Use controls, cycles, and options.
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Troubleshooting guides
- LG · Laundry · DLEX4000B · troubleshooting guide
LG DLEX4000B dryer not drying
A source-backed airflow checklist for LG DLEX4000B drying problems and d80-style airflow warnings.
- LG · Laundry · WM4000HBA · troubleshooting guide
LG WM4000HBA drain pump filter cleaning
A maintenance guide for safely draining residual water and cleaning the LG front-load washer drain pump filter.
- LG · Laundry · WM4000HBA · troubleshooting guide
LG WM4000HBA washer not draining
A source-backed drain checklist for the LG WM4000HBA washer, centered on the drain hose, drain pump filter, and OE error path.
Reviewed answers
- LG · Laundry · WM4000HBA · reviewed answer
Are clicking, humming, or water sloshing sounds normal during a cycle?
Yes. The manual lists clicking, spraying or hissing, humming or gurgling, water sloshing, and water being added after the washer has already begun to operate as normal operation sounds.
- LG · Laundry · WM4000HBA · reviewed answer
Can I add laundry during Tub Clean?
No. Run Tub Clean only when the drum is empty. Never load laundry during this cycle.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Can I put detergent packs in the dispenser drawer?
No. Place liquid or powdered detergent packs, gel detergents, and tablet detergents directly in the drum before loading laundry.
- LG · Laundry · WM4000HBA · reviewed answer
Can I reach into the washer while the drum is moving?
No. Press Start/Pause and wait until the tub or drum stops completely before loading, unloading, or adding items.
- LG · Laundry · DLEX4000B · reviewed answer
Can I run the dryer without the lint filter?
No. The manual says never operate the appliance without the lint filter in place.
- LG · Laundry · WM4000HBA · reviewed answer
Can I start a cycle from the app after turning on Remote Start?
Yes, but once Remote Start is enabled, the cycle must be started from the LG ThinQ app.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Can I use No Spin with TurboWashTM?
No. If TurboWashTM is on, No Spin cannot be selected as the spin setting.
- LG · Laundry · DLEX4000B · reviewed answer
Can I use plastic duct or thin foil ducting for this dryer?
No. The manual says not to use plastic or thin foil ducts.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Can I use powdered detergent in the main wash compartment?
Yes. The main wash compartment accepts either powdered or liquid detergent.
- LG · Laundry · WM4000HBA · reviewed answer
Can I use regular detergent in this washer?
No. The washer is designed for HE (High-Efficiency) detergents only. Using non-HE detergent may cause oversudsing, poor performance, error codes, cycle failure, and washer damage.
- LG · Laundry · WM4000HBA · reviewed answer
Can I wash waterproof or water-resistant clothing in any cycle?
No. The manual says waterproof or water-resistant items must be washed only in the Waterproof, Bedding, Bulky/Large, or Jumbo Wash cycle.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
How do I know the washer is connected to Wi‑Fi?
Check that the Wi‑Fi indicator on the control panel is lit.
- LG · Laundry · WM4000HBA · reviewed answer
How do I secure the drain hose in a laundry tub setup?
Clip the end of the hose into the elbow bracket, hang the hose over the side of the laundry tub, and secure it with the provided tie strap.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
How do I try draining and spinning after thawing a frozen hose?
After thawing, press Power, press Spin to run a spin-only cycle, and then press Start/Pause.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
How much detergent should I use for Pre-wash?
Use half the amount recommended for the main wash cycle.
- LG · Laundry · DLEX4000B · reviewed answer
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).
- LG · Laundry · DLEX4000B · reviewed answer
How often should I clean the lint filter?
Clean the lint from the filter after every cycle.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Should I wash a single small item by itself?
No. The manual says not to wash a single small item. Add enough similar items to help prevent an out-of-balance load.
- LG · Laundry · DLEX4000B · reviewed answer
What accessories come with the dryer?
The included accessory listed on these pages is a Y connector.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
What does it mean if the display shows --- for the time?
It means the time will be shown after load sensing has detected the load size.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
What does the tcL message mean?
When the power is on and the tcL message blinks on the display, it means the washer drum needs cleaning. Use the Tub Clean cycle.
- LG · Laundry · WM4000HBA · reviewed answer
What does UE mean on the washer display?
UE means an unbalance error. The load may be too small, uneven, or made of items with very different weights.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
What happens if I press Start/Pause without selecting a cycle first?
The washer starts the Normal cycle immediately using the default settings.
- LG · Laundry · WM4000HBA · reviewed answer
What happens if I press Start/Pause without selecting a cycle?
The washer immediately starts the Normal cycle with the default settings.
- LG · Laundry · DLEX4000B · reviewed answer
What happens if I press the Power button during a cycle?
It cancels the cycle and any load settings are lost.
- LG · Laundry · WM4000HBA · reviewed answer
What happens if I press the Power button during a cycle?
The cycle is canceled, any load settings are lost, and the door unlocks after a brief pause.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
What parts are shown on the front of the dryer?
The front view shows the control panel, lint filters, leveling feet, and reversible door.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
What should I do before washing clothes for the first time?
Select the Normal cycle, add half the usual amount of detergent, and run the washer without clothes to remove possible manufacturing residue and water from the drum.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
What should I do if the drain hose is frozen?
Pour hot water into the washer drum and close the door, wait 1 to 2 hours, then press Power, choose Spin for a spin-only cycle, and press Start/Pause to make sure the water drains.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
What should I do if the washer leaks?
Check the hoses and connectors for leaks, cracks, and splits, and tighten the connections. Also check for a clogged house drain, a drain hose that came out or was not inserted far enough, and oversudsing from using too much detergent.
- LG · Laundry · WM4000HBA · reviewed answer
What should I do if the water inlet hoses are frozen?
Immerse the water inlet hoses in hot water to thaw them, reconnect them to the washer and faucets, turn on the faucets, then press Power, choose Spin for a spin-only cycle, and press Start/Pause.
- LG · Laundry · WM4000HBA · reviewed answer
What should I load into the washer for the installation test?
Load the washer with 6 thick bath towels, which is about 6 pounds.
- LG · Laundry · WM4000HBA · reviewed answer
What should I look for during the test cycle?
Check that water is supplied, the washer does not rock or vibrate excessively, and it drains well during the spin cycle.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
When I press a button, why does my washer beep and then nothing happens?
The Control Lock feature is turned on. Turn on the washer, then press and hold the Control Lock button, or the button labeled Control Lock on or under it, for 3 seconds to turn it off.
- Whirlpool · Kitchen · WDF520PADM · reviewed answer
When should I clean the Whirlpool WDF520PADM dishwasher filter?
Clean the filter system when food soils remain on dishes or when wash performance drops. Remove, rinse, and reinstall the filter components as described in the manual.
- LG · Laundry · WM4000HBA · reviewed answer
Where should I put detergent packs, gel detergents, or tablet detergents?
Place them in the drum before loading the laundry. Do not put them in the dispenser.
- LG · Laundry · WM4000HBA · reviewed answer
Which cycle should I use for the test?
Press Power, then Rinse+Spin, then Start/Pause to run the test cycle.
- LG · Laundry · WM4000HBA · reviewed answer
Why are my clothes wrinkled after washing?
The drum may be overloaded, or the hot and cold water inlet hoses may be reversed.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Why does my washer thump during a cycle?
Heavy wash loads can produce a thumping sound, and an out-of-balance load can also cause it. If the sound continues, stop the washer and redistribute the load; you can pause the cycle and do this after the door unlocks.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Why does the estimated time sometimes change after I start a cycle?
After you press Start/Pause, the washer measures the load size, so the estimated time may change once load sensing is complete.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Why is detergent not dispensing completely?
Common causes are putting detergent in the wrong compartment, not closing the dispenser drawer fully, using too much detergent, low water supply, or normal residue buildup in the dispenser.
- LG · Laundry · WM4000HBA · reviewed answer
Why is there so little water in my washer? How can it clean the clothes?
That is normal for an HE (High-Efficiency) washer. It uses a minimum amount of water and energy, and the low water level makes the detergent more concentrated for effective cleaning.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · DLEX4000B · reviewed answer
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.
- LG · Laundry · WM4000HBA · reviewed answer
Why won’t the washer let me choose a temperature, spin speed, or option I want?
Not every temperature, spin speed, soil level, or option is available on every cycle. If the setting is not allowed, the washer sounds twice and the LED does not light.
Error codes
- LG · Laundry · DLEX4000B · error code
d80: LG DLEX4000B d80 error code
d80 indicates restricted dryer airflow. LG dryer guidance treats airflow restriction as a lint, duct, venting, or installation issue to resolve before continued drying.
Manual sections
- LG · Laundry · DLEX4000B · manual section
Scan to see the online manual. continued, pages 1-2
# Online Manual Notice and What These Pages Tell You These first pages of the owner’s manual mainly serve as the starting point for the full manual. ## What the manual says - This is the **OWNER'S MANUAL** for an LG **dryer**. - The manual applies to models ...
- LG · Laundry · WM4000HBA · manual section
Scan to see the online manual. continued, pages 1-2
# Continued Manual Pages: What These Pages Cover These pages do not add operating instructions yet. They show the manual’s opening information and table of contents, which tells you where to find each major topic in the full owner’s manual. ## Manual identif...
- LG · Laundry · WM4000HBA · manual section
Read This First: Safety Messages and Symbols
# Read This First: Safety Messages and Symbols Before using the washer, read all instructions and keep them for later reference. ## Safety alert symbol and message words This manual and the appliance use a safety alert symbol to warn you about hazards. - T...
- LG · Laundry · DLEX4000B · manual section
Safety instructions and fire hazards
# Safety Instructions and Fire Hazards Read all instructions before using the dryer. These safety rules are there to help prevent fire, explosion, electric shock, scalding, injury, and property damage. ## Key fire and explosion warnings - Do not store or us...
- LG · Laundry · DLEX4000B · manual section
Product overview and features
# Product overview and features This section explains the main parts of the dryer, the accessories shown in the manual, and the basic product specifications available on these pages. ## Product features The manual notes that the pictures in the guide may lo...
- LG · Laundry · WM4000HBA · manual section
Product Overview and Parts Identification
# Product Overview and Parts Identification This section helps you identify the washer’s main parts, the accessories that come with it, the items you must buy separately, and the basic product specifications. ## Product features and important note The illust...
- LG · Laundry · WM4000HBA · manual section
Before Installation: Requirements and Planning
# Before Installation: Requirements and Planning Read these installation instructions before you install the washer or move it to a new location. The manual gives this installation sequence: 1. Choosing the proper location 2. Unpacking and removing shipping ...
- LG · Laundry · DLEX4000B · manual section
Installation overview and site preparation
# Installation overview and site preparation Before you install or move this dryer, read the installation instructions first. The manual lists these main tasks: - Choose the proper location. - Level the appliance. - Vent the appliance. - Connect the inlet ho...
- LG · Laundry · DLEX4000B · manual section
Leveling and door reversal
# Leveling the Dryer Proper leveling is important for performance. The dryer must be level to help provide optimal drying performance. A perfectly level, solid floor helps minimize vibration, noise, and unwanted movement. ## Before you begin - Wear long-slee...
- LG · Laundry · WM4000HBA · manual section
Unpack and Remove Shipping Materials
# Unpack and Remove Shipping Materials Before you operate the washer, remove all shipping materials so the unit can work properly and to help prevent damage. ## What to do first - Remove the carton and all shipping material. - Lift the washer off the foam ba...
- LG · Laundry · DLEX4000B · manual section
Vent kit installation and vent routing
# Vent kit installation and vent routing This dryer is configured to vent to the rear, but it can also vent to the bottom or side. ## Before you begin - Wear long-sleeved gloves and safety glasses. - Use a heavy metal vent. - Do not use plastic or thin foil ...
- LG · Laundry · WM4000HBA · manual section
Connect and Secure the Drain Hose
# Connect and Secure the Drain Hose Choose the drain setup that matches your home, then secure the hose exactly as shown. The washer uses a drain hose with an elbow bracket and a provided tie strap. ## Before you start - Make sure the drain hose is position...
- LG · Laundry · DLEX4000B · manual section
Gas dryer connection and gas supply requirements
# Gas dryer connection and gas supply requirements Read this section before connecting the dryer to gas. Installation and service must be performed by a qualified installer, service agency, or the gas supplier. ## Important safety requirements - Do not atte...
- LG · Laundry · DLEX4000B · manual section
Electric dryer wiring and power cord connection
# Electric dryer wiring and power cord connection This dryer must be connected correctly before use. The manual requires a qualified electrician to check that your home wiring and fuses are adequate for the appliance. ## Before you begin - The dryer must be...
- LG · Laundry · WM4000HBA · manual section
Level the Washer
# Level the Washer Before you begin, make sure the floor where the washer will sit is clean, dry, and free of dust, dirt, water, and oil. This helps keep the washer feet from sliding. If the feet can move or slide, the washer may vibrate more and make more no...
- LG · Laundry · WM4000HBA · manual section
Final Installation Check and Power Test
# Final Installation Check and Power Test After the washer has been installed, use the final check below to confirm that the power connection, water supply, spinning, draining, and leveling are all working properly. ## Connect to power - Plug the washer into...
- LG · Laundry · DLEX4000B · manual section
Steam water inlet connection
## Connecting the Steam Water Inlet Hose To use steam, the dryer must be connected to the **cold water tap** with a **new water supply hose**. **Do not use old hoses.** Before you begin: - Make sure you have a suitable cold water faucet. - Use only new hoses...
- LG · Laundry · WM4000HBA · manual section
Before Use: Basic Operation Overview
# Before Use: Basic Operation Overview ## Important safety note Before operating the washer, read the Safety Instructions to reduce the risk of fire, electric shock, or injury. ## Before the first wash Before washing clothes for the first time: - Select the ...
- LG · Laundry · DLEX4000B · manual section
Final installation checks and test run
## Final installation checks and test run Before using the dryer normally, make three final checks: levelness, airflow, and the installation test. ### 1) Check that the dryer is level Once the dryer is in its final location, recheck it to make sure it is lev...
- LG · Laundry · DLEX4000B · manual section
Before use and loading laundry
Before Use and Loading Laundry Read this first - To reduce the risk of fire, electric shock, or injury to persons, read the IMPORTANT SAFETY INSTRUCTIONS before operating the appliance. Basic operation sequence 1. Clean the lint filter. 2. Load the dryer. 3....
- LG · Laundry · WM4000HBA · manual section
Sorting and Loading Laundry
## Sorting and Loading Laundry Follow these steps before starting a wash cycle so clothes clean well and the washer stays balanced. ### 1) Check the care label on each item Many garments have a fabric care label. Use the label instructions to help choose the...
- LG · Laundry · DLEX4000B · manual section
Control panel basics
## Control panel basics The control panel lets you turn the dryer on and off, choose a cycle, start or pause a cycle, select extra options, and read the display for time and status information. ### Main controls **Power button** - Press to turn the applianc...
- LG · Laundry · WM4000HBA · manual section
Using Detergent, Bleach, and Other Laundry Products
# Using Detergent, Bleach, and Other Laundry Products This washer uses an automatic dispenser drawer for many laundry products, but some products must go directly into the drum. For best results, use the correct compartment and do not overfill. ## Before you...
- LG · Laundry · WM4000HBA · manual section
Control Panel and Display Overview
# Control Panel and Display Overview This section explains the main controls on the washer and what the display lights mean. ## Control panel buttons and knob ### Power On/Off button - Press this button to turn the washer on or off. - If you press it during...
- LG · Laundry · DLEX4000B · manual section
Dry cycles overview
# Dry cycles overview This dryer offers **Sensor Dry cycles**, **Steam cycles**, **Manual Dry cycles**, and a **Downloaded** cycle. To choose a cycle, **turn the knob or press the button** for the desired cycle. When you select a dry cycle, the light for that...
- LG · Laundry · DLEX4000B · manual section
Selectable options and cycle features
# Selectable options and cycle features Your dryer includes cycle modifiers and extra options that let you adjust drying for different fabrics, load sizes, and convenience needs. Not every option works with every cycle. If you press a button for an option tha...
- LG · Laundry · WM4000HBA · manual section
Wash Cycles Guide
# Wash Cycles Guide The washer has different cycles designed for specific types of laundry. For best washing performance and fabric care, choose the cycle that matches the load contents. LG also recommends following the care labels on your garments. For help ...
- LG · Laundry · WM4000HBA · manual section
Cycle Modifiers and Basic Options
# Cycle Modifiers and Basic Options Your washer lets you customize many cycles after you choose the cycle. Each cycle starts with default settings, but you can change some settings using the modifier buttons. ## Before you change settings - Repeatedly press ...
- LG · Laundry · DLEX4000B · manual section
LG ThinQ smart features
# LG ThinQ smart features The LG ThinQ app lets you communicate with the dryer using a smartphone. With the app, you can use several smart features, including downloaded cycles, settings, energy monitoring, remote control, push messages, and Smart Diagnosis. ...
- LG · Laundry · WM4000HBA · manual section
LG ThinQ App and Smart Features
# LG ThinQ App and Smart Features The LG ThinQ app lets you communicate with the washer from a smartphone. It is used for remote control, cycle downloads, monitoring, alerts, settings, and Smart Diagnosis. ## What the LG ThinQ app can do If your washer has ...
- LG · Laundry · DLEX4000B · manual section
Smart Diagnosis
# Smart Diagnosis Smart Diagnosis can be used with the LG ThinQ app to help identify appliance issues. ## Before you start - Open the **LG ThinQ** application. - Select **Smart Diagnosis** from the menu. - Follow the instructions shown in the app. ## Using ...
- LG · Laundry · WM4000HBA · manual section
Cleaning the Washer Exterior and Door
## Cleaning the Washer Exterior and Door Keeping the outside of the washer and the door clean helps protect the finish and reduce moisture and odor. ### Safety first - Unplug the appliance before cleaning to avoid the risk of electric shock. - Do not spray w...
- LG · Laundry · DLEX4000B · manual section
Routine maintenance and lint filter care
# Routine maintenance and lint filter care Keeping the lint filter and exterior clean helps the dryer run safely and efficiently. Follow these care steps regularly. ## Before you clean - Unplug the appliance before cleaning. - Do not use harsh chemicals, abr...
- LG · Laundry · WM4000HBA · manual section
Clean the Detergent Drawer and Water Inlet Filters
# Clean the Detergent Drawer and Water Inlet Filters This section covers two maintenance tasks that can help prevent filling problems, leaks, and buildup: - Cleaning residue from the detergent drawer opening - Cleaning the water inlet filters if the washer d...
- LG · Laundry · DLEX4000B · manual section
Frequently asked questions
## Frequently Asked Questions ### Why does my dryer beep when I press a button and then nothing happens? If the dryer beeps but does not start, the **Control Lock** feature is turned on. To turn Control Lock off, **turn the dryer on** and then **press and hol...
- LG · Laundry · WM4000HBA · manual section
Clean the Drain Pump Filter and Prepare for Storage or Freezing
## Clean the drain pump filter The washer can fail to drain if the drain pump filter becomes clogged. LG recommends cleaning the drain filter periodically to help prevent clogging from foreign objects. ### Before you start - Turn off the washer and unplug th...
- LG · Laundry · DLEX4000B · manual section
Error messages and diagnostic codes
## Error messages and diagnostic codes This dryer has an automatic error-monitoring system that helps detect problems early. If the dryer does not work properly, check the messages below before calling for service. ### Temperature sensor failure **Codes:** t...
- LG · Laundry · WM4000HBA · manual section
If the Washer or Hose Freezes
## If the Washer or Hose Freezes If the washer will not drain or spin because the water inlet hoses or drain hose are frozen, thaw the frozen parts first and then try draining and spinning again. ### If the water inlet hoses are frozen 1. Immerse the water ...
- LG · Laundry · DLEX4000B · manual section
Troubleshooting by symptom: power and heating
# Troubleshooting by symptom: power and heating Use these checks when the dryer will not start, will not heat, or is drying much more slowly than expected. Only the causes and fixes listed here are supported by the manual. ## The appliance will not turn on ...
- LG · Laundry · DLEX4000B · manual section
Troubleshooting by symptom: drying results and wrinkles
# Troubleshooting by symptom: drying results and wrinkles Use the guidance below when clothes are drying unevenly, coming out wrinkled, feeling staticky, or still have damp spots after a cycle. These tips focus on load size, fabric type, dryness settings, and...
- LG · Laundry · WM4000HBA · manual section
Troubleshooting Overview and FAQs
# Troubleshooting Overview Your washer has an automatic error-monitoring system that detects and helps diagnose problems early. If the washer does not work properly or does not work at all, check the items below before calling for service. For more detailed ...
- LG · Laundry · WM4000HBA · manual section
Error Codes and Washer Fault Messages
# Error Codes and Washer Fault Messages When an error code appears on the washer display, it tells you what type of problem the washer has detected. Use the code to identify the issue, then follow the matching solution below. ## UE — Unbalance Error The load...
- LG · Laundry · DLEX4000B · manual section
Troubleshooting by symptom: steam, odor, and Wi-Fi
# Troubleshooting: Steam, Odor, and Wi‑Fi Use this section when you notice steam behavior that seems unusual, odors in clothing or inside the appliance, or problems connecting to Wi‑Fi. ## Steam cycle questions **Problem: Drum does not turn during Steam Cyc...
- LG · Laundry · DLEX4000B · manual section
LIMITED WARRANTY continued, pages 56-60
# Limited Warranty, Service, and Dispute Resolution ## What LG covers If your LG Dryer fails because of a defect in materials or workmanship under normal and proper use, LG will, at its option, repair or replace the product during the warranty period. This l...
- LG · Laundry · WM4000HBA · manual section
Noise, Vibration, and Water Hammer Troubleshooting
# Noise, Vibration, and Water Hammer Troubleshooting This section helps you tell the difference between normal washer sounds and sounds that may need attention. ## Normal sounds during operation The following sounds are listed as normal operation: - **Click...
- LG · Laundry · WM4000HBA · manual section
Operation Problems: Leaks, Detergent Dispensing, Filling, and Cycle Behavior
# Operation Problems: Leaks, Detergent Dispensing, Filling, and Cycle Behavior This section helps you troubleshoot common washer problems such as leaks, detergent not dispensing correctly, filling issues, pauses during a cycle, and the washer stopping or not ...
- LG · Laundry · WM4000HBA · manual section
Laundry Results Problems: Wrinkling, Staining, Odor, and Wi‑Fi Issues
# Troubleshooting Laundry Results, Odors, and Wi‑Fi Use the suggestions below when clothes are wrinkled, stained, smell musty, or when the washer will not connect to Wi‑Fi. ## Wrinkling **The washer may be overloaded.** - The washer can be fully loaded, but...
- LG · Laundry · WM4000HBA · manual section
Limited Warranty: Coverage and Terms
# Limited Warranty: Coverage and Terms ## What LG covers If your LG washer fails because of a defect in materials or workmanship under normal and proper use, LG will, at its option, repair or replace the product during the warranty period. This limited warra...
- LG · Laundry · WM4000HBA · manual section
LIMITED WARRANTY continued, pages 53-59 (1 of 2)
## Limited Warranty: dispute resolution and Canada warranty terms This section explains how disputes are handled and, for Canada, what the limited warranty covers and does not cover. ### If you want to start arbitration in the U.S. Before beginning an arbitr...
- LG · Laundry · WM4000HBA · manual section
LIMITED WARRANTY continued, pages 53-59 (2 of 2)
## Limited Warranty: what happens if there is a dispute This section explains how warranty disputes are handled for LG Canada. ### In-home repairs and service area - For products that are still in warranty, in-home repairs are provided only if the product is...
Parts and accessories
- LG · Laundry · DLEX4000B · part reference
Dryer vent accessory
Venting · model-specific
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