LG WM3987H Series Washer-Dryer Manual

The LG WM3987H Series Washer-Dryer is a versatile all-in-one appliance that combines washing and drying functions in a single unit. It features a large capacity drum, advanced washing technology, and various drying options to ensure your laundry is clean and fresh. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

1. Features at a Glance 2. Installation 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Connecting Water Supply 7. Operating the Washer-Dryer 8. Maintenance and Care 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Large capacity drum, Smart Inverter technology, TurboWash, Steam technology, Wi-Fi connectivity, and various wash/dry cycles.

Feature	Description
Smart Inverter	Optimizes energy consumption for efficient washing
TurboWash	Reduces wash time while maintaining cleaning performance
Steam Technology	Helps to reduce wrinkles and sanitize clothes
Wi-Fi Connectivity	Control and monitor your washer-dryer remotely via smartphone
Multiple Wash Cycles	Offers various cycles for different fabric types and soil levels
Drying Options	Multiple drying settings to suit your laundry needs

Installation

Unpack and inspect contents. Ensure the washer-dryer is placed on a stable surface.

Connect water supply: Attach hoses to the water inlet valves.
Level the unit: Adjust the feet to ensure the washer-dryer is level.
Plug into AC power: Ensure proper voltage and grounding.

WARNING! Ensure all connections are secure to prevent leaks.

First-Time Setup

Power on the washer-dryer; follow on-screen prompts to configure settings.

Set language: Choose your preferred language on the display.
Run a test cycle: Use the cleaning cycle to ensure proper operation.
Connect to Wi-Fi: Follow instructions to connect to your home network.

CAUTION! Ensure the unit is level and stable during operation.

Specifications

Model: LG WM3987H
Capacity: 4.2 cu. ft. washer, 7.4 cu. ft. dryer.
Energy Efficiency: ENERGY STAR certified.
Dimensions: 27" W x 38" H x 30" D.
Weight: 200 lbs.
Power Supply: 120V, 60Hz.
Water Consumption: 15 gallons per cycle.

Controls and Settings

Access settings via the digital display. Control options include wash cycle selection, temperature settings, and drying options.

Remote Control: Use the LG ThinQ app for remote operation and monitoring.

Connecting Water Supply

Ensure proper connection to hot and cold water supplies.

Turn off water supply before connecting hoses.
Check for leaks after connecting.
Ensure hoses are securely attached to prevent water damage.

Tip: Use new hoses for best results.

Operating the Washer-Dryer

Follow the user manual for detailed operating instructions.

Load laundry: Do not overload the drum.
Select wash/dry cycle: Choose based on fabric type.
Start the cycle: Press the start button to begin.

WARNING! Do not open the door during operation.

Maintenance and Care

Regular maintenance is essential for optimal performance.

Clean the lint filter after each use.
Run a cleaning cycle monthly.
Check hoses for wear and replace if necessary.

Regulatory Information

This appliance complies with all applicable safety standards and regulations. For more information, visit the LG website or contact customer support.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Washer not starting	Power supply issue	Check power connection and circuit breaker.
No water supply	Hoses kinked	Ensure hoses are straight and not blocked.
Excessive noise	Unbalanced load	Redistribute laundry evenly in the drum.
Dryer not working	Lint filter clogged	Clean lint filter before each use.
Cycle not completing	Door not closed	Ensure door is securely closed before starting.

Reset: Unplug for 5 minutes to reset the unit.

Service: For assistance, contact LG customer support.