LG DLEX0001TM Service Manual Download Page 25 | Manualshive

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1. Flow sensor bars light up

Is Lint Filter full?

No

Yes

Yes

Is Duct clogged?

Clean lint filter before every load

Check & clean duct.

2. Flow sensor bars light up and does not disappear.

Make sure that the ductwork is not
crushed or restricted.

Check for blockages and lint build up.

Avoid long runs of ducts or runs
with multiple elbows or bends.

*Control Panel

1. Flow sensor lights up 2 bars even when vents have been clean and even when the vents are off.

This is Normal.

After Flow sensor Recheck Full Next Cycle, Flow sensor is Reset.

(Flow sensor bars will disappear after Dryer has operated two cycle)

2. Is Flow sensor display changed from 4 bars to 2 bar after cleaning the duct.

Ductwork is slightly too long or has too many elbows.
Dryer can be used in this condition.

Displayed and Don’t disappear Bars

10-3 Troubleshooting for flow sensor dryer

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Summary of Contents for DLEX0001TM

Page 1: ...rvice com Canadian Website http lg ca ELECTRIC GAS DRYER SERVICE MANUAL CAUTION READ THIS MANUAL CAREFULLY IN ORDER TO PROPERLY DIAGNOSE PROBLEMS AND TO SAFELY PROVIDE QUALITY SERVICE ON THESE DRYERS MODEL DLEX0001TM DLGX0002TM ...

Page 2: ...November 2007 PRINTED IN KOREA P No 3828EL3005P ...

Page 3: ...blems 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 poi...

Page 4: ...ST 1 120V AC ELECTRICAL SUPPLY 27 11 2 TEST 2 THERMISTOR TEST 29 11 3 TEST 3 MOTOR TEST 30 11 4 TEST 4 MOISTURE SENSOR 31 11 5 TEST 5 DOOR SWITCH TEST 32 11 6 TEST 6 HEATER SWITCH TEST ELECTRIC MODEL 33 11 7 TEST 7 GAS VALVE TEST GAS MODEL 34 11 8 TEST 8 SEMI CONDUCTOR 35 11 9 TEST 9 MOTOR ASSEMBLY DC PUMP 35 11 10 TEST 10 GENERATOR ASSEMBLY 36 12 CHANGE GAS SETTING NATURAL GAS PROPANE GAS 37 13 D...

Page 5: ...formation Size 27 X 29 9 X 38 7 inch Dryer capacity IEC 7 3 cu ft Weight 131 Ibs Specifications are subject to change by manufacturer ACCESSORIES Dryer rack 1 each Stacking kit 1 each Purchased Separately Pedestal 1 each Purchased Separately See page 6 See page 7 See page 8 Remote Laundry Monitor Purchased Separately ...

Page 6: ... Product WxHxD Packing WxHxD Sound levels Dryer Rack Drum No of Dry Levels No of Dry Options No of Programs 2 No of Steam Options DRUM CAPACITY CONTROL TYPE No of Temperature Controls Weight lbs Net Gross AC 120V AG HEATER 1100W 9 2A AC 120V STEAM MODEL DC PUMP 1 7W 0 15A ADC 12V STEAM MODEL GASMODEL AC 240V ELECTRICMODEL Electrode sensor Thermistor AC 120V AC 120V REMARK DLEX0001TM DLGX0002TM Ava...

Page 7: ...LATION INSTRUCTIONS 3 Open the door Hold the dryer rack with both hands Put the dryer rack into the drum Check and be sure that the front of the rack is properly seated behind the lint filter 1 2 3 Dryer Rack Installation Instructions ...

Page 8: ...dryer on top of the washer by placing the legs as shown Be careful not to pinch fingers between the washer and dryer Slide the dryer back against the stop on the side rail Insert the front rail of the stacking kit Push the front rail back against the stops on the side brackets Do not use a stacking kit with a gas dryer in potentially unstable conditions like a mobile home Stacking kit Do not attem...

Page 9: ... be placed on a solid and level floor for proper operation Adjust the legs of the appliance and pedestal by turning with a wrench Then adjust the lock unt toward the pedestal while holding the pedestal leg using a wrench 1 Remove pedestal installation hardware and instructions from the shipping carton 2 Position the dryer on top of the pedestal 3 Remove the paper from the bracket for washer combo ...

Page 10: ...wires a hook shape Then put the hooked shape end of the wire under the screw of the terminal block hooked end facing rightward and pinch the hook together and screw tightly Use the instructions under option 1 if your home homehas a 4 wire receptacle NEMA type 14 30R If this type is available at your home you will be connecting to a fused disconnect or circuit breaker box 1 Connect neutral wire whi...

Page 11: ...f the wire under the screw of the terminal block hooked end facing rightward and pinch the hook together and screw tightly cm 31 2 8 6 cm 1 2 5 cm 5 12 7 cm 1 2 5 cm 3V 3V2 8 9 cm 8 9 cm 3 wire connection Direct wire 1 Connect the neutral wire white of the power cord to the center terminal block screw 2 Connect the red and black wires to the left and right terminal block screws 3 Connect the groun...

Page 12: ...ordinances permit the connection of a frame grounding conductor to the neutral wire use these instructions If your local codes or ordinances do not allow the connection of a frame grounding conductor to the neutral wire use the instructions under Section 3 Optional 3 wire connection 1 Connect the neutral white or center wire B to the center silver colored screw A and tighten securely 2 Connect the...

Page 13: ...ten all connections securely Turn on gas and check all pipe connections internal external for gas leaks with a non corrosive leak detection fluid 5 For L P Liquefied Petroleum gas connection refer to section on Gas Requirements For further assistance refer to section on Gas Requirements 1 New Stainless Steel Flexible Connector Use only if allowed by local codes Use Design A G A Certified Connector...

Page 14: ...ration Saturation 55min 41min 36min 32min 34min 34min 20min 25min 30min 5min 5min 5min 5min 5min 5min 1min 5min N A 68 4 C 66 4 C 60 4 C 52 3 C 52 3 C 45 3 C 60 4 C 70 5 C No heater 47 5 C 47 5 C 47 5 C 47 5 C 38 5 C 38 5 C 47 5 C 47 5 C N A Saturation Load Sensor Dry Manual Dry Default Drying Electro sensor Temp Control Default time Temp Control Cooling Wrinkle care Conditions of operation and te...

Page 15: ... Heater case Hi limit Electric type 3 Outlet Thermostat Auto reset Check Top Marking N85 Measure resistance of terminal to terminal Open at 185 9 F 85 5 C Close at 149 9 F 65 5 C Same shape as Thermal cut off Resistance value Resistance value 5Ω Blow housing Safety Electric type 4 Lamp holder Measure resistance of terminal to terminal Resistance value 80Ω 100Ω 6 Idler switch Measure resistance of ...

Page 16: ...58 F 10 40 C 58 F 104F 10 40 C Resistance value 10Ω Heater case Hi limit Electric type 9 Motor See Page 13 10 Gas valve valve 1 valve 2 Measure resistance of the following terminal Valve 1 terminal Valve 2 terminal Resistance value 1 5 kΩ Resistance value 1 5 2 5 kΩ Gas type 11 Igniter Measure resistance of terminal to terminal Resistance value 100 800Ω Gas type 12 Frame Detect Measure resistance ...

Page 17: ... terminal Open at 203 7 F 95 5 C Close at 158 9 F 70 5 C Resistance value Continuity 1Ω Gas type Gas funnel 14 Outlet Thermostat Manual reset Check Top Marking N100 Measure resistance of terminal to terminal Open at 212 12 F 100 7 C Manual reset If thermal fuse is open must be replaced Resistance value Continuity 1Ω Gas type Gas funnel ...

Page 18: ... On Off by Centrifugal Switch STOP MODE When Motor does not operate RUN MODE Motor operates When checking Component be sure to turn Power off then do voltage discharge sufficiently NOTE Centrifugal switch Centrifugal switch Pull Drive forward ...

Page 19: ... Triton D LCD North America MAIN P NO 7 SEG DISPLAY NOTE MODEL AS DIAGNOSTIC TEST 01 x o x5 GAS R226 R112 334 TRANS 6170EC1006F 100K 1 2W 200K 1 2W BOM Elec Triton D LCD North America Gas Triton D LCD North America BOM 100K 1 2W 100K 1 2W 6170EC1006F R178 R227 R179 R228 R180 Elec 110V 220V DUCT SENSING MICOM NOTE R117 STEAM O STEAM X o x o x o x o o o o x x x x 02 P N A B Main PWB Asm TRITON DRYER...

Page 20: ...19 WIRING DIAGRAM 8 ELECTRIC DRYER WIRING DIAGRAM GAS DRYER WIRING DIAGRAM ...

Page 21: ... are obtained with cotton poly blend fabrics STEAM DEFAULT TIME TEMP CONTROL DRY LEVEL FABRIC STATE FABRIC TYPE MAXIMUM AMOUNT STEAM FRESHTM 20 minutes O Dry Comforter Shirts except specially delicate fabrics Single 1 each 5 each REDUCE STATIC STEAM FRESHTM 10 minutes O Dry 8 lbs EASY IRON STEAM FRESHTM 12 minutes O Dry Shirts 5 each REDUCE STATIC O Wet Follow selected cycle 8 lbs EASY IRON O Wet ...

Page 22: ...tion may form on the inside of the door Steam is released at different stages of the cycle for each option Steam will not normally be visible although condensation may form on the inside of the door Top plate of the dryer is very warm Top plate gets very warm during steam operation SOLUTIONS POSSIBLE CAUSES The error codes below will be displayed when attempting to start a drying cycle or after ac...

Page 23: ... the ducts When the alarm about Duct clogging is on display of the panel your duct vents should be cleaned by yourself or serviceman The FlowSenseTM display consists of four bars inside a box The display has only three possible displays as only three possible displays as shown here Also see the figure shown below No bars displayed 2 bars displayed 4 bars displayed 10 1 Flow sensor Flow Sensor Func...

Page 24: ...ep Press the option button one time it ll be displayed Off 4 Step Press CUSTOM PGM one time it ll be change Off to On 5 Step Press the Start button When display the FLOW CHECK in screen FLOW CHECK will be displayed from pushing the EXIT button or waiting 3 seconds The dryer will start and run for 2 minutes while it checks temperatures At the end of this short cycle it will display the results as f...

Page 25: ...tiple elbows or bends Control Panel 1 Flow sensor lights up 2 bars even when vents have been clean and even when the vents are off This is Normal After Flow sensor Recheck Full Next Cycle Flow sensor is Reset Flow sensor bars will disappear after Dryer has operated two cycle 2 Is Flow sensor display changed from 4 bars to 2 bar after cleaning the duct Ductwork is slightly too long or has too many ...

Page 26: ...he START PAUSE 8E9 Elec Type 898 Gas Type Standard Displays Moisture Sensor Operation ELECTRIC TYPE Heater 1 and heater 2 are energized 5400 W GAS TYPE Gas valve is energized Temperature in the drum is displayed in degrees C If moisture sensor is contacted with damp cloth The display number is below 180 in normal condition Current Temp 5 70 ELECTRIC TYPE Heater 1 is energized 2700 W GAS TYPE Valve...

Page 27: ...10V 125V AC YES NO Check the fuse or circuit breaker Check if the voltage measured between Connector BK2 or WH2 Black Wire Linked to the Controller and BL2 White Wire Is 110 125V YES NO 1 1 2 BK2 or WH2 BL2 BK WH Check if Power Cord is properly connected Reconnect the controller Replace controIler Check if the Controller wire is disconnected Check if Terminal Block and Power Cord are connected Che...

Page 28: ... C Turn on Burner Temperature Control below 52 4 C Only Turn on Heater1 on on O O O O on off off on on on Low Extra Low PCB ASSEMBLY LAYOUT Low Extra Low Tab Relay 2 Heater 1 Heater 2 Remark 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 White Housing White Tab Relay White...

Page 29: ...on White PCB condition Of operation In case of power failure Table1 1 2 5 Table2 1 Please check the Connection of 2 Status Table of Connection In case of power failure 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 ...

Page 30: ...n connector s Pin Blue Wire and Pin Orange Wire to Controller NO YES Check if Control and the 6 pin connector are properly connected Replace Controller Check Harness linking connector Take the 6 pin Connector from the Controller Table 1 Resistance for Thermistor Temperature Check if resistance is in the range of Table 1 when measuring resistance between terminals after separating Harness From Ther...

Page 31: ...es off from Motor Pulley Is resistance below 3Ω between Connector BL2 White wire and WH4 Yellow wire Measure while door is closed YES NO Check if Door flame presses door switch knob Check Door Switch Check Harness connection Is resistance below 3Ω between Connector WH4 Yellow wire and WH4 Brown wire NO YES Replace Control Relay check Check Controller connector Is resistance below 1Ω between termin...

Page 32: ...V 4 0V Over 4 0V Weight after removing from Washing Machine Damp Dry Completely dried clothes Display Value Voltage DC between 6 Pin terminal Remark Short with metal to the 6 pin connector s Pin Blue Wire and Pin Orange Wire to Controller When measuring resistance in Electric load is resistance below 1Ω YES NO When contacting cloth to Electro load 1 Is the measurement within the range of Table 2 d...

Page 33: ...then measure again Door switch Check Refer to Component testing NO YES 1 1 2 BK2 BL2 Door switch Check Refer to Component testing YES NO Door switch Check Refer to Component testing BL2 WH4 Measure while Door is closed Check it resistance is below 2500 Ω between BL2 White wire and BK2 Connector BL2 WH4 after taking BL2 WH4 out from Controller Measure while Door is open Check it resistance is 300 6...

Page 34: ...ue of measured resistance is below 1Ω between terminal and at RUN condition YES NO Check Motor and replace it 1 Is resistance between Heater terminal and below 18 22Ω 2 Is resistance between Heater terminal and below 18 22Ω 3 Is resistance between Heater terminal and below 9 11Ω YES NO Replace Heater Check if the value of measured resistance is below 1Ω between terminal TH2 Safety Thermostat YES N...

Page 35: ...S Change Valve Change Valve Check thermostat Hi limit Safety Igniter operates after 1 min Igniter becomes reddish YES NO Check Igniter Frame detect When measuring Valve 2 voltage Value is more than DC 90V 10 sec after Igniter off NO YES Check Gas connection or Gas supply When measuring Valve 1 voltage More than DC 90V YES NO If Valve 1 and Valve 2 are under DC 10V Valves are Off YES NO Power On St...

Page 36: ... and Harness Connector Check Harness linking connector Take 6pin Connector from the Controller Test 9 Motor Assembly DC Pump Caution Trouble Symptom Measurement Condition Before measuring resistance be sure to turn Power off and do voltage discharge When discharging contact the metal plug of Power cord with earth line During Diagnostic Test E5 Error occur Turn the Dryer s Power Off then measure re...

Page 37: ...ng contact the metal plug of Power cord with earth line During Steam cycle Generator Assembly is not heating During Diagnostic Test tE4 Error occur Turn the Dryer s Power Off then measure resistance Is resistance 14 3 Ω 5 between Heater terminal and YES NO Replace the Generator Assembly If measured resistance value is replace the Generator Assembly too Normal condition ...

Page 38: ...cers only CHANGE GAS SETTING NATURAL GAS PROPANE GAS 12 Warning STEP 1 VALVE SETTING Closed Opened Full open Adjustment screw STEP 2 ORIFICE CHANGE Orifice Gas type Natural Gas Propane Gas Marking NCU PCU Shape Orifice P No 4948EL4001B 4948EL4002B Close Adjustment screw Remove 2 screws Disassemble the pipe assembly Replace Natural Gas orifice with Propane Gas orifice Kit contents Orifice Dia 1 613...

Page 39: ...ALVE 1 IGNITER VALVE 2 FLAME DETECT OPEN GAS VALVE STRUCTURE Adjustment Screw GAS VALVE FLOW START KEY PUSH DRYING VALVE 1 ON VALVE 2 OFF VALVE 2 ON IGNITER ON FLAME DETECT OPEN IGNITER TEMPERATURE ABOUT GAS IGNITION FLAME DETECT CLOSE VALVE 2 OFF NO NO YES YES ...

Page 40: ...NSTRUCTIONS 13 TOP PLATE When you disassemble the top plate be sure to take gloves and careful plate s edge Failure to do so can cause serious injury WARNING 1 Romove 3 screws on the upper plate 2 After pushing left side of the safety cover open it 3 Push the top plate backward 4 Lift the top plate ...

Page 41: ...40 1 Pull ou the drawer PANEL DRAWER ASSEMBLY 2 Unscrew one screw 3 Lift out the Steam feeder ...

Page 42: ...l panel be sure to take gloves and careful panel frame s edge Failure to do so can cause serious injury WARNING 1 Remove 2 screws 2 Disconnect the connectors 3 Remove 2 screws on cover cabinet assembly 4 After pushing 2 hooks pull the cover cabinet assembly upward and then backward ...

Page 43: ...careful cabinet edge Failure to do so can cause serious injury WARNING COVER CABINET ASSEMBLY CONTROL PANEL ASSEMBLY 1 Remove 4 screws 2 Disassemble the control panel assembly 3 Remove 8 screws on the PWB PCB assembly display 4 Disassemble the PWB PCB assembly from control panel ...

Page 44: ...nscrew 3 screws from body frame 3 Disassemble the body frame GUIDE ASSEMBLY 4 Push the housing hook then separate 5 Push the guide assembly forward then lift it up 6 Separate hoses from the pump and Generator 7 Lift a pump and a generator up Hook ...

Page 45: ...lt from motor and idler pulleys 4 Carefully remove the drum DRUM ASSEMBLY 1 2 1 1 Disassemble the door 2 Hold the lamp shield in place while removing the screw 3 Slide the shield up and remove 4 Remove the bulb and replace with a 15 watt 120 volt candelabra base bulb 5 Replace the lamp shield and screw CHANGING THE DRUM LAMP When you disassemble the lamp connector be sure to take gloves and carefu...

Page 46: ... and attach the duct to the base Duct is a SVC part 2 1 Detach and remove a knockout at the botton left or right side as desired Right Side Vent not available on Gas dryer the order of work 3 1 Pre assemble 4 elbow with 4 duct Wrap duct tape around joint 3 2 Insert the elbow duct assembly through the side opening and connect the elbow to the internal duct ...

Page 47: ...he Cabinet Cover and Tub Drum Front 3 Remove the Drum assembly 4 Remove 2 screws and cover Air guide 5 Remove the bolt and washer 6 Remove the fan 7 Disconnect the motor clamp and motor BLOWER HOUSING 1 Disassemble the top plate 2 Remove the Cabinet Cover and Tub Drum Front 3 Remove the Drum assembly 4 Remove 7 screws 5 Remove the Back Cover BACK COVER ...

Page 48: ...nd 2 screws 4 Remove the air duct AIR DUCT 1 Disassemble the top plate 2 Remove the Cover Cabinet and Tub Drum Front 3 Remove the Drum assembly and Tub Drum Rear 4 Disconnect the Air duct from the Tub Drum Front 5 Remove the roller from the Tub Drum Front and Tub Drum Rear ROLLERS ...

Page 49: ...48 EXPLODED VIEW 14 14 1 Control Panel Plate Assembly A210 A211 A140 A110 A120 A130 ...

Page 50: ...49 14 2 Panel Drawer Assembly Guide Assembly K505 K507 A360 A172 A171 A350 K501 K502 K508 K506 A090 A160 A170 A161 K503 K504 ...

Page 51: ...50 14 2 1 Cabinet Door Assembly Electric Type A600 A131 A330 A305 A320 A300 A310 A700 A390 A800 A500 A590 A460 A450 A410 A430 A420 A400 A530 A560 A525 A540 A520 A570 ...

Page 52: ...51 14 2 2 Cabinet Door Assembly Gas type A131 A600 A330 A305 A320 A300 A310 A700 A390 A800 A500 A590 A460 A450 A410 A430 A420 A400 A530 A525 A540 A520 A550 ...

Page 53: ...or Assembly Electric Type K640 K120 K140 K400 K420 K410 F200 K310 K610 K330 K340 K130 K100 K221 K222 K210 K350 K240 F120 F130 F110 F140 K510 K540 K650 K651 K600 K520 K550 K560 K620 K530 K320 K251 K360 K251 K230 K250 K250 ...

Page 54: ... M240 M150 M141 M220 M230 M110 M181 M250 M190 K640 K120 K140 K310 K610 K330 K340 K130 K100 K221 K222 K210 K350 K240 K510 K540 K650 K651 K600 K520 K550 K560 K620 K530 K320 K251 K360 K251 K230 K400 K420 K410 F200 K250 K250 M171 Propane Gas orifice M170 Natural Gas orifice ...

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