is liquid laundry product put in the correct compartment of the dispenser Is the cap clogged Explain proper use of liquid laundry products Clean the compartment Visit to service LOW SUDSING 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 w...

Страница 24: ...PWB ASSEMBLY or repair wire Check the fuse or reset the circuit breaker Replace the FILTER ASSEMBLY CIRC Replace MAIN PWB ASSEMBLY Reconnect Replace the MAIN PWB ASSEMBLY NO POWER 8 2 FAULT DIAGNOSIS AND TROUBLESHOOTING 1 Be 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...

Страница 25: ... 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 VIBRATION NOISE IN SPIN 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 If you do n...

Страница 26: ...6 Press the Start Pause button 7 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 t...

Страница 27: ...let valve connector is 120 V AC Refer to 7 2 QC TEST MODE Is water supplied Are receptacles correctly connected to the terminals of the INLET VALVE ASSEMBLY Has detergent been put in the correct compartment of the dispenser Is the detergent caked or hardened Open the tap Check the AIR CHAMBER and the tube clogged Clean the filter Replace the INLET VALVE ASSEMBLY Check electrical connection Replace...

Страница 28: ...OR ASSEMBLY Refer to NO WATER SUPPLY Check the wiring on the dispenser Put it in the correct compartment Clean the Cap and Container Is the motor bolt loosened Is there friction noise coming from the motor Is water supplied Are the plugs correctly connected to the terminals of the INLET VALVE ASSEMBLY Is liquid detergent softener bleach put in the correct compartment of the drawer Is the liquid de...

Страница 29: ...ency 255 When pressing SPIN SPEED and SOIL LEVEL buttons at the same time while washing is the water level frequency between 230 243 Check the voltage between two pins while pressing the POWER button Is the voltage 120 V AC Is the drain hose twisted or frozen Is the impeller of the drain pump clogged Is the connector disconnected disassembled Is the coil of the drain pump too high or low resistanc...

Страница 30: ... 1 Extra Hot 70 C 25 Push the THERMISTOR tightly to the rubber When checking the THERMISTOR on the tub is the THERMISTOR loose HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE WASH HEATER TROUBLE ...

Страница 31: ...or Hose clogged Is the connector disconnected disassembled Is the coil of the right side of drain pump open or short circuited Coil R is 18 30 Ω When checking voltage between the connectors during spin is the voltage 120 V AC as the figure Remove foreign material Remove foreign material Reconnect or repair the connector Replace PUMP MOTOR ASSEMBLY Replace the MAIN PWB ASSEMBLY ...

Страница 32: ...inning at low speed Is it disconnected or disassembled Red 3pin 1 NA 4pin 2 Check the motor connector Is the resistance of the terminal the same as the figure MOTOR TERMINAL Resistance of terminal About 5 Ω 15 Ω Replace the MAIN PWB ASSEMBLY Does the spring of Latch Hook actuate Is there clicking sound once or twice when the START PAUSE button is pressed to start the cycle Is DOOR SWITCH ASSEMBLY ...

Страница 33: ...sembling and repairing the parts Unscrew 2 screws on the back of the top plate Pull the top plate backward and upward as shown Disconnect the Display PWB Assembly connector from Trans cable Pull out the drawer and unscrew 2 screws Lift the left side of the Control Panel Assembly and pull it out Unscrew the 9 screws from the Control Panel Assembly Disassemble the Display PWB Assembly ...

Страница 34: ... Disconnect the POWER connector and SENSOR SWITCH ASSEMBLY Remove the Protect Cover Disconnect the connectors Unscrew 1 screw on the back Disassemble the Main PWB CONNECTOR PROTECT COVER MAIN PWB ASSEMBLY ...

Страница 35: ...he lower part of the dispenser Disassemble the 4 connectors from the valves Unscrew 2 screws from the back of the cabinet Disassemble two or three connectors from the NOISE FILTER Unscrew a screw from the TOP BRACKET Wire Color Blue Housing OR BK White Housing WH BK Blue Housing GY BK Red Housing BL BK DISPENSER ASSEMBLY NOISE FILTER ...

Страница 36: ...upper of the canbinet cover 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 Unscrew the screw from the lower side of the cabinet cover CABINET COVER ...

Страница 37: ... the clamp assembly Tilt the cabinet cover Disconnect the door switch connector NOTE When assembling the CABINET COVER connect the connector Lift and separate the cabinet cover Disassemble the clamp assembly Disassemble the Gasket ...

Страница 38: ...hinge and pull out the hinge cover Unscrew a screw from the lower side of door Disassemble the door upward DOOR Open the door and disassemble the CLAMP ASSEMBLY Unscrew the 2 screws DOOR LOCK SWITCH ASSEMBLY Be careful The door is heavy NOTE Reconnect the connector after replacing the DOOR SWITCH ASSEMBLY ...

Страница 39: ...semble the cabinet cover Separate 2 connectors from the heater Loosen the nut and pull out the heater Disassemble the cabinet cover Unplug the white connector from the thermistor Pull it out by holding the bracket of the thermistor 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 ...

Страница 40: ...heater from the tub Remove any foreign objects wire coin etc by inserting a long bar in the opening Unscrew the 4 screws from the back cover Unscrew the single screw from the lower right side of the cabinet Disconnect the connector from PWB Harness ...

Страница 41: ...ut 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 NOTE Once removed replace the damper pin with new one ...

Страница 42: ...TROL PANEL ASSEMBLY 10 EXPLODED VIEW A201 A220 A495 A485 A455 A410 A152 A130 A133 A151 A153 A140 A131 A141 A154 A150 A110 A111 A450 F210 F215 F110 A105 A104 A102 A103 A490 A101 A100 A430 A440 A155 A303 A300 A310 A200 A390 ...

Страница 43: ...360 K350 K351 F140 K411 K410 K110 K111 K140 K320 K310 K510 K115 K131 K512 K560 K311 F315 F465 K125 F466 F467 K550 F463 K130 K530 F464 K121 K122 K610 K611 K141 F310 F145 K345 F468 K520 F461 K540 K105 K135 K340 K344 K346 K342 K571 K572 K570 ...

Страница 44: ...43 10 3 DISPENSER ASSEMBLY HOT RED COLD BLUE F300 F323 F322 F462 F321 F170 F160 F441 F435 F120 F130 F432 F430 F436 F431 F440 F225 F220 A275 A276 F227 F226 ...

Страница 45: ...LY CABINET 3041ER0001C 1 A220 LEG ASSEMBLY 4779ER3002A 4 A275 HOSE INLET 5215FD3715G 1 A276 HOSE INLET 5215FD3715H 1 A300 CASE 3110ER2003A 1 A303 CAP COVER 5006FR3146D 1 A310 CAP COVER 5006ER2003A 1 A410 SWITCH ASSEMBLY SENSOR SWITCH 6600FA1704X 1 A430 POWER CORD ASSEMBLY 6411ER1005A 1 A440 SWITCH ASSEMBLY DOOR 6601ER1004C 1 A450 PWB PCB ASSEMBLY MAIN 6871EC1087C 1 A455 COVER PROTECT 3550ER1020A 1...

Страница 46: ...4280FR4048D 1 K122 BEARING BALL 4280FR4048E 1 K123 BOLT ASSEMBLY 4040FR4051B 1 K125 SEAL 4036ER2004A 1 K140 COVER ASSEMBLY TUB 3551ER0003G 1 K141 SEAL 4036ER4001B 1 K143 SCREW DRAWING 1SZZFA4362C 16 K310 THERMISTOR ASSEMBLY 6322FR2046F 1 K320 HEATER ASSEMBLY 5301FR1158J 1 K340 MOTOR ASSEMBLY PUMP 4681EA2001D 1 K343 CLAMP 4860FR3092C 1 K344 CASING PUMP 3108ER1001A 1 K345 MOTOR ASSEMBLY PUMP 4681EA2...

Страница 47: ...LY CABINET 3041ER0001C 1 A220 LEG ASSEMBLY 4779ER3002A 4 A275 HOSE INLET 5215FD3715G 1 A276 HOSE INLET 5215FD3715H 1 A300 CASE 3110ER2003B 1 A303 CAP COVER 5006FR3146D 1 A310 CAP COVER 5006ER2003C 1 A410 SWITCH ASSEMBLY SENSOR SWITCH 6600FA1704X 1 A430 POWER CORD ASSEMBLY 6411ER1005A 1 A440 SWITCH ASSEMBLY DOOR 6601ER1004C 1 A450 PWB PCB ASSEMBLY MAIN 6871EC1087C 1 A455 COVER PROTECT 3550ER1020A 1...

Страница 48: ...4280FR4048D 1 K122 BEARING BALL 4280FR4048E 1 K123 BOLT ASSEMBLY 4040FR4051B 1 K125 SEAL 4036ER2004A 1 K140 COVER ASSEMBLY TUB 3551ER0003G 1 K141 SEAL 4036ER4001B 1 K143 SCREW DRAWING 1SZZFA4362C 16 K310 THERMISTOR ASSEMBLY 6322FR2046F 1 K320 HEATER ASSEMBLY 5301FR1158J 1 K340 MOTOR ASSEMBLY PUMP 4681EA2001D 1 K343 CLAMP 4860FR3092C 1 K344 CASING PUMP 3108ER1001A 1 K345 MOTOR ASSEMBLY PUMP 4681EA2...

Страница 49: ...LY CABINET 3041ER0001D 1 A220 LEG ASSEMBLY 4779ER3002A 4 A275 HOSE INLET 5215FD3715G 1 A276 HOSE INLET 5215FD3715H 1 A300 CASE 3110ER2003A 1 A303 CAP COVER 5006FR3146D 1 A310 CAP COVER 5006ER2003A 1 A410 SWITCH ASSEMBLY SENSOR SWITCH 6600FA1704X 1 A430 POWER CORD ASSEMBLY 6411ER1005A 1 A440 SWITCH ASSEMBLY DOOR 6601ER1004C 1 A450 PWB PCB ASSEMBLY MAIN 6871EC1087F 1 A455 COVER PROTECT 3550ER1020A 1...

Страница 50: ...IDER 4434ER0001A 1 K121 BEARING BALL 4280FR4048D 1 K122 BEARING BALL 4280FR4048E 1 K123 BOLT ASSEMBLY 4040FR4051B 1 K125 SEAL 4036ER2004A 1 K140 COVER ASSEMBLY TUB 3551ER0003H 1 K141 SEAL 4036ER4001B 1 K143 SCREW DRAWING 1SZZFA4362C 16 K310 THERMISTOR ASSEMBLY 6322FR2046F 1 K340 MOTOR ASSEMBLY PUMP 4681EA2001D 1 K343 CLAMP 4860FR3092C 1 K344 CASING PUMP 3108ER1001B 1 K346 FILTER MECH 5230ER3002A 1...

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