LG Refrigerator Maintenance Manual

The LG Refrigerator is a high-efficiency appliance designed for optimal food preservation, featuring advanced cooling technology, adjustable temperature zones, energy-saving modes, ice and water dispensers, door alarms, and smart diagnostics. Proper maintenance ensures longevity and peak performance. Below are key sections for safety, features, installation, operation, cleaning, troubleshooting, and warranty information.

1. Features at a Glance 2. Installation & Setup 3. First-Time Use 4. Specifications 5. Controls and Settings 6. Daily Operation 7. Cleaning & Maintenance 8. Energy Saving Tips 9. Safety Information 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Multi-airflow cooling system, LED interior lighting, adjustable glass shelves, humidity-controlled crispers, ice maker, water filter, door bins, and digital control panel.

Feature	Description
Multi-Airflow System	Ensures even cooling throughout all compartments
LED Lighting	Energy-efficient, bright interior illumination
Adjustable Shelves	Flexible storage for items of various sizes
Humidity Control Crispers	Preserves freshness of fruits and vegetables
Ice & Water Dispenser	Provides chilled water and ice cubes on demand
Door Alarm	Alerts if door is left open for extended period
Smart Diagnosis	Helps identify issues via smartphone app
Energy Saver Mode	Reduces power consumption when activated
Child Lock	Prevents accidental setting changes
Quick Cool/Freeze	Rapidly lowers temperature for new items

Installation & Setup

Unpack and inspect contents. Ensure proper ventilation and level placement.

Choose location: Place on level floor away from heat sources, with 2-inch clearance on sides and back.
Level the refrigerator: Adjust front leveling legs using a wrench.
Connect water line (if applicable): Attach to water supply for ice maker and dispenser.
Plug into dedicated 120V AC outlet.
Allow 2-4 hours for cooling before loading food.

WARNING! Refrigerator is heavy; use two people for moving. Ensure water connections are tight to prevent leaks.

First-Time Use

Power on refrigerator; set initial controls.

Set temperatures: Recommended: Refrigerator 37°F (3°C), Freezer 0°F (-18°C).
Activate ice maker: Lift wire arm to ON position.
Run water dispenser: Flush system for 3 minutes to clear air and impurities.
Load food: Avoid overpacking; allow air circulation.
Enable features: Set door alarm, child lock, and energy saver as desired.

CAUTION! Do not place hot food directly into refrigerator; allow to cool first.

Specifications

Capacity: Varies by model (typically 18-25 cu. ft.).
Refrigeration System: Linear compressor with inverter technology.
Temperature Control: Digital thermostat with separate fridge/freezer settings.
Ice Production: Up to 4 lbs per day.

Water Filter: Replace every 6 months (model LT1000P).

Power Requirements: 120V AC, 60Hz, 7.5A.

Energy Star Rated: Yes, for energy efficiency.

Dimensions: Standard depth 30-34 inches, width 36 inches.

Weight: Approximately 250 lbs.

Controls and Settings

Access controls via digital panel on door or front. Buttons: POWER, TEMP (Fridge/Freezer), ICE, WATER, LOCK, ALARM, MODE.

Display Indicators: Temperature settings, filter status, door open alert, quick cool/freeze active, child lock.

Temperature Settings: Adjust in 1° increments. Modes: ENERGY SAVER, VACATION (fridge warmer, freezer normal), QUICK COOL, QUICK FREEZE. Filter Reset: Hold FILTER button for 3 seconds after replacement. Child Lock: Press and hold LOCK for 5 seconds.

Daily Operation

For optimal performance, follow these guidelines.

Organize food: Use designated zones (meat in coldest area, dairy on shelves).

Use crispers: Set humidity high for veggies, low for fruits.

Dispense ice/water: Press glass against paddle; release to stop.

Adjust shelves: Lift and reposition as needed.

Monitor temperatures: Check periodically with appliance thermometer.

Tip: Keep door closed as much as possible to maintain temperature.

Cleaning & Maintenance

Regular cleaning ensures hygiene and efficiency.

Unplug refrigerator before cleaning interior components.

Interior: Wipe with solution of baking soda and water (2 tbsp per quart).

Shelves and bins: Remove and wash with mild detergent; dry thoroughly.

Exterior: Clean with soft cloth and mild cleaner; avoid abrasives.

Condenser coils: Vacuum every 6 months (located at back or bottom).

Water filter: Replace every 6 months or when indicator light comes on.

Ice maker: Empty and clean ice bin monthly.

Door seals: Wipe with damp cloth to maintain seal integrity.

WARNING! Do not use sharp objects to remove ice; never use chemical cleaners on interior surfaces.

Energy Saving Tips

Maximize efficiency to reduce electricity costs.

Set temperatures to recommended levels.

Ensure door seals are tight; test with dollar bill (should resist pull).

Allow hot food to cool before storing.

Keep condenser coils clean.

Use ENERGY SAVER mode when ambient humidity is low.

Avoid placing refrigerator near oven or dishwasher.

Do not overfill; allow air circulation.

Safety Information

Follow these precautions to prevent injury or damage.

CAUTION! Risk of electric shock. Unplug before cleaning or servicing.
WARNING! Do not use extension cord; plug directly into grounded outlet.
CAUTION! Keep fingers away from ice crusher mechanism.
WARNING! Flammable refrigerant used; only qualified technicians should service cooling system.
CAUTION! Ensure water supply line is rated for refrigeration use.

Regulatory Information

UL Listed: Complies with UL Standard 250. Energy Star Partner: Meets EPA energy efficiency guidelines. FCC Part 15: Class B digital device. California Proposition 65 Warning: Contains chemicals known to cause cancer or reproductive harm. For support, visit www.lg.com or contact LG Customer Service at 1-800-243-0000.

Troubleshooting

Symptom Possible Cause Corrective Action

Refrigerator not cooling Power issue, dirty coils, door seal Check plug/power; clean coils; test door seal.

Water dispenser not working Filter clogged, water line off Replace filter; ensure water supply valve is open.

Ice maker not producing ice Arm in OFF position, low freezer temp Lower arm to ON; ensure freezer at 0°F.

Excessive frost in freezer Door ajar, frequent opening Check seal; minimize door openings.

Unusual noises Leveling, fan obstruction Level refrigerator; check for items touching fan.

Display panel not responding Child lock, power surge Disable child lock; unplug for 1 minute then restart.

Water leaking on floor Clogged defrost drain, loose connection Clear drain tube; check water line connections.

Reset: Unplug for 5 minutes to reset control board.

Smart Diagnosis: Use LG SmartThinQ app to run diagnostics.

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

LG Refrigerator Maintenance Manual © - All Rights Reserved 2025

Symptom	Possible Cause	Corrective Action
Refrigerator not cooling	Power issue, dirty coils, door seal	Check plug/power; clean coils; test door seal.
Water dispenser not working	Filter clogged, water line off	Replace filter; ensure water supply valve is open.
Ice maker not producing ice	Arm in OFF position, low freezer temp	Lower arm to ON; ensure freezer at 0°F.
Excessive frost in freezer	Door ajar, frequent opening	Check seal; minimize door openings.
Unusual noises	Leveling, fan obstruction	Level refrigerator; check for items touching fan.
Display panel not responding	Child lock, power surge	Disable child lock; unplug for 1 minute then restart.
Water leaking on floor	Clogged defrost drain, loose connection	Clear drain tube; check water line connections.