LG 10,000 BTU Window Air Conditioner Owner's Manual

The LG 10,000 BTU Window Air Conditioner is a high-efficiency cooling unit designed for medium to large rooms, featuring energy-saving operation, multiple fan speeds, adjustable temperature control, remote control operation, 24-hour timer, sleep mode, auto restart function, washable filter, and low noise operation. 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. Operation Modes 7. Maintenance 8. Energy Saving Tips 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: High-efficiency compressor, remote control, washable filter, adjustable louvers, digital display, energy saver mode.

Feature	Description
Cooling Capacity	10,000 BTU - suitable for rooms up to 450 sq ft
Energy Efficiency Ratio	High EER rating for energy savings
Fan Speeds	3-speed fan with auto mode
Temperature Control	Digital thermostat with 1°F increments
Timer Function	24-hour on/off timer
Sleep Mode	Quiet operation with gradual temperature adjustment
Remote Control	Full function remote included
Air Filter	Washable mesh filter
Auto Restart	Resumes previous settings after power interruption
Noise Level	Low noise operation for quiet comfort

Installation

Unpack and inspect contents. Ensure proper window dimensions and electrical requirements.

Measure window opening: Minimum 23" width, 13" height required.
Install mounting bracket: Secure bracket to window sill according to instructions.
Place unit in window: Lift unit into position with assistance.
Extend side panels: Adjust to fit window width securely.
Secure unit: Lock side panels and install support brackets.
Electrical connection: Plug into dedicated 115V outlet.

WARNING! Unit is heavy; use two people for installation. Ensure proper support to prevent falling.

First-Time Setup

After installation, perform initial setup for optimal performance.

Power on unit: Plug into electrical outlet.
Initial settings: Set temperature to 72°F, fan to auto mode.
Remote control: Insert batteries and test functions.
Test operation: Run unit for 15 minutes to ensure proper cooling.
Adjust louvers: Set air direction for optimal room circulation.

CAUTION! Allow unit to sit upright for 2 hours before first use if transported horizontally.

Specifications

Cooling Capacity: 10,000 BTU
Room Coverage: Up to 450 square feet
Voltage: 115V/60Hz
Amperage: 9.5A
EER: 12.0
Fan Speeds: 3 speeds + Auto
Temperature Range: 62°F - 86°F
Noise Level: 52 dB on low setting
Dimensions: 19.5" H x 23.5" W x 19" D
Weight: 65 lbs
Refrigerant: R-410A

Controls and Settings

Access controls via front panel or remote control. Front Panel: POWER, MODE, FAN SPEED, TEMP UP/DOWN, TIMER.

Remote: POWER, MODE, FAN SPEED, TEMPERATURE, TIMER, SLEEP, SWING.

Mode Settings: COOL, FAN ONLY, DRY, ENERGY SAVER. Fan Speed: LOW, MEDIUM, HIGH, AUTO. Temperature: Adjustable from 62°F to 86°F. Timer: 24-hour programmable on/off timer. Sleep Mode: Gradually increases temperature for energy savings.

Operation Modes

Multiple operation modes for different comfort needs.

Cool Mode: Standard cooling operation with temperature control.
Fan Only: Circulates air without cooling.
Dry Mode: Reduces humidity while maintaining comfort.
Energy Saver: Compressor cycles off when temperature is reached.
Auto Mode: Automatically selects cooling or fan operation.
Sleep Mode: Gradually adjusts temperature overnight.

Tip: Use Energy Saver mode for maximum efficiency during moderate weather.

Maintenance

Regular maintenance ensures optimal performance and longevity.

Filter Cleaning: Clean every 2 weeks during heavy use.
Exterior Cleaning: Wipe cabinet with damp cloth.
Winter Storage: Remove unit from window and store properly.
Condenser Coils: Clean annually with soft brush.
Drainage: Ensure condensate drain is clear.

WARNING! Always unplug unit before performing any maintenance.

Energy Saving Tips

Maximize efficiency and reduce energy costs.

Set temperature to 78°F when home, 85°F when away
Use timer to pre-cool room before arrival
Keep windows and doors closed during operation
Use curtains to block direct sunlight
Clean filter regularly for optimal airflow
Use Energy Saver mode during moderate temperatures

Care & Cleaning

Unplug before cleaning. Use mild detergent and soft cloth only.

CAUTION! Do not use harsh chemicals or abrasive cleaners. Never spray water directly on unit.

Regulatory Information

UL Listed: Certified for safety standards. Energy Star: Meets energy efficiency guidelines. EPA: Complies with environmental regulations. Copyright © 2025 LG Electronics; all rights reserved. For support, visit www.lg.com or contact 1-800-243-0000.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Unit not cooling	Dirty filter/closed vents	Clean filter; ensure vents are open; check temperature setting.
Water leaking	Improper installation	Ensure unit tilted slightly outward; check drain hole.
Loud noise	Loose parts/vibration	Check for loose screws; ensure unit properly seated in window.
Remote not working	Batteries/obstructions	Replace batteries; ensure clear line of sight to unit.
Unit cycling on/off frequently	Dirty coils/thermostat	Clean condenser coils; check thermostat setting.

Reset: Unplug for 5 minutes, then restart.

Service: 1-800-243-0000; www.lg.com