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LG WD1070FH, Instruction Manual, Page: 8 / 33

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LG WD1070FH Instruction Manual Download Page 8

8-1. BEFORE SVC CHECKING

¡Æ

Be careful of electric shock or disconnecting the parts while trouble shooting.

¡Æ

Voltage of each terminal in 220-240V~ and DC while applying an electric current.

8-2. QC TEST MODE.

¤

Pressing Spin, and Temp button simultaneously.

¤Ł

Power supply ON with pressing upper two button. then buzzer sound twice.

¤Ø

Press the START/PAUSE button as follows.

¡a

Press the START/PAUSE button more 4 times until stop spinning

¡b

8-3. HOW TO KNOW THE WATER LEVEL FREQUENCY

ƒR

Press the Option and Spin button simultaneously.

ex) 241 : Water level frequency = 241

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10-1

§

=24.1

§

14

8. TROUBLE SHOOTING

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)

Motor rpm(About 45)

2 times

Low speed Spin

Motor rpm(About 63~67)

3 times

High speed Spin

Motor rpm(About 79~85) : WD(M)-8070F(H)(B)

Motor rpm(About 100~106) : WD(M)-1070(5)F(H)(B)

Motor rpm(About 107~103) : WD(M)-1170(5)F(H)B

Motor rpm(About 114~120) : WD(M)-1270(5)F(H)B

Motor rpm(About 122~127) : WD(M)-1370(5)F(H)B

4 times

Inlet valve for pre-wash operation

Water level frequency(25~65)

5 times

Inlet valve for main-wash operation

Water level frequency(25~65)

Hot inlet valve in case of hot water fill

6 times

Inlet valve for main-wash operation 

Water level frequency(25~65)

7 times

Counterclockwise spin(left)

Motor rpm(About 45)

8 times

A Heater is in operation for 3 sec.

Water Temperature

9 times

Draining pump operation

Water level frequency

10 times

Auto off operation

Summary of Contents for WD1070FH

Page 1: ...Lock The Child Lock system has been developed to prevent children from pressing any button to change the programme during operation Low noise speed control system By sensing the amount of load and balance evenly distributes load to minimize the spinning noise level Auto Restart Although the washing machine is turned off by a power failure it restarts automatically in its stopped process when power...

Page 2: ...evel in the tub When the water level reaches to the preset level water supply is stopped then washing program proceeds Spinning does not proceed until the water in the tub reduces to a certain level 2 4 THE DOOR CAN NOT BE OPENED While program is operating While Door Lock light turns on 5 FUZZY LOGIC laundry amount selected washing temperature water temperature washing time rinse time spin rhythm ...

Page 3: ... 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 4EA with supplied spanner set the appliance horizontally Keep the transit bolts and spanner for future use Insert the 4 caps provided into the hole The appliance goes up by rotati...

Page 4: ...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 the fire Avoid submerging the end of the hose ...

Page 5: ...kwise and counterclockwise through the detergent dispenser be displayed Power off and then power on Check if the door can be opened after Door Lock lamp turns off 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 automatic re...

Page 6: ...12 6 WIRING DIAGRAM option GN YL WD M 8070F H B WD M 1070 5 F H B WD M 1170 5 F H B WD M 1270 5 F H B WD M 1370 5 F H B WD 8070F H WD 1070 5 F H ...

Page 7: ...ime is lengthened So you can economize in your consumption of energy Rinse If you wish to rinse more the Rinse function will remove any trace of detergents Bio If you want to elimenate protein stains milk blood chocolate you may select Bio function by pressing the option button You can select Bio function and Eco function when temperature is higher than 60 C in Whites Coloureds and Synthetic 13 7 ...

Page 8: ... START PAUSE button Checking Point Display Status None All lamps turn on 1 time Clockwise spin right Motor rpm About 45 2 times Low speed Spin Motor rpm About 63 67 3 times High speed Spin Motor rpm About 79 85 WD M 8070F H B Motor rpm About 100 106 WD M 1070 5 F H B Motor rpm About 107 103 WD M 1170 5 F H B Motor rpm About 114 120 WD M 1270 5 F H B Motor rpm About 122 127 WD M 1370 5 F H B 4 time...

Page 9: ... has not reached to the normal level within 25 min 2 IMBALANCE The appliance is tilted ERROR Laundry is gatherd to one side Non distributable things are put into the drum 3 DRAIN ERROR Water has not drained enough within 5 min 4 OVER FLOW Water is automatically being pumped out because too much ERROR water is in the tub 5 SENSOR PRESSURE The sensor pressure switch is out of order S W ERROR 6 DOOR ...

Page 10: ...t open circuited ƒ_ Repair replace the damaged WIRE HARNESS The Hall Sensor is out of order defective ƒ_ Replace the Motor The controller Main is out of order defective ƒ_ Replace the PWB ASSY Main PWB ASSY Main is out of order ƒ_ Replace the PWB ASSY Main Winding in the MOTOR is short circuited ƒ_ Replace the MOTOR The Connector 3 pin male white in the Wire Harness is not connected to the Connect...

Page 11: ...let trouble YES YES YES NO NO YES NO NO Is the power plug connected firmly to 220 240V outlet Power failure or Breaker opened Visit to check Is no inlet 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 12: ...ES Did you press the Start Pause button when the door is open Visit to check Check if the door switch is O K Is no drain displayed Is the debris filter clogged with foreign material such as pin coin and etc Is the drain hose frozen with water kinked or crushed Visit to check Close the door Clean up the filter ...

Page 13: ...nt of detergent Is softener put in the correct compartment of 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 LATHERING DETERGENT Compartment for softener This appliance has the automatic suds sensing function which operates under much suds condition for good rinse and preventing overflow When muc...

Page 14: ...Y MAIN PWB ASSY MAIN 1 2 5 6 Check the fuse Replace PWB assy Main Replace PWB assy Main Reconnect the PWB assy Display Reconnect the PWB assy Display When measuring the voltage of the outlet is the voltage AC 220 240V Is the LED 1 on When measuring the voltage of natural connector 5 6 is the voltage DC 10 16 5V Is connector 2 disconnected or disassembled Is wire of the PWB assy Display disconnecte...

Page 15: ...ry part of the transformer and sensors 2 1 3 PWB ASSY POWER NO NO YES YES YES NO NO YES Check the fuse Replace PWB assy Power Reconnect and repair connector Replace PWB assy Main When measuring the voltage of the outlet is the voltage AC 220 240V When measuring the voltage of blue connector of the PWB assy Power is the voltage AC 220 240V Is connector disconnected or or is the contact bad or cut I...

Page 16: ...en each terminal of inlet Valve is 220 240V Refer to 7 2 TEST MODE Is water supplied Are replaceptacles correctly connected to the terminals of inlet valve Is detergent put in the correct compartment of the drawer Is the detergent hardened Open the tap Check the chamber Air and the tube clogged with impurity Clean the filter Replace the inlet valve Replace PWB assy Main Refer to solution A NO INLE...

Page 17: ...he motor Refer to ANO WATER SUPPLY B Check the wiring on the dispenser Put it in the correct compartment Clean the cap and drawer Is the pulley bolt loosened Is the belt worn Is there friction noise from the motor Is water supplied Are receptacles correctly connected to the terminals of inlet valve Is softener put in the correct compartment of drawer Is the softner cap clogged ...

Page 18: ... wash is the water level frequency between 220 240 Checking voltage between two pins as press the power Button is the voltage 220 240V When pressing Option and Spin at the same time after draining is the water level frequency 252 or more When pressing Option Spin buttons at the same time while wash is the water level frequency between 220 240 Replace the PWB assy POWER or MAIN HEATING WITHOUT WATE...

Page 19: ...l is 90 160 When checking voltage between connectors L M on spinning is the voltage 220 240V as the figure Repair drain hose Remove foreign material Reconnect or repair the connector Replace the pump assy Replace the PWB assy Main Is the drain hose kinked or frozen Is the filter of drain pump clogged Is the connector disconnected or is the contact bad Is the coil of drain pump cut off resistance o...

Page 20: ...nnectors between 10 to 30 Normal NO YES RED YELLOW 1 2 4 3 220 240V PWB ASSY Main 220 240V NO NO YES NO YES WD M 8070F H B WD M 1070 5 F H B WD M 1170 5 F H B WD M 1270 5 F H B WD M 1370 5 F H B WD 8070F H WD 1070 5 F H When checking the voltage between two receptacles of the PWB assy Power during washing Is the voltage 220 240V After power off is the resistance between yellow wire and red wire of...

Page 21: ...Natural connectors a Ł Blue White Violet Ø Blue White b between 2 5k to 180k 105 0 When checking thermistor on the tub cover is the thermistor loosened above 2mm from the rubber HEATING CONTINUOUSLY ABOVE THE SETTING WATER TEMPERATURE Replace the thermistor 6322FR2046B Get the thermistor back to the rubber Is the resistance between two receptacles with BL WH wires parted from PWB assy 2 5k to 180k...

Page 22: ...e checked by pressing the Option and Spin buttons at the same time on the program When pressing Spin Temp and POWER buttons at the same time after power off press the START PAUSE button 2 times is the drum low speed spin Is it disconnected or disassembled a Red 3pin 1 b Check the motor connector is the resistance of the terminal same as the figure MOTOR TERMINAL Resistance of terminal Ł Ł Ø Ø Abou...

Page 23: ...uency can be checked by pressing the Option and Spin buttons at the same time Press Power button with both Spin and Temp buttons pressed after power off Press Start Pause button 2 times Does the drum rotate at low spin speed Is it disconnected or badly contacted Natural 3pin Red 4pin Blue 2pin Yellow 2pin Check the motor connector is the resistance between the terminal in figure the same as below ...

Page 24: ...he top plate backward and upward as shown Disconnect the PWB assy Display connector Pull out the drawer and unscrew 3 screws Push 2 upper hooks down and pull the control panel Pull out the Rotary Dial knob Disconnect the PWB assy Display from the control panel by pushing 5 hooks down and unscrewing 1 screw Hook CONTROL PANEL PLATE ASSY TOP PANEL ASSY CONTROL PWB ASSY DISPLAY ...

Page 25: ...Disassemble the top plate assy Pull out the drawer to arrow direction Unscrew 2 screws The hose clamps and the hose are disassembled The ventilation bellows and the water inlet bellows are disassembled on the tub DISPENSER ASSY PWB ASSY POWER DISPENSOR ASSY DRAWER WD 8070F H WD 1070 5 F H ...

Page 26: ...e lower cover plate by using coin and pull out the lower cover in the arrow direction after a screw is unscrewed 1 2 3 INLET VALVE PWB ASSY MAIN LOWER COVER VALVE 1 MAIN Whited Black Black VALVE 2 PRE Gray White Black VALVE 3 HOT Blue Red Black WD 8070FH WD 1070 5 FH B WD M 1170 5 F H B WD M 1270 5 F H B WD M 1370 5 F H B WD M 8070F H B WD M 1070 5 F H B WD M 1170 5 F H B WD M 1270 5 F H B WD M 13...

Page 27: ... cover Open the lower cover cap and unscrew 1 screw inside Take apart the lower cover Unscrew all the screws on the upper and lower sides of the cabinet cover Take apart the tub gasket clamp Make sure that the drain hole of the gasket is put beneath when reassembling the gasket Refer to the arrow mark on the tub cover GASKET ASSY DOOR ...

Page 28: ...ge again it may be taken off during operation 1 2 3 Hinge Damper Damper PULLEY MOTOR DAMPER PULLEY MOTOR DAMPER Open the lower cover cap L by using coin Unplug the drain plug M then the water flows out At this time use a vessel to prevent water flowing on the floor If the water does not flow any more turn the pump filter N open to the left Take out any foreign material from the pump filter N After...

Page 29: ... 3 screws fixing the heater protecting cover Loosen the M6 heater nut to pull out the heater When mounting the heater be sure to insert the heater into the heater clip on the bottom of the tub Pull it out by holding the thermistor bracket If it is pulled by the wire it may be broken When mounting the thermistor again make sure that it is got back tight to the rubber PUMP HEATER THERMISTOR CAUTION ...

Page 30: ...e the gasket Unscrew 2 screws on the door hinge Push the door hinge arm to the inside of the cabinet cover for disassembling Take apart the cabinet cover clamp and release the gasket Unscrew 2 screws holding the Door Lock Disconnect the door lock from the wiring connector Remove the heater Remove the foreign material wire coin and others by inserting a long bar through the hole ...

Page 31: ...DED VIEW A110 A120 A101 A100 A430 A104 A102 A410 A200 A201 A220 A310 A300 A303 A133 A132 A440 A140 A130 A131 A141 A450 Non service part Service part A273 A274 A271 A272 A275 A276 A277 A270 HOT ORANGE COLD BLUE HOT ORANGE COLD BLUE HOT ORANGE COLD BLUE A150 ...

Page 32: ...11 2 THE EXPLODED VIEW OF CONTROL PANEL DISPENSER ASSY 38 F160 A276 F431 F170 F432 F120 F220 F130 F300 F430 F440 F310 Non service part Service part F110 F210 ...

Page 33: ...21 K210 K220 K122 K125 K105 K100 K104 K410 K150 F140 K610 K343 K550 K540 K520 K531 K344 K340 K320 K310 K510 K141 K142 K110 K420 K411 K103 K135 K136 K101 K131 K130 K131 K611 K144 K140 K102 K121 K530 Non service part Service part K331 K332 K333 K330 ...

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