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LG WD-3274RHD, Service Manual, Page: 25 / 43

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LG WD-3274RHD Service Manual Download Page 25

Disassemble the cabinet cover and
condensing bellows.
Is there any foreign object in condensing
bellows.

Clean the bellows

[dHE]  ERROR DISPLAY

CHECK FOR DRY HEATER TROUBLE

CHECK FOR DRY FAN MOTOR TROUBLE

NO

YES

Is the resistance of 2 thermistors on
condensing duct and dry duct
2.5kΩ ~ 180kΩ (at 105°C     0°C)

Replace the thermistor.
• 6322FR2046A : 
  Condensing Duct
• 6322FR2046B  :
  Dry Duct 

YES

NO

Disassemble the dry fan assy and dry duct
upper, and clean foreign object in duct and
fan.

Dry duct

Condensing
duct

Condensing bellows

Thermistor

~

25

Summary of Contents for WD-3274RHD

Page 1: ...NUAL READ THIS MANUAL CAREFULLY TO DIAGNOSE TROUBLECORRECTLY BEFORE OFFERING SERVICE MODEL WD 3274RHD WD 3276RHD CAUTION Website http www LGEservice com For U S A www lg ca For CANADA E mail http www LGEservice com techsup html ...

Page 2: ...REQUENCY 13 7 4 ERROR DISPLAY 14 8 ERROR DIAGNOSIS AND CHECK LIST 16 8 1 DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION 16 8 2 FAULT DIAGNOSIS AND TROUBLESHOOTING 19 9 DISASSEMBLY INSTRUCTIONS 29 10 EXPLODED VIEW AND PARTS LIST 39 10 1 THE EXPLODED VIEW OF CABINET ASSEMBLY 39 10 2 THE EXPLODED VIEW OF CONTROL PANEL AND DISPENSER ASSEMBLY 40 10 3 THE EXPLODED VIEW OF DRUM AND TUB ASSEMBLY 41 10 4 THE ...

Page 3: ...4 5 lbs 4 0 kg DIMENSION 235 8 x 235 8 x 331 2 in 600 x 600 x 850mm WASH PROGRAM Cotton Perm Press Wool Silk Rinse Spin Sanitary WASH DRY PROGRAM Cotton Perm Press Rinse Spin Sanitary OPTION Dry only Extra Rinse Extra Wash DOOR SWITCH TYPE Bi Metal type WATER LEVEL 8 steps by sensor RESERVATION From 3 hours to 19 hours SENSING OF THE LAUNDRY AMOUNT Adapted FUZZY LOGIC Adapted DISPLAY OF THE REMAIN...

Page 4: ...ushless DC motor rotates the Drum directly without belt and pulley Child Lock The Child Lock system has been developed to prevent children from pressing any button to change the program during operation Low noise speed control system By sensing the amount of load and balance automaticaly distributes load evenly to minimize the spinning noise level Auto Restart Although the washing machine is turne...

Page 5: ...s a pressure sensor which can sense the water level in the tub Water supply is stopped when the water level to the preset level then the washing program proceeds Spinning does not proceed until the water in the tub reduces a certain level 5 FUZZY LOGIC laundry amount selected washing temperature water temperature washing time rinsing time spin rhythm time the best washing performance SENSING PROCE...

Page 6: ...able feet For detergent and fabric softener Drawer Drum Drain hose Lower cover cap Drain pump filter Drain plug If the supply cord is damaged it must be replaced by the manufacturer or its service agents or a similarly qualified person in order to avoid a hazard Inlet hose 1 each Wrench ...

Page 7: ...r it works O Kor NOT STANDARD INSTALLATION The appliance should be installed as follows REMOVE THE TRANSIT INSTALL THE APPLIANCE ADJUST THE BOLTS ON FLAT AND FIRM SURFACE HORIZONTAL Remove the transit bolts Turn the leveling feet to 3EA with supplied spanner set the appliance horizontally Keep the transit bolts and spanner for future use Insert the 3 caps provided into the hole The appliance goes ...

Page 8: ... firmly to prevent leak CONNECT DRAIN HOSE CONNECT POWER PLUG 8 Make sure that the hose is not twisted The drain hose should be placed under 100cm from the floor Connect the power plug to the wall outlet Avoid connecting several electric devices It may be the cause of a fire Avoid submerging the end of the hose ...

Page 9: ...mperature clockwise and through the detergent will be displayed counterclockwise dispenser Power off and then power on Check if the door can be opened after 3 minutes Turn off Spin and Temp after pressing the Start Pause button and start the machine again Check drain and Spin If SVC is needed during check remove the remaining water by pulling out the hose cap Check the water heating Check automati...

Page 10: ... proceed Press the Start Pause button to cancel the Rinse Hold function and select spin speed or program Press the Start Pause button again to start program If you want to drain only select the no spin If lamp turns on that function has been selected Option Extra Wash If the laundry is heavily soiled Extra Wash course is effective Extra Wash is available in Sanitary Cotton and Perm press Extra Rin...

Page 11: ...anitary Wash Dry The opposite order is possible Start Pause button Use the button to start or pause wash cycle The power turns off automatically 4 minutes after the pause button is pressed Time Delay Press the button when delayed washing is needed When the button is pressed is displayed maximum delay of hours can be set Each press advances time delay by the hour Use POWER button to cancel TIME DEL...

Page 12: ...ME sec T E P Normal working Time 1 2 3 7 6 5 4 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 20 E N D A U T O O F F 20 Cotton Perm Press Sanitary Wool Silk Rinse Spin Spin Basic Cycle Basic time is minute in washing chart The actual program time can be varied with the load amount Optional Cycle Pre Setting Time Water Supply 120 sec Drain 60 sec 120 min min 60 120 240 60 240 120 180 60 240...

Page 13: ... Press the WATER TEMP button Thermistor in dry duct Press the DRY button Thermistor in condensing duct Press the SPIN and DRY button simultaneously The digits means water level frequency 10 1 Pressing number of START PAUSE button Checking Point Display Status None All lamps turn on 1 time Clockwise spin right Drum rpm About 40 52 2 times Low speed Spin Drum rpm About 70 90 3 times High speed Spin ...

Page 14: ...r level 2 level within 4 minutes after water supplied or not reached to the preset water level within 25 minutes Not fully drained within 5 minutes Water is over flowing over 8 level If is displayed drain pump operates to drain water automatically The sensor pressure switch is out of order In case of operating the reservation function or the other function with door opened Close the door then the ...

Page 15: ...AD WIRE ASSEMBLY is not connected to the connnector of STATOR ASSEMBLY Reconnect or repair the connector The hall sensor is out of order defective Replace the STATOR ASSEMBLY The Dry Heater is out of order Replace the Dry Heater The Connector of the Dry Heater is not connected properly to the connector in the Main PWB ASSEMBLY Reconnect or repair the connector The Dry fan motor is out of order Rep...

Page 16: ... NO Is the power plug connected firmly to 120V outlet Power failure or Breaker opened Is the outlet contralled by a switch Visit to check 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 check Clean the filter of inlet valve ...

Page 17: ... YES Did you press the START PAUSE button when the door is open NO YES Is the debris filter clogged with foreign material such as pins coins etc Is the drain hose frozen with water kinked or crushed Visit to check Close the door Visit to check Check if the door switch is O K Is displayed Clean up the filter ...

Page 18: ...nt of detergent Is softener put in the correct compartment of the drawer Is the drawer closed during wash Is the softener cap clogged Explain how to use softener Clean the compartment for softener Visit to check LOW SUDSING Compartment for softener This appliance has the automatic suds sensing function which operates under much suds condition for good rinse and preventing overflow When much suds a...

Page 19: ... the MAIN PWB ASSEMBLY Put in the connectors correctly NO NO YES YES YES NO NO YES PWB ASSEMBLY MAIN PWB ASSEMBLY MAIN 1 2 Check the fuse Replace MAIN PWB ASSEMBLY Reconnect the PWB ASSEMBLY Reconnect the PWB ASSEMBLY When measuring the voltage of the outlet is the voltage AC 120V Is the led 1 on Is connector 2 disconnected or disassembled Is wire of the PWB ASSEMBLY disconnected Replace PWB ASSEM...

Page 20: ...Refer to 7 2 QC TEST MODE Is water supplied Are replaceptacles correctly connected to the terminals of the INLET VALVE ASSEMBLY Is detergent put in the correct compartment of the drawer Is the detergent caked or hardened Open the tap Check the AIR CHAMBER and the tube clogged with impurity Clean the filter Replace the INLET VALVE ASSEMBLY Replace the MAIN PWB ASSEMBLY Refer to NO WATER SUPPLY Chec...

Page 21: ...Refer to NO WATER SUPPLY Check the wiring on the dispenser Put it in the correct compartment Clean the Cap and Drawer Is the motor bolt loosened Is there friction noise from the motor Is water supplied Are receptacles correctly connected to the terminals of the INLET VALVE ASSEMBLY Is softener put in the correct compartment of the drawer Is the softener cap clogged ...

Page 22: ...r draining is the water level frequency 248 262 or more When pressing SPIN DRY buttons at the same time while wash is the water level frequency between 230 243 Checking voltage between two pins as press the POWER button is the voltage 120V 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 cut off r...

Page 23: ...ature Is the resistance between Thermistor Comectors 2 5k 180k Replace the HEATER ASSEMBLY Check if inlet hose is connected to a hot faucet otherwise replace PWB ASSEMBLY Main Replace Thermister NO After power off is the resistance of wire RED YELLOW connectors between 10 30 Normal NO YES RED YELLOW 1 2 3 YES AC 120V 1 Push the THERMISTOR tightly to the rubber When checking THERMISTOR on the tub i...

Page 24: ...248 or more The frequency can be checked by pressing the OPTION and SPIN buttons at the same time on the program When pressing OPTION SPIN and POWER buttons at the same time after power off press the START PAUSE button 1 times is the drum spinning at low speed Is it disconnected or disassembled Red 3pin 1 NA 4pin 2 Check the motor connector Is the resistance of the terminal same as the figure MOTO...

Page 25: ...ROUBLE CHECK FOR DRY FAN MOTOR TROUBLE NO YES Is the resistance of 2 thermistors on condensing duct and dry duct 2 5kΩ 180kΩ at 105 C 0 C Replace the thermistor 6322FR2046A Condensing Duct 6322FR2046B Dry Duct YES NO Disassemble the dry fan assy and dry duct upper and clean foreign object in duct and fan Dry duct Condensing duct Condensing bellows Thermistor 25 ...

Page 26: ...ce of dry heater 10 40Ω Replace the dry heater YES NO Is thermostat closed Replace the thermostat YES NO When checking voltage between connectors 1 2 on drying is the voltage AC 120V as the figure Wire color Red Blue Replace the PWB assy Main NO 1 2 26 ...

Page 27: ...O Is it disconnected or disassembled 1 Nature 3pin 2 Red 6pin When checking voltage between connectors 1 2 2 3 on drying is the voltage DC 9 15V as the figure Wire color 1 White 2 Blue 3 Black Check the motor connector is the resistance of terminal same as the figure Resistance of terminal 1 3 2 5Ω 2 3 2 5Ω 1 2 3 1 2 1 3 2 27 ...

Page 28: ...f Inlet Valve is AC 120V Refer to 7 TEST MODE NO Replace the inlet valve 5220FR2075C Is resistance of the inlet valve terminal between 2 to 8 kΩ NO YES Clean the filter Isn t the inlet valve filter clogged with impurity YES NO Open the tap Is tap opened NO YES Isn t the water supply shut off NO 28 ...

Page 29: ... arrow direction NThe cover Inner is disassembled L The PWB ASSEMBLY Display connectors are disconnected M Pull out drawer three screws are unscrewed N Press two upper hooks and pull the control panel forward LThe PWB assembly Display is disconnected M When 1 screws are unscrewed on the PWB insulator and the PWB assembly Display is disassembled from the PWB insulator CONTROL PANEL PLATE ASSY TOP H...

Page 30: ...Y Main to arrow direction LThe PLATE ASSEMBLY Top and the cover lnner are disassembled MPull the drawer to arrow direction NTwo screws are unscrewed LThe hose clamps 6EA and the hose are disassembled MThe ventilation bellows are disassembled on the tub PWB ASSEMBLY POWER DISPENSER ASSEMBLY DRAWER DISPENSER ASSEMBLY ...

Page 31: ...screws of the valve holder ƒT When reconnecting the connector 2 1 3 INLET VALVE VALVE L DRY YL BK BK VALVE M LIQUID BLEACH GY WH BK VALVE N NORMAL WASH WH BK BK VALVE HOT BL RD BK L Remove the lower cover to arrow direction after one screw is unscrewed COVER LOWER ...

Page 32: ...ly MRemove the two screws from the hinge LRotate the Cap Remaining Hose to arrow direction MPull it out from hose First prepare a bucket to put in the remained water 32 Cap Remaining Hose DOOR Removing method of remained water ...

Page 33: ...from the cabinet cover LOne screw is unscrewed from the lower cover M The lower cover is disassembled by pulling out NThree screws are unscrewed from the cabinet LThe control panel is removed MScrew is unscrewed from the cabinet cover Cap Remaining Hose GASKET ASSEMBLY ...

Page 34: ... gasket clamp by loosening the screw L Remove dry gasket clamp by loosening the screw L When reassembling the gasket put the drain hole of the gasket downward then assemble Dry Gasket Clamp Tub Gasket Clamp Drain Hole ...

Page 35: ...isconnect the 2 connectors LRemove the bolts at the Tub M The Hinge Damper at the base is pulled off pressing on the snaps at the sharp end N The hinge at the base is pulled off To arrow direction PULLEY MOTOR DAMPER Rotor Bolt Friction Damper Bolt Hinge Damper PULLEY MOTOR FRICTION DAMPER HOW TO ASSEMBLE THE MOTOR ...

Page 36: ...nut MRemove washing heater by pulling out When assembling the washing heater insert the heater to heater clip on the bottom of tub LPull it out by holding the thermistor bracket ƒTIf holding the wire and pulling out it it may be broken PUMP HEATER THERMISTOR Cap Remaining Hose Screw Pump Outlet Hose Tub Pump Bellows Washing Heater Ring Terminal Nut Thermistor Bracket Thermistor bulb CAUTION 36 ...

Page 37: ...he door hinge arm inside the cabinet cover LThe cabinet cover clamp is removed and the gasket is released MTwo screws are unscrewed NThe door lock S W is disconnected form the wiring connector and the strap LRemove washing heater MRemove the foreign object wire coin etc by inserting long bar in the hole DOOR HINGE ASSEMBLY SWITCH ASSEMBLY DOOR LOCK WHEN FOREIGN OBJECT STUCK BETWEEN DRUM AND TUB Ho...

Page 38: ... and dry duct upper LRemove 1 screw and dry heater MRemove thermostat LRemove 2 screws from cabinet LRemove clamp and condensing duct DRY DUCT CONDENSING DUCT Dry fan Assembly Dry Duct Upper Dry Heater Thermostat Condensing Duct Condensing Bellows Clamp 38 ...

Page 39: ...SSEMBLY 10 EXPLODED VIEW AND PART LIST A110 A101 A100 A410 A201 A220 A303 A310 A133 A140 A440 A130 A131 A141 A103 A104 A102 A150 A120 A200 A300 A 22 A430 A485 A450 Non service part Service part A275 A276 A277 HOT ORANGE COLD BLUE 39 ...

Page 40: ...10 2 THE EXPLODED VIEW OF CONTROL PANEL DISPENSER ASSEMBLY 40 F160 F170 F461 F310 F460 F120 F450 F300 F130 Non service part Service part F430 F220 F110 F210 ...

Page 41: ... DRUM TUB ASSEMBLY K350 K143 K310 K105 K410 K610 K611 F140 K320 K540 K520 K531 K340 K344 K341 K343 K530 K510 K511 K513 K131 K130 K141 K140 K110 K142 K411 K420 K123 K360 K211 K125 K122 K115 K121 Non service part Service part 41 ...

Page 42: ...10 4 THE EXPLODED VIEW OF DRYER M100 M110 M210 M101 M220 M230 M120 M121 M310 M312 M311 Non service part Service part 42 ...

Page 43: ...AUG 2002 PRINTED IN KOREA P No 3828ER3013M ...

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