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16

4

DRYER CYCLE PROCESS

Cycle

Default

Conditions of operation and termination

Temp-

erature

Dry

Level

Display

time

Drying

Cooling

Wrinkle care

Time

Electro-

sensor

Temp-

Control

Default

time

Temp-

Control**

Load

Motor

Heater

Temperature Control for each cycle

Off Time: 6 min

On Time: 10 sec

*Sensor dry :  Dry Level  is set by users.
**Manual dry :  Temperature control  is set by users.
Default settings can be adjusted by users.

DLEX8000* / DLGX8001*

DLEX8100* / DLGX8101*

Sensor

Dry

STEAM FRESH

TM

ANTI

BACTERIAL

PERM PRESS

COTTON/NORMAL

DELICATES

TOWELS

WOOL

JUMBO DRY

HEAVY DUTY

SPOT CLEAN

SUPER DRY

STEAM

SAINTARY

TM

TM

MID HIGH

MID HIGH

MEDIUM

MEDIUM

MEDIUM

Very DRY

HIGH

HIGH

HIGH

HIGH

LOW

LOW

LOW

20 min

Saturation

Saturation

Saturation

Saturation

Saturation

Saturation

Saturation

Saturation

Saturation

Saturation

64

±

2˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

45

±5

˚C

38

±5

˚C

66

±

2˚C

66

±

2˚C

66

±

2˚C

66

±

2˚C

60

±

2˚C

58

±

2˚C

50

±

2˚C

66

±

2˚C

66

±

2˚C

5 min

5 min

5 min

5 min

5 min

5 min

5 min

5 min

5 min

5 min

39 min

70 min

Saturation

5 min

54 min

85 min

32 min

41 min

28 min

55 min

55 min

59 min

3 Hr

Saturation

5 min

22 min

Manual

Dry

SPEED DRY

HIGH

NO HEAT 

Saturation

5 min

25 min

3 Hr

66

±

2˚C

ADJUSTABLE

ADJUSTABLE

NORMAL

ADJUSTABLE

NORMAL

ADJUSTABLE

NORMAL

ADJUSTABLE

NORMAL

ADJUSTABLE

NORMAL

ADJUSTABLE

OFF

OFF

OFF

VERY

OFF

OFF

AIR DRY

Saturation

30 min

OFF

50

±

2˚C

60

±

2˚C

NORMAL

ADJUSTABLE

When checking components, turn the power off and discharge voltage.

COMPONENT TESTING INFORMATION

5

!

CAUTION

Component

Test Procedure

Check result

     Remark

1. Thermal cut off

•

 Check Top Marking:

N140

Measure resistance of terminal

to terminal

Open at 284 ± 41°F

(140 ± 5°C)
Auto reset -31°F (-35°C)

Same shape as outlet thermostat.

If thermal fuse is open must

be replaced

Resistance value 

୒

∞

Continuity (250°F 

˨

) < 1

Ω

•

 Heater case-

Safety

•

 Electric type

2. Hi limit Thermostat 

(Auto reset)

Measure resistance of terminal

to terminal

Open at 257 ± 9°F

(125 ± 5°C)
Close at 221 ± 9°F

(94 ± 7°C)

Resistance value 

୒

∞

Resistance value < 5

Ω

•

 Heater case - 

Hi limit

•

 Electric type

3. Outlet Thermostat 

( Auto reset)

•

 Check Top Marking:

N85

Measure resistance of terminal

to terminal

Open at 185 ± 41°F

(85 ± 5°C)
Close at 167 ± 41°F

(75 ± 5°C)

Same shape as thermal cut off.

Resistance value 

୒

∞

Resistance value < 5

Ω

•

 Blow housing -

Safety

•

 Electric type

4. LED Lamp

Schematic:

If the lamp is turned on

by connecting is normal.

It is not 

measured by

multimeter

because V  is

3.2V

th

6. Idler switch

Measure resistance of the

following  terminal:
COM - NC 

1. Lever open

Resistance value < 1

Ω

2. Lever push (close)

Resistance value 

୒

∞

5. Door switch

Measure resistance of the

following  terminal
1) Door open

Terminal: COM - NC (1-3)
Terminal: COM - NO (1-2)

2) Door closed

Terminal: COM - NC (1-3)
Terminal: COM - NO (1-2)

Resistance value < 1

Ω

Resistance value 

୒

∞

Resistance value 

୒

∞

Resistance value < 1

Ω

19

4

DRYER CYCLE PROCESS

Summary of Contents for DLEX8000

Page 1: ...by way of email facsimile or other electronic means publication modification copying or transmission of this Service Manual is STRICTLY PROHIBITED unless you have obtained the prior written consent of the LG Electronics entity from which you received this Service Manual The material covered by this prohibition includes without limitation any text graphics or logos in this Service Manual Copyright ...

Page 2: ...ems are present everywhere ESD may damage or weaken the electronic control assembly The new control assembly may appear to work well after repair is finished but failure may occur at a later date due to ESD stress Use an anti static wrist strap Connect wrist strap to green ground connection point or unpainted metal in the appliance OR Touch your finger repeatedly to a green ground connection point...

Page 3: ...or Test 34 10 4 TEST 4 Moisture Sensor 35 10 5 TEST 5 Door Switch Test 36 10 6 TEST 6 Heater Switch Test Electric Type 37 10 7 TEST 7 Gas Valve Test Gas Type 38 10 8 TEST 8 Motor Assembly DC Pump 39 10 9 TEST 9 Generator Assembly 39 11 CHANGE GAS SETTING NATURAL GAS PROPANE GAS 40 12 DISASSEMBLY INSTRUCTIONS 42 13 EXPLODED VIEW 52 13 1 CONTROL PANEL AND PLATE ASSEMBLY 52 13 2 PANEL DRAWER ASSEMBLY...

Page 4: ...DLEX8100 DLGX8001 DLGX8101 Name Electric and Gas Dryer Please refer to the rating label regarding detailed information 29 W X 32 1 D X 40 8 H inch Size Weight Dryer capacity IEC 9 0 cu Ft IEC 9 0 cu Ft 158 lbs 161 lbs Power supply 8 e g a p e e S Pedestal 1 each Purchased Separately 1 SPECIFICATIONS ...

Page 5: ...Reversible Door Drum Dryer Rack Child Lock Interior Light Product WxDxH Sensor Power Supply Material and Finish Chrome ELEC GAS 120 V 240 V 60 Hz 26 A 120 V 208 V 60 Hz 23 A 120 V 60 Hz 13 A 545 W 6 35 A 5400 W 22 5 A 4100 W 21 A 1 W 0 085 A 13 W 0 11 A x 2 1100 W 9 2 A 2 4 W 0 15 A Electronic 9 0 cu ft 158 161 14 5 5 5 Available Available Available Alcosta Available Available Available 29 x 32 1 ...

Page 6: ... 6 Dryer Rack Installation Instructions Open the door Hold the dryer rack with both hands Put the dryer rack into the drum Check and be sure that th e front of the rack is properly seated behind the lint filte r 2 FEATURES AND BENEFITS 3 INSTALLATION INSTRUCTIONS ...

Page 7: ...s Do not use a stacking kit with a gas dryer in potentially unstable conditions like a mobile home Stacking Kit Installation Instructions Place the washer firmly on a stable even and solid floor as product installation instructions describe in the owner s manual Do not attempt this alone At least two people are required to lift and position the dryer on top of a washing machine Failure to heed thi...

Page 8: ...iance and pedestal assembly must be placed on a solid sturdy level floor for proper operation Insert the T clip of the 4 retainers into the dryer base as shown Press up on the back of the clip and pull outward to lock into place Place the dryer on the pedestal Make sure the front and back feet are in the correct positions The dryer feet will fit into the innermost positions as shown Make sure the ...

Page 9: ...ng of the gas supply Failure to do so can result in fire explosion or death Supply line requirements Your laundry room must have a rigid gas supply line to your dryer In the United States an individual manual shutoff valve MUST be installed within at least 6 ft 1 8 m of the dryer in accordance with the National Fuel Gas Code ANSI Z223 1 or Canadian gas installation code CSA B149 1 A1 8 pipe plug m...

Page 10: ...o do so can result in fire explosion or death Gas dryers MUST exhaust to the outdoors Failure to do so can result in fire explosion or death Connecting the Gas Supply 1 Make sure that the gas supply to the laundry room is turned OFF Confirm that the type of gas available in your laundry room is appropriate for the dryer The dryer is prepared for Natural Gas with a 3 2 Remove the shipping cap from ...

Page 11: ...11 Connecting electric dryers ...

Page 12: ... terminal block access cover on the upper back of the dryer Install a UL listed strain relief into the power cord through hole then thread a UL listed 30 A 240 V 4 wire 10 AWG minimum copper conductor power cord through the strain relief Use a 30 A 240 V UL listed power cord with 10 AWG minimum copper conductor and closed loop or forked terminals with upturned ends Transfer the dryer s ground wire...

Page 13: ...three wires and strip 1 inch 2 5 cm insulation from each wire Bend the ends of the three shorter wires into a hook shape Remove the terminal block access cover on the upper back of the dryer Install a UL listed strain relief into the power cord through hole then thread the power cable prepared in Step 1 through the strain relief Use UL listed 4 wire 10 AWG minimum copper conductor cable Allow at l...

Page 14: ...ed Remove the terminal block access cover on the upper back of the dryer Install a UL listed strain relief into the power cord through hole then thread a UL listed 30 A 240 V 3 wire 10 AWG minimum copper conductor power cord through the strain relief Use a 30 A 240 V UL listed power cord with 10 AWG minimum copper conductor and closed loop or forked terminals with upturned ends Attach the two hot ...

Page 15: ...15 Connecting Electric Dryers cont USA only ...

Page 16: ...ID HIGH MEDIUM MEDIUM MEDIUM Very DRY HIGH HIGH HIGH HIGH LOW LOW LOW 20 min Saturation Saturation Saturation Saturation Saturation Saturation Saturation Saturation Saturation Saturation 64 2 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 45 5 C 38 5 C 66 2 C 66 2 C 66 2 C 66 2 C 60 2 C 58 2 C 50 2 C 66 2 C 66 2 C 5 min 5 min 5 min 5 min 5 min 5 min 5 min 5 min 5 min 5 min...

Page 17: ...Hi limit Electric type 3 Outlet Thermostat Auto reset Check Top Marking N85 Measure resistance of terminal to terminal Open at 185 41 F 85 5 C Close at 167 41 F 75 5 C Same shape as thermal cut off Resistance value Resistance value 5Ω Blow housing Safety Electric type 4 LED Lamp Schematic If the lamp is turned on by connecting is normal It is not measured by multimeter because V is 3 2V th 6 Idler...

Page 18: ...rature condition 58 F 104F 10 40 C Resistance value 10Ω Heater case Hi limit Electric type 9 Motor See Page 21 10 Gas valve valve 1 valve 2 Measure resistance of the following terminal Valve 1 terminal Valve 2 terminal Resistance value 1 5 2 5 kΩ Gas type 11 Igniter Measure resistance of terminal to terminal Resistance value 50 800 Ω Gas type 12 Flame Detect Measure resistance of terminal to termi...

Page 19: ...ance of terminal to terminal Open at 203 41 F 95 5 C Close at 158 41 F 70 5 C Resistance value Continuity 1Ω Gas type Gas funnel 14 Outlet Thermostat Manual reset Check Top Marking N110 Measure resistance of terminal to terminal Open at 230 41 F 110 5 C Manual reset Resistance value Continuity 1Ω Gas type Gas funnel 21 ...

Page 20: ...ff by Centrifugal Switch STOP MODE When Motor does not operate RUN MODE Motor operates When checking components turn the power off and discharge voltage NOTE Centrifugal switch Centrifugal switch Pull Drive forward 22 6 MOTOR DIAGRAM AND SCHEMATIC ...

Page 21: ...21 7 WIRING DIAGRAM 23 7 WIRING DIAGRAM ...

Page 22: ...MAL PERM PRESS DELICATES REDUCE S T ATIC EASY IRON STEAM OPTION TIME DRY Shirt 70 cotton 30 poly blend Except especially delicate fabrics The steam feeder must be filled with water up to the MAX line Otherwise an error message will be displayed If the lint filter or exhaust duct is clogged the steam options will not give proper results For best results load articles of similar size and fabric type...

Page 23: ...om nozzle when steam cycle starts Steam doesn t generate but no error code is shown Garments still wrinkled after STEAM FRESH There are no creases left on garment after STEAM FRESH Garments have static after REDUCE STATIC Garments are too damp or too dry after REDUCE STATIC Garments are not uniformly damp after EASY IRON Water drips from door during steam cycle This is normal Steam vapor is diffic...

Page 24: ...erator Thermistor of steam generator Steam generator thermistor open or shorted tE4 tE4 error is only displayed in the test mode Replace the steam generator Water supply pump When the pump valve is less than 10 in the test mode E5 PS EE tE5 error is only displayed in the test mode Check the connection between harness wire and connector Replace the water supply pump Steam generator Wire Connection ...

Page 25: ...to the need of cleaning the duct When the alarm about Duct clogging is displayed clean the duct or call a servicer to clean them The FlowSenseTM display consists of four bars inside a box The display has only two possible displays as only two possible displays as shown here Also see the figure shown below No bars displayed 4 bars displayed 9 1 Flow Sensor 4 Bars NO Bars CLOGGE D Check and Clean Du...

Page 26: ...ion test The code will display if the activation is successful 3 Press START PAUSE button The dryer will start the test which will last about two minutes The heat will be turned on and the temperatures in the drum will be measured 4 Check the display for results During the test cycle monitor the FLOW SENSETM display on the control panel If no bars are displayed when the cycle ends the exhaust syst...

Page 27: ...rea around the dryer clean and free of clutter Check the vent hood for damage or lint clogging Make sure the area around the vent hood is clear FLOW SENSETM indicator shows four bars during the drying cycle or the display drying many turns restrictions ductwork due to lint buildup or debris restriction in the external dryer venting Install a shorter or straighter duct run See the Instructions Duct...

Page 28: ... Error Pump runs E5 Power off OO Motor runs Displays Moisture Sensor Operation If moisture sensor is contacted with damp cloth The display number is below180 under normal circumstances 240 Low moisture 68 High moisture 1nES Elec Type 1n9S Gas Type d02 U03 DISPLAY PGM MAIN PGM ver 1nES U03 d02 Current Temp 5 70 Current Temp 5 70 Pump AD valve 11 255 Electric control and Temperature sensor ELECTRIC ...

Page 29: ...odel Heater Outer Coil Igniter Heater Inner Coil Steam Heater In Steam Heater out DC Lamp Remark X561 Blue X562 Blue CN4 Blue Door Switch Sensing Signal BL2 Blue Belt Switch In Motor Frame Detect Signal Outlet Thermistor Gas Valve 1 SV1 Gas Valve 2 SV2 Pump AG AG Sensor H AG Thermistor Power Switch To Display PWB All To Display PWB Electrode Sensor Earth Duct Sensing Signal Hi Limit YL3 Yellow NA8...

Page 30: ...ature Control below 70 4 C Turn on Burner Temperature Control below 47 4 C Turn on Burner Temperature Control below 52 4 C Only Turn on Heater1 on on O O on off off on on on Low Extra Low PCB ASSEMBLY LAYOUT Low Extra Low Connector Housing Black Check the Matching color Between Harness wire and Tab Relay Black Housing Black Tab Relay Check the Matching color Between Harness wire and Tab Relay Whit...

Page 31: ...ure Table1 4 please check the Connection of 2 Status Table of Connection Because improper Connection of the equipment dryer can be damaged of changing heater CAUTION Connector Housing Black Check the Matching color Between Harness wire and Tab Relay Black Housing Black Tab Relay Color Table 2 Connection of Tab Relay with PCB ASSEMBLY Gas Table1 Wrong Connection of the Tab Relay and Connector Housi...

Page 32: ...on With the dryer plugged in check the voltage at the power cord plug between the neutral and L1 and L2 for electric dryers Is the voltage 120 VAC while pressing the START PAUSE button Replace main PCB Replace display PCB Check power cord Check terminal block connections Check the power supply fuse or circuit breaker Check the receptacle connections YES YES NO NO NO YES YES NOTE To properly check ...

Page 33: ... thermistor in the chart Use room termistor is warm from running the dryer Check if control and the 8 Pin connector are properly connected Replace controller Replace thermistor Check if resistance is in the range of Table 1 when measuring resistance between terminals after separating harness from thermistor assembly connector Check harness linking connector NO NO YES YES Table 1 Resistance for The...

Page 34: ... outlet Thermostat Refer to component Check idler assembly Drum belt cuts off Drum belt takes off from motor pulley Replace idler switch Is resistance below 3 yellow tab relay connector X2 and Connect BL2 Yellow wire Ω between Brown wire on the Measure while door is closed Is resistance below 3 Ω between connector WH4 Yellow wire and WH4 Brown wire Is resistance below 1Ω between terminals of outle...

Page 35: ...d be between 30 and 255 The numbers should start decreasing as the control senses the moisture in your skin 7 After you have observed the number decreasing remove your fingers from the sensor bars The numbers will continue to decrease for a few seconds minimum 30 and the begin to increase maximum 255 8 If this test fails proceed with the MECHANICAL TEST below Test 4 Moisture sensor YES YES YES YES...

Page 36: ...imes if turned on and the drum light if equipped should come on If the dE error code is not displayed or the light does not come on proceed with the MECHANICAL TEST below If the error displays and light comes on the door switch is working properly Test 5 Door swich test NO NO YES YES Disconnect the Tab Relay Black and Blue from the main PCB Measure the resistance between the NA8 GN pin and a chass...

Page 37: ... the black tab relay connector Is the resistance 18 22 Measure the resistance between BL2 YL and Blue wire on the white tab relay connector connector Is the resistance 18 22 Measure the resistance between Black wire on the black tab relay connector and Blue wire on the white tab relay connector Is the resistance 36 44 Refer to the hi limit thermostat and thermal cut off component tests Check power...

Page 38: ... 90 V DC 10 sec after igniter off When measuring terminal resistance on valve 1 and valve 2 valves are more than1 5 2 5 kΩ Measure after Power off If valve 1 and valve 2 read less than 10 V DC are the valves off Harness check Controller change Check thermostat hi limit safety Check Igniter and frame detect Check gas connection or gas supply Change valve Change valve YES YES YES YES YES NO NO NO NO...

Page 39: ...re succession you could damage the main board YES NO Replace the DC pump Normal condition see page 26 for diagnostic test information Test 8 Motor Assembly DC Pump Test 9 Generator Assembly Caution Trouble Symptom Measurement Condition Before measuring resistance be sure to turn power off and discharge voltage When discharging contact the metal plug of power cord with the ground wire During steam ...

Page 40: ...Replacement Label Instruction Sheet NCU PCK Remove 2 screws Disassemble the pipe assembly Replace natural gas orifice with propane gas orifice Opened Closed Full open Adjustment screw Close Adjustment screw Orifice Initially j G G G G G G G G G G G V G UGj G G G G G G G Warning The burner is set for natural gas at the factory The propane orifice conversion kit is sold as a service part to autheriz...

Page 41: ... pnup ly hs lGY mshtl kl lj OPEN GAS VALVE STRUCTURE Adjustment Screw GAS VALVE FLOW START KEY PUSH DRYING F F O 2 E V L A V N O 1 E V L A V VALVE 2 ON IGNITER ON FLAME DETECT OPEN IGNITER TEMPERATURE ABOUT GAS IGNITION FLAME DETECT CLOSE VALVE 2 OFF uv uv lz lz 43 ...

Page 42: ...y Protect your hands and arms from sharp edges when working To reduce the risk of Injury to persons adhere to all industry recommended safety procedures including the use of long sleeved gloves and safety glasses WARNING THE DRYER TOP PLATE IS VERY LARGE AND HEAVY Fallure to follow instructions can result in damage to the dryer property damage or Injury to persons 1 Remove 3 screws on the upper pl...

Page 43: ...ANEL DRAWER ASSEMBLY PCB ASSEMBLY 1 Pull the drawer 2 Lift out the steam feeder 1 Remove 2 screws on the frame body 2 Open the cover guide and disconnect the connectors 3 Lift the hook and pull out the drawer ...

Page 44: ...ws on the PCB assembly 5 Disassemble the control panel assembly WARNING When you disassemble the control panel be sure to disconnect the dryer from its electrical supply Protect your hands and arms from sharp edges when working To reduce the risk of Injury to persons adhere to all industry recommended safety procedures including the use of long sleeved gloves and safety glasses ...

Page 45: ...ver 6 Disconnect the harness of door switch WARNING When you disassemble the door switch connector be sure to disconnect the dryer from its electrical supply Protect your hands and arms from sharp edges when working To reduce the risk of Injury to persons adhere to all industry recommended safety procedures including the use of long sleeved gloves and safety glasses ...

Page 46: ...46 48 XU Remove 3 screws on the frame body YU Push the guide assembly to the back side and then lift it ZU Separate 2 hoses from the pump and generator U Lift a pump and generator up GUIDE ASM ...

Page 47: ...47 49 XU Remove 6 screws on the frame body and then disassemble the frame body YU Remove 4 screws on the panel frame and then remove it BODY FRAME PANEL FRAME ...

Page 48: ...rking To reduce the risk of Injury to persons adhere to all industry recommended safety procedures including the use of long sleeved gloves and safety glasses Disconnect the door lamp and electrode sensor connector Remove 1 screw Remove 4 screws the front bulkhead Remove the control panel Hold the lamp in place while pressing lamp both side Replace the new lamp ...

Page 49: ...mitselectricalsupply Protectyour handsandarmsfromsharpedgeswhenworkinginsidethe cabinet Toreducethe riskofInjurytopersonsadhereto all industryrecommendedsafetyproceduresincludingtheuse of longsleevedglovesandsafetyglasses Note Use real foil duct tape Do not use the inexpensive canvas and adhesive tape It will dry out leak lint and present a fire hazard ...

Page 50: ...50 1 Remove 5 screws 2 Pull down to remove the Air Duct 3 Remove the filter 4 Remove cover filter and guide filter 5 Disconnect the electrode sensor AIR DUCT FILTER ASSEMBLY ...

Page 51: ...cabinet and front bulkhead 3 Remove the drum assembly 4 Remove 7 screws 5 Pull the rear bulkhead towards the front 6 Remove the blower wheel Left hand thread 7 Disconnect the motor clamp and motor ROLLERS 1 Disassemble the top plate 2 Remove the cover cabinet and front bulkhead 3 Remove the drum assembly and front bulkhead 4 Disconnect the air duct from the front bulkhead 5 Remove the rollers from...

Page 52: ...52 13 EXPLODED VIEW 54 A211 A210 A120 A110 A130 F211 F215 13 EXPLODED VIEW ...

Page 53: ...53 55 K503 K508 K501 A090 K507 K505 K502 A160 A170 K504 K506 A161 A172 A171 A350 ...

Page 54: ...54 13 3 1 Cabinet and Door Assembly Electric Type A570 A530 A525 A540 A520 A500 A800 A400 A420 A430 A390 A310 A410 A450 A460 A590 A131 A700 A320 A325 A300 A308 A610 A600 A330 ...

Page 55: ...55 13 3 2 Cabinet and Door Assembly Gas Type A390 A530 A525 A540 A520 A800 A500 A131 A550 A400 A420 A430 A320 A310 A410 A450 A460 A325 A300 A308 A590 A700 A600 A330 ...

Page 56: ...K250 K251 K350 K240 F110 F120 K540 K515 K510 K520 K250 K251 K550 K560 K600 K651 K650 K640 K655 K530 K660 F200 K411 K410 K211 K212 K210 K221 K120 K100 K140 K130 K320 K310 K335 K330 K620 K610 F150 K141 K252 F130 F140 ...

Page 57: ...650 K640 K655 K651 K530 K660 K250 K251 K550 K560 K540 K515 K510 K520 K240 M160 M171 M170 M140 M110 M181 M180 M190 M141 M150 M210 K211 K212 K210 K400 K411 K221 K310 K335 K330 K320 K620 K610 M250 M240 K120 K100 K140 K130 M260 K410 K336 K141 ...

Page 58: ...MAR 2017 PRINTED IN KOREA P No MFL62119939 ...

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