LG Automatic Washing Machine Service Manual

The LG Automatic Washing Machine is a high-efficiency front-load washer with multiple wash programs, energy-saving features, smart technology integration, and advanced cleaning capabilities. This service manual covers installation, operation, maintenance, troubleshooting, and technical specifications for service technicians and qualified personnel.

1. Features at a Glance 2. Installation Requirements 3. First-Time Setup 4. Technical Specifications 5. Controls and Settings 6. Connecting Utilities 7. Operating Procedures 8. Maintenance Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting Guide

Features at a Glance

Key components: Direct Drive Motor, LED Control Panel, Multiple Wash Programs, SmartThinQ Technology, TurboWash, Steam Function, Child Lock, Delay Start.

Feature	Description
Direct Drive Motor	Direct connection for reduced vibration and noise
LED Control Panel	Digital display with touch controls
Wash Programs	Cotton, Synthetic, Delicate, Quick Wash, etc.
SmartThinQ Technology	Wi-Fi connectivity for remote control
TurboWash	Reduced wash time while maintaining performance
Steam Function	Steam refresh and allergen removal
Child Lock	Prevents accidental program changes
Delay Start	Programmable start time up to 19 hours
Energy Star Certified	Energy and water efficient operation
6Motion Technology	Multiple wash motions for optimal cleaning

Installation Requirements

Unpack and inspect all components. Ensure level surface installation.

Location Requirements: Solid, level floor near water and power sources.
Water Connections: Connect hot and cold water hoses to appropriate valves.
Drain Connection: Secure drain hose to standpipe or utility sink.
Electrical Connection: Plug into grounded 120V outlet.
Leveling: Adjust leveling feet to ensure machine is perfectly level.

WARNING! Machine must be level to prevent vibration and movement during operation. Use two people for handling.

First-Time Setup

Complete installation and perform initial setup procedures.

Remove shipping bolts: Use included wrench to remove all transit bolts.
Connect utilities: Verify water, drain, and electrical connections.
Level machine: Use bubble level and adjust feet until perfectly level.
Test run: Run empty cycle to check for leaks and proper operation.
Program settings: Set language, time, and default preferences.

CAUTION! Failure to remove shipping bolts will cause severe damage to machine. Keep bolts for future transport.

Technical Specifications

Capacity: 4.5 cu.ft. (varies by model)
Motor Type: Direct Drive Inverter Motor
Water Pressure: 20-116 psi required
Power Requirements: 120V AC, 60Hz, 15A
Dimensions: 27" W x 39" H x 30" D (standard)
Weight: 180 lbs (empty)
Water Consumption: 13-15 gallons per cycle (average)
Noise Level: 52 dBA (wash), 72 dBA (spin)
Wash Programs: 10+ specialized cycles
Warranty: 10-year motor, 1-year parts/labor

Controls and Settings

Access control panel for all wash settings and machine functions.

Control Panel: POWER, PROGRAM SELECTION, TEMPERATURE, SPIN SPEED, OPTIONS, START/PAUSE, CHILD LOCK.

Wash Programs: Cotton, Synthetic, Delicate, Quick Wash, Heavy Duty, Bedding, Sport Wear, Allergiene, Steam Refresh, Rinse+Spin. Temperature Settings: Cold, Tap Cold, Warm, Hot. Spin Speed: No Spin, Low, Medium, High, Extra High. Options: Pre Wash, Extra Rinse, TurboWash, Delay Start, Soil Level.

Connecting Utilities

Proper connection of water, drain, and electrical services.

Water Inlet: Connect hot and cold hoses to corresponding valves.
Drain Hose: Secure to standpipe (minimum 30" height) or utility sink.
Electrical: Use dedicated 15A circuit with proper grounding.
SmartThinQ: Download app and connect to home Wi-Fi network.

Tip: Use thread seal tape on water connections to prevent leaks. Check all connections before first use.

Operating Procedures

Standard operating sequence for normal wash cycles.

Load laundry: Do not overload; follow capacity guidelines.
Add detergent: Use HE detergent only; follow manufacturer recommendations.
Select program: Choose appropriate cycle for fabric type.
Set options: Adjust temperature, spin speed, and additional features.
Start cycle: Press START/PAUSE to begin wash cycle.
Monitor operation: LED display shows remaining time and cycle status.
Unload promptly: Remove laundry immediately after cycle completion.
Clean door seal: Wipe door gasket and glass after each use.

WARNING! Do not open door during high-temperature cycles. Wait for lock to release automatically.

Maintenance Features

Self-cleaning and maintenance cycles for optimal performance.

Tub Clean Cycle: Run monthly with affresh tablets or bleach. Filter Cleaning: Clean drain filter every 3-6 months. Door Seal Maintenance: Wipe clean after each use. Detergent Drawer: Remove and clean monthly. Error Codes: Display shows diagnostic codes for service issues.

Care & Cleaning

Regular maintenance procedures to ensure longevity and performance.

Exterior: Clean with soft, damp cloth and mild detergent. Interior: Run Tub Clean cycle monthly. Door Seal: Wipe clean and check for debris. Detergent Drawer: Remove and clean thoroughly. Drain Filter: Clean regularly to prevent clogs.

CAUTION! Do not use abrasive cleaners or solvents. Unplug machine before performing any maintenance.

Regulatory Information

UL Listed: Complies with UL 2157 standards. Energy Star: Meets ENERGY STAR requirements for energy efficiency. FCC Part 15: Class B digital device compliant. WaterSense: Certified for water efficiency. Copyright © 2025 LG Electronics; all rights reserved. For service support, visit www.lg.com or contact 1-800-243-0000.

Troubleshooting Guide

Symptom	Possible Cause	Corrective Action
Machine won't start	Power/door issues	Check power connection; ensure door closed properly; reset circuit breaker.
No water filling	Water supply valves	Verify water valves open; check hoses for kinks; clean inlet filters.
Water won't drain	Drain clog/filter	Clean drain filter; check drain hose for obstructions; ensure proper height.
Excessive vibration	Leveling/load balance	Re-level machine; redistribute load; remove shipping bolts.
Error codes displayed	System faults	Refer to error code chart in manual; reset machine; call service if persistent.
Poor cleaning results	Detergent/loading	Use HE detergent only; reduce load size; select proper cycle.
Unusual noises	Foreign objects	Check for objects in drum; inspect pump filter; verify proper installation.

Reset Procedure: Unplug for 1 minute, then restart. For persistent issues, consult service manual.

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