LG DLEX4000B Owner's Manual FAQ.

Reviewed questions

• Can I change settings after choosing a cycle?

  For Manual Dry cycles, the standard settings can be adjusted with the cycle modifier buttons any time before starting the cycle.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 34-35

  Open answer Answer JSON Before use and loading laundryControl panel basics
• Can I change the drying time on Manual Dry cycles?

  Yes. Manual Dry cycles let you choose a specific drying time, and you can change the actual time during the cycle by pressing More Time or Less Time.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 36-38

  Open answer Answer JSON Dry cycles overviewSelectable options and cycle features
• Can I connect this dryer to a 120-volt outlet?

  No. The manual says not to connect the appliance to a 110-, 115-, or 120-volt circuit.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 22-25

  Open answer Answer JSON Safety instructions and fire hazardsElectric dryer wiring and power cord connection
• Can I extend the leveling feet as far as needed?

  No. Adjust the leveling feet only as far as necessary. Extending them more than necessary may cause the appliance to vibrate.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 16

  Open answer Answer JSON Installation overview and site preparationLeveling and door reversal
• Can I install this dryer in a closet with a door?

  Yes, but the closet must have both upper and lower vent openings. The manual requires an upper opening of at least 48 sq. in. (310 cm²) no lower than 6 feet above the floor, and a lower opening of at least 24 sq. in. (155 cm²) no more than 1 foot above the floor.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 11-15

  Open answer Answer JSON Safety instructions and fire hazardsInstallation overview and site preparation
• Can I overload the dryer?

  No. The manual says not to overload the dryer. Overloading reduces drying performance and energy efficiency, and clothes need room to tumble and dry properly.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 31-33

  Open answer Answer JSON Before use and loading laundryTroubleshooting by symptom: power and heating
• Can I run the dryer without the lint filter?

  No. The manual says never operate the appliance without the lint filter in place.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 47-48

  Open answer Answer JSON Safety instructions and fire hazardsRoutine maintenance and lint filter care
• Can I start the dryer remotely?

  Yes. Put laundry in the drum, close the door, press Power, hold Remote Start for 3 seconds, then start a cycle from the LG ThinQ app.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 43-45

  Open answer Answer JSON Control panel basicsLG ThinQ smart features
• Can I use an old gas connector when installing this dryer?

  No. The manual says to use only a new stainless steel flexible connector and warns not to use old connectors.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 21

  Open answer Answer JSON Safety instructions and fire hazardsGas dryer connection and gas supply requirements
• Can I use my old water hose?

  No. The manual says to use a new water supply hose and not to reuse old hoses.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 26-27

  Open answer Answer JSON Safety instructions and fire hazardsSteam water inlet connection
• Can I use plastic duct or thin foil ducting for this dryer?

  No. The manual says not to use plastic or thin foil ducts.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 17-20

  Open answer Answer JSON Safety instructions and fire hazardsVent kit installation and vent routing
• Can I use plastic venting for this dryer?

  No. Do not install the dryer with flexible plastic venting materials. Use only rigid, semi-rigid, or flexible metal ducting as specified in the manual.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 3-7

  Open answer Answer JSON Safety instructions and fire hazardsVent kit installation and vent routing
• Can the dryer vent into an attic or crawl space?

  No. Gas dryers must exhaust outdoors, and the manual says not to vent into enclosed or unventilated spaces such as an attic, wall, ceiling, crawl space, chimney, gas vent, or concealed space.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 17-20

  Open answer Answer JSON Safety instructions and fire hazardsVent kit installation and vent routing
• Can TurboSteam and Energy Saver be used at the same time?

  No. The manual says TurboSteam and Energy Saver cannot be used together.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 39-42

  Open answer Answer JSON Control panel basicsSelectable options and cycle features
• Do these pages include the warranty terms?

  No. They only show that a Limited Warranty section exists for the USA; the actual warranty terms are not shown on these pages.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 1-2

  Open answer Answer JSON Scan to see the online manual. continued, pages 1-2LIMITED WARRANTY continued, pages 56-60
• Does turning the controls to OFF disconnect power?

  No. Turning the controls to OFF does not disconnect the appliance from the power supply. Disconnect power by unplugging it or switching off the house fuse or circuit breaker before cleaning or servicing.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 3-7

  Open answer Answer JSON Safety instructions and fire hazardsTroubleshooting by symptom: power and heating
• How close should the phone be during audible diagnosis?

  Hold the phone’s mouthpiece in front of the Power button at a maximum distance of 10 mm.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 46

  Open answer Answer JSON LG ThinQ smart featuresSmart Diagnosis
• How do I connect this dryer to the LG ThinQ app?

  Use the QR code if your model has one, or install the LG ThinQ app from Google Play or the Apple App Store, sign in or create an LG account, then tap the add button in the app and follow the on-screen instructions to connect the appliance.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 43-45

  Open answer Answer JSON Safety instructions and fire hazardsLG ThinQ smart features
• How do I contact LG for warranty service?

  Call 1-800-243-0000, visit http://www.lg.com, or write to LG Electronics Customer Service, P.O. Box 240007, Huntsville, AL 35813, ATTN: CIC.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 56-60

  Open answer Answer JSON LG ThinQ smart featuresLIMITED WARRANTY continued, pages 56-60
• How do I know if an option is not available for the cycle I selected?

  If the option is not allowed for that cycle, the dryer chimes twice and the setting does not change. The option’s LED will not light up.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 39-42

  Open answer Answer JSON Before use and loading laundrySelectable options and cycle features
• How do I know if the dryer is level?

  Place a level across the top of the dryer. The appliance should not rock from corner to corner, and all four leveling feet must rest solidly on the floor.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 16

  Open answer Answer JSON Installation overview and site preparationLeveling and door reversal
• How do I know if the exhaust system is okay after the installation test?

  If the Flow SenseTM LED does not turn on when the cycle ends, the exhaust system is adequate.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 28-30

  Open answer Answer JSON Final installation checks and test runError messages and diagnostic codes
• How do I select a dry cycle?

  Turn the knob or press the button to select the desired cycle. When you select a dry cycle, the light for that cycle turns on.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 36-38

  Open answer Answer JSON Dry cycles overviewSelectable options and cycle features
• How do I start Smart Diagnosis on this dryer?

  Open the LG ThinQ app, select Smart Diagnosis in the menu, and follow the instructions in the app.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 46

  Open answer Answer JSON LG ThinQ smart featuresSmart Diagnosis
• How do I turn the drum light on during a cycle?

  Press and hold the Wrinkle Care button for 3 seconds during the cycle. The drum light turns off automatically after 4 minutes.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 39-42

  Open answer Answer JSON Final installation checks and test runSelectable options and cycle features
• How do I use audible diagnosis?

  Turn on the appliance with the Power button, hold your phone’s mouthpiece in front of the Power button, press and hold Temp. for 3 seconds or longer, and keep the phone still until the tones finish and the diagnosis appears in the app.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 46

  Open answer Answer JSON Selectable options and cycle featuresSmart Diagnosis
• How long can the flexible metal duct be?

  The total length of flexible metal duct must not exceed 8 ft. (2.4 m).

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 17-20

  Open answer Answer JSON Safety instructions and fire hazardsVent kit installation and vent routing
• How long is the warranty on this dryer?

  The warranty is 1 year for parts and labor from the original retail purchase date, and 3 years for the dryer drum for parts only. Customer pays labor or in-home service for the drum after the first year.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 56-60

  Open answer Answer JSON Final installation checks and test runLIMITED WARRANTY continued, pages 56-60
• How much space does the dryer need in a closet or recessed area?

  The manual recommends 1 in. (25 mm) front clearance, 5 in. (127 mm) back clearance, 1 in. (25 mm) side clearance, and 18 in. (457 mm) clearance to an overhead cabinet or shelf. The cabinet opening height is listed as 39 in. (990 mm), and the width is 27 in. (686 mm).

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 11-15

  Open answer Answer JSON Installation overview and site preparationVent kit installation and vent routing
• How often should I clean the lint filter?

  Clean the lint from the filter after every cycle.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 47-48

  Open answer Answer JSON Routine maintenance and lint filter careTroubleshooting by symptom: drying results and wrinkles
• How should I check for gas leaks?

  Do not use an open flame. Use a noncorrosive leak detection fluid.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 21

  Open answer Answer JSON Gas dryer connection and gas supply requirementsSteam water inlet connection
• How tight should the hose connections be?

  Tighten the hoses by hand, then use pliers for another 2/3 turn. Do not overtighten.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 26-27

  Open answer Answer JSON Leveling and door reversalSteam water inlet connection
• Is a 3-wire connection allowed in new construction?

  No. The manual says a 3-wire connection is not permitted on new construction after January 1, 1996.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 22-25

  Open answer Answer JSON Electric dryer wiring and power cord connectionSteam water inlet connection
• Is it normal for the drum to stop turning during a Steam cycle?

  Yes. The drum is turned off so the steam vapor stays in the drum, and it normally turns for about 2 seconds once a minute.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 54-55

  Open answer Answer JSON Selectable options and cycle featuresTroubleshooting by symptom: steam, odor, and Wi-Fi
• Is it normal for the dryer to feel cool at the start of a cycle?

  Yes, if the Energy Saver option is selected. The manual says this option adds an air-dry section at the beginning of the cycle, so it is normal to feel no heat at first.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 51

  Open answer Answer JSON Selectable options and cycle featuresTroubleshooting by symptom: power and heating
• What accessories come with the dryer?

  The included accessory listed on these pages is a Y connector.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 8-10

  Open answer Answer JSON Scan to see the online manual. continued, pages 1-2Product overview and features
• What do d8O, dGO, and dGs mean?

  These codes mean the exhaust system is too long, has too many turns or restrictions, or the house exhaust system is blocked.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 50

  Open answer Answer JSON Error messages and diagnostic codesTroubleshooting by symptom: power and heating
• What do error codes tE1 through tE7 mean?

  They mean there is a temperature sensor failure. Turn off the appliance and call for service.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 50

  Open answer Answer JSON Final installation checks and test runError messages and diagnostic codes
• What do I need to get warranty service?

  You need proof of original retail purchase that shows the product model and purchase date.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 56-60

  Open answer Answer JSON Scan to see the online manual. continued, pages 1-2LIMITED WARRANTY continued, pages 56-60
• What do these first pages of the manual tell me to do before using the dryer?

  They tell you to read the owner’s manual thoroughly before operating the appliance and keep it handy for reference.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 1-2

  Open answer Answer JSON Scan to see the online manual. continued, pages 1-2Steam water inlet connection
• What does it mean if the Flow SenseTM LED turns on during the test?

  It means the exhaust system is severely restricted and should be checked immediately, because performance will be poor.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 28-30

  Open answer Answer JSON Final installation checks and test runError messages and diagnostic codes
• What does Sensor Dry do?

  Sensor Dry cycles use LG’s dual sensor system to compare moisture in the clothes and in the air, then adjust drying time as needed. The dryer automatically sets the dryness level and temperature for the selected cycle.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 36-38

  Open answer Answer JSON Dry cycles overviewSelectable options and cycle features
• What does the Clean Filter indicator mean?

  It lights at the beginning of the cycle to remind you to check the lint filter, and it turns off when you press Start/Pause.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 34-35

  Open answer Answer JSON Final installation checks and test runControl panel basics
• What gas pressure limits apply to this dryer?

  Gas pressure must not exceed 10.5-inch water column for natural gas or 13-inch water column for LP gas.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 21

  Open answer Answer JSON Gas dryer connection and gas supply requirementsLIMITED WARRANTY continued, pages 56-60
• What happens if I press the Power button during a cycle?

  It cancels the cycle and any load settings are lost.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 34-35

  Open answer Answer JSON Control panel basicsSelectable options and cycle features
• What happens if the lint filter is loose or missing?

  Running the dryer with a loose or missing lint filter will damage the dryer and the articles in it.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 31-33

  Open answer Answer JSON Final installation checks and test runBefore use and loading laundry
• What is required for garage installation?

  The dryer must be placed at least 18 inches (45.7 cm) above the garage floor. The manual also says to check local code requirements because some areas restrict dryer installation in garages.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 11-15

  Open answer Answer JSON Safety instructions and fire hazardsInstallation overview and site preparation
• What model numbers does this manual apply to?

  The manual applies to DLX400 and DLX408 models.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 1-2

  Open answer Answer JSON Scan to see the online manual. continued, pages 1-2Product overview and features
• What parts are shown on the back of the dryer?

  The rear view shows the power cord for gas models, gas connection for gas models, exhaust duct outlet, terminal block access panel for electric models, and water inlet hose connection for steam models.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 8-10

  Open answer Answer JSON Product overview and featuresInstallation overview and site preparation
• What parts are shown on the front of the dryer?

  The front view shows the control panel, lint filters, leveling feet, and reversible door.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 8-10

  Open answer Answer JSON Product overview and featuresFinal installation checks and test run
• What password do I use during Wi-Fi setup?

  Use the last 4 characters of the network name, repeated twice, with no spaces. The password is case sensitive and refers to the LG network name, not your home network.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 43-45

  Open answer Answer JSON LG ThinQ smart featuresTroubleshooting by symptom: steam, odor, and Wi-Fi
• What should I check after setting the dryer in its final location?

  Check that it is level front to back and side to side, and that all four leveling feet are in firm contact with the floor.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 28-30

  Open answer Answer JSON Leveling and door reversalFinal installation checks and test run
• What should I check if the dryer shows Ps?

  Ps means the power cord is connected incorrectly. Check the connection of the power cord to the terminal block.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 50

  Open answer Answer JSON Electric dryer wiring and power cord connectionError messages and diagnostic codes
• What should I do if clothes come out wrinkled?

  Try a shorter drying time or a lower dry level setting, and remove items while they still have a slight amount of moisture. If clothes are left in the dryer after the cycle ends, use Wrinkle Care to tumble them briefly every few minutes for up to 3 hours.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 52-53

  Open answer Answer JSON Before use and loading laundryTroubleshooting by symptom: drying results and wrinkles
• What should I do if I am installing the dryer on the optional pedestal?

  Use the leveling feet on the pedestal to level the appliance. The dryer’s leveling feet should be fully retracted.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 16

  Open answer Answer JSON Installation overview and site preparationLeveling and door reversal
• What should I do if I find a leak?

  Shut off the faucet, remove the hose, and check the rubber seal.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 26-27

  Open answer Answer JSON Steam water inlet connectionBefore use and loading laundry
• What should I do if I smell gas near the dryer?

  Do not try to light any appliance, do not touch electrical switches, do not use a phone in the building, clear the area, call your gas supplier from a neighbor’s phone, and if you cannot reach them, call the fire department.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 3-7

  Open answer Answer JSON Safety instructions and fire hazardsLIMITED WARRANTY continued, pages 56-60
• What should I do if Steam Fresh™ does not remove all odors from clothing?

  Fabrics with strong odors should be washed in a normal cycle.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 54-55

  Open answer Answer JSON Dry cycles overviewTroubleshooting by symptom: steam, odor, and Wi-Fi
• What should I do if the lint filter is clogged with fabric softener?

  Wash the lint filter in warm, soapy water and allow it to dry thoroughly before reinstalling it.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 47-48

  Open answer Answer JSON Routine maintenance and lint filter careTroubleshooting by symptom: drying results and wrinkles
• What wire size should I use for the power connection?

  Use UL-listed 10 AWG minimum copper wire for the listed cord and direct-wire connections. If the branch circuit is over 15 ft. (4.5 m), the manual says to use UL-listed No.-8 AWG copper wire, or follow local codes.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 22-25

  Open answer Answer JSON Installation overview and site preparationElectric dryer wiring and power cord connection
• When I press a button, why does my dryer beep and then nothing happens?

  The Control Lock feature is turned on. Turn the dryer on and press and hold the button that has Control Lock on or under it for 3 seconds to turn it off.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 49

  Open answer Answer JSON Selectable options and cycle featuresFrequently asked questions
• Why are some clothes still damp after Sensor Dry?

  The load may be too large or too small for the sensor to read correctly. Very large bulky items can also dry unevenly. Use Time Dry for very small loads, pause and rearrange bulky items if needed, or finish damp items with Time Dry after emptying the lint trap.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 52-53

  Open answer Answer JSON Before use and loading laundryTroubleshooting by symptom: drying results and wrinkles
• Why does my dryer start by itself every few minutes?

  This is how the Wrinkle Care feature works. The dryer runs briefly every few minutes for up to 3 hours after the cycle finishes to help prevent wrinkles if you do not unload the dryer right away.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 49

  Open answer Answer JSON Selectable options and cycle featuresFrequently asked questions
• Why does my dryer take a different amount of time for similar loads?

  Drying time can vary based on load size, fabric type, how wet the clothes are, and the condition of the lint filter. An unbalanced washer load can also leave clothes wetter and increase drying time.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 52-53

  Open answer Answer JSON Before use and loading laundryTroubleshooting by symptom: drying results and wrinkles
• Why does my dryer take so long to dry clothes?

  Poor airflow can increase drying time. A lint filter that is full of lint or clogged with fabric softener sheet residue can reduce airflow and make drying take much longer. The manual also refers you to the troubleshooting charts for more tips.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 49

  Open answer Answer JSON Frequently asked questionsTroubleshooting by symptom: drying results and wrinkles
• Why does the dryer run but not heat?

  Possible causes listed are a blown house fuse, a tripped circuit breaker, a power outage, the gas supply or dryer shutoff valves being off, or the Energy Saver option being selected. Make sure the gas shutoffs are fully open, and if using the Normal cycle, deselect Energy Saver.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 51

  Open answer Answer JSON Final installation checks and test runTroubleshooting by symptom: power and heating
• Why don’t I see steam at the beginning of the cycle?

  That is normal. Steam is released at different stages of the cycle depending on the option selected.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 54-55

  Open answer Answer JSON Selectable options and cycle featuresTroubleshooting by symptom: steam, odor, and Wi-Fi
• Why should I clean the lint filter before every load?

  A clogged lint filter increases drying time. The filter should be cleaned and reinstalled firmly before starting the dryer.

  Source citations: LG DLEX4000B Owner's Manual, extracted pages 31-33

  Open answer Answer JSON Before use and loading laundryTroubleshooting by symptom: drying results and wrinkles
• Why won’t the dryer turn on?

  The manual lists a blown house fuse, a tripped circuit breaker, or a power outage as possible causes. Reset the breaker or replace the fuse. Do not increase fuse capacity. If the problem is a circuit overload, have it corrected by a qualified electrician.

  Source citations: LG DLEX4000B Owner's Manual, extracted page 51

  Open answer Answer JSON Final installation checks and test runTroubleshooting by symptom: power and heating