LG Dishwasher LDF6920ST

User Manual & Installation Guide

Standard Capacity Dishwasher

Installation Guide

Tools Needed:

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

Step-by-Step Installation

  1. Choose Installation Location: Select a location near kitchen plumbing and electrical connections on a solid, level floor under countertop.
  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 and ensure proper sealing.
  4. Connect Drain Hose: Route the drain hose into sink drain or garbage disposal with a high loop to prevent backflow.
  5. Electrical Connection: Connect to a properly grounded 120V, 60Hz, AC only outlet. Dedicated circuit recommended.
  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 LDF6920ST
Type Built-in Dishwasher
Color Stainless Steel
Capacity 14 Place Settings
Noise Level 44 dBA
Control Type Touch Controls with LED Display
Energy Rating ENERGY STAR® Certified
Water Consumption 2.9 gallons per cycle
Power Requirements 120V, 60Hz, 15A
Dimensions (HxWxD) 33.875 x 23.875 x 24.5 inches
Weight 105 lbs
Drying System Heat Dry with Fan Assist

Warranty Information

  • Full Warranty: 1 year 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™ Technology

Four multi-directional spray arms target every corner of the dishwasher, providing complete coverage and superior cleaning performance.

Direct Drive Motor

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

TrueSteam™ Technology

Steam technology helps to remove tough, baked-on food, reduce allergens, and provide hygienic cleaning for your dishes.

LoDecibel™ Quiet Operation

Advanced sound insulation and Direct Drive motor technology combine to deliver ultra-quiet operation at just 44 dBA.

SmartThinQ Technology

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

EasyRack™ Plus System

Adjustable upper rack with fold-down tines provides flexible loading options for tall items and odd-shaped dishes.

Wash Programs Explained

Heavy Wash

Intensive cleaning for heavily soiled pots, pans, and bakeware

Normal Wash

Standard cleaning for everyday dishes with normal soil levels

Light Wash

Quick cycle for lightly soiled dishes with shorter run time

Rinse Only

Rinses dishes without detergent to prevent drying of food particles

Sanitary Cycle

High-temperature wash that eliminates 99.9% of bacteria

Crystal Dry

Gentle drying with lower temperatures for delicate glassware

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 dishes evenly
Dishes not drying Rinse aid empty, heating element issue Refill rinse aid, check heating element function

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 - Check heating element function

Manual Downloads

Current Model Manuals

LDF6920ST

Standard Capacity Dishwasher

LDP6810SS

Standard Capacity Dishwasher

LDFN454HT

Top Control Dishwasher

LDT7808SS

Top Control Dishwasher

Popular Previous Models

LDF5545ST

Standard Capacity Dishwasher

LDP6810BD

Black Stainless Dishwasher

LDT9968BD

Top Control Dishwasher

LDF7774BD

Black Stainless Dishwasher

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