LG Dishwasher QuadWash Inverter Direct Drive

User Manual & Installation Guide

14 Place Settings

Installation Guide

Tools Needed:

  • Adjustable wrench
  • Level
  • Screwdrivers (flat and Phillips)
  • Pliers
  • Tape measure
  • Pipe cutter

Step-by-Step Installation

  1. Choose Installation Location: Select a location near necessary plumbing and electrical connections on a solid, level floor.
  2. Remove Shipping Materials: Remove all shipping bolts and packaging materials from the dishwasher.
  3. Connect Water Supply: Connect hot water supply line to the water inlet valve. Use only new hoses.
  4. Connect Drain Hose: Route the drain hose into a standpipe or garbage disposal with a high loop to prevent backflow.
  5. Electrical Connection: Connect to a properly grounded 120V, 60Hz, AC only outlet. Do not use an extension cord.
  6. Level the Dishwasher: Adjust the leveling legs to ensure the dishwasher is level from front to back and side to side.
  7. Test Run: Run the dishwasher through a complete cycle to check for leaks and proper operation.
Warning: All installations must be performed by a qualified installer to ensure proper operation and maintain warranty coverage.

Specifications

Model Series DFB425FP
Type Built-in Dishwasher
Color Stainless Steel / Black
Capacity 14 Place Settings
Noise Level 44 dB
Control Type Touch Controls with LED Display
Energy Rating A+++ (Most Efficient)
Water Consumption 9.5 L/cycle
Power Requirements 230V, 50Hz, 10A
Dimensions (HxWxD) 82 x 60 x 55 cm
Weight 45 kg
Drying System Heat Exchange with Natural Condensation

Warranty Information

  • Full Warranty: 2 years parts and labor
  • Motor Warranty: 10 years on Direct Drive Motor
  • Additional Coverage: Optional extended warranty available

For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com

Key Features

QuadWash System

Four multi-directional spray arms target every corner of the dishwasher, ensuring thorough cleaning from multiple angles for spotless results.

Direct Drive Motor

LG's innovative Direct Drive motor connects directly to the wash system without belts or pulleys, reducing noise and vibration while increasing reliability and efficiency.

Inverter Technology

The advanced inverter motor provides precise control over water pressure and spray patterns, resulting in better cleaning with less energy consumption.

TrueSteam Technology

Steam technology helps to remove tough, dried-on food particles and sanitize dishes, leaving them hygienically clean and ready to use.

SmartThinQ Technology

Wi-Fi enabled for remote control via smartphone app, allowing you to monitor cycle status, download additional programs, and receive completion alerts.

LoDecibel Quiet Operation

Advanced sound insulation and Direct Drive technology combine to deliver ultra-quiet operation at just 44 dB - quieter than a library.

Wash Programs Explained

Heavy Wash

Intensive cleaning for heavily soiled pots, pans, and baking dishes

Normal Wash

Standard cleaning for everyday dishes with normal soil levels

Eco Wash

Energy-efficient cycle that uses less water and electricity

Quick Wash

Fast cleaning cycle for lightly soiled dishes in just 30 minutes

Glass Care

Gentle cycle specifically designed for delicate glassware

Sanitize

High-temperature cycle that eliminates 99.9% of bacteria

Troubleshooting

Problem Possible Cause Solution
Dishwasher won't start Power issue, door not closed properly Check power supply, ensure door is latched completely
Poor cleaning results Overloading, wrong detergent, incorrect program Reduce load size, use correct detergent, select appropriate program
Water not draining Drain hose clogged or kinked Check drain hose for obstructions or kinks, clean filter
Leaking water Door not sealed, overfilling, loose connections Check door seal, ensure proper detergent amount, check connections
Unusual noises Foreign objects in spray arms, unbalanced load Check for foreign objects, redistribute load evenly
Dishes not drying Rinse aid empty, incorrect program selection Refill rinse aid, select drying-enhanced programs

Error Codes

  • IE: Water supply issue - Check water supply and inlet valve
  • OE: Drain issue - Check drain hose and pump
  • FE: Flooding detected - Check for leaks and water supply
  • LE: Motor issue - Contact service center
  • dE: Door not closed properly - Ensure door is fully closed
  • HE: Heating element issue - Contact service center

Manual Downloads

Current Model Manuals

DFB425FP

14 Place QuadWash Dishwasher

DFB325HS

14 Place Steam Dishwasher

DFB527FP

14 Place ThinQ Dishwasher

DFB424FP

14 Place Black Dishwasher

Popular Previous Models

LDF5545ST

14 Place DD Dishwasher

LDP6797ST

14 Place Steam Dishwasher

LDT9965BD

14 Place ThinQ Dishwasher

LDF7551ST

15 Place DD Dishwasher

Note: For models not listed here, please visit the LG Support Website for complete documentation.