LG Dryer DGL3744S Manual

The LG Dryer DGL3744S is a 7.4 cubic foot electric dryer with advanced drying technologies, multiple drying cycles, moisture sensor technology, wrinkle care option, and energy-efficient 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. Connecting to Power 7. Operating the Dryer 8. Maintenance Features 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Large capacity drum, electronic controls, moisture sensor, lint filter, multiple drying cycles.

FeatureDescription
Capacity7.4 cubic feet drying capacity
Moisture SensorAutomatically detects dryness level
Drying CyclesMultiple cycles for different fabric types
Wrinkle CareTumble without heat to reduce wrinkles
Lint FilterEasy-clean removable filter
Control PanelElectronic touch controls
DoorReversible door for flexible installation
Power Requirements240V electric connection
Energy EfficiencyENERGY STAR certified
Child LockSafety lock feature

Installation

Unpack and inspect contents. Place on level surface.

  1. Remove shipping materials: Remove all tape and protective coverings.
  2. Level the dryer: Adjust leveling legs to ensure unit is stable.
  3. Connect exhaust vent: Use 4-inch diameter metal duct for proper ventilation.
  4. Connect power: Use proper 240V outlet with correct amperage rating.
  5. Test operation: Run empty cycle to verify proper installation.

WARNING! Dryer is heavy; lift with care to avoid injury. Ensure proper ventilation to prevent fire hazard.

First-Time Setup

Power on dryer; follow initial setup procedure.

  1. Select language: Choose preferred language for display.
  2. Set time: Configure current time for timed drying cycles.
  3. Test cycles: Run quick dry cycle to familiarize with controls.
  4. Check exhaust: Verify proper airflow through vent system.
  5. Read safety instructions: Review all safety warnings before use.

CAUTION! Ensure proper electrical connection; use certified electrician if unsure.

Specifications

Controls and Settings

Access settings via control panel. Main Controls: POWER, CYCLE SELECTION, TEMPERATURE, START/PAUSE.

Display: Shows cycle time, settings, and status indicators.

Cycle Selection: NORMAL, HEAVY DUTY, DELICATES, TIMED DRY, AIR FLUFF. Temperature Settings: HIGH, MEDIUM, LOW, NO HEAT. Options: WRINKLE CARE, CHILD LOCK, SOUND ON/OFF. Settings: Language selection, time setting, default preferences.

Connecting to Power

Electrical: 240V dedicated circuit. Venting: 4-inch metal duct required.

  1. Turn off power at circuit breaker before connecting.
  2. Use proper 4-prong dryer cord (not included).
  3. Connect ground wire properly for safety.
  4. Ensure vent connection is secure and airtight.
  5. Keep vent run as short and straight as possible.

Tip: Have installation performed by qualified technician if unsure.

Operating the Dryer

Supports various fabric types and drying needs.

  1. Load laundry: Do not overload; leave space for tumbling.
  2. Select cycle: Choose appropriate cycle for fabric type.
  3. Set temperature: Select heat setting based on fabric care labels.
  4. Start dryer: Press START button to begin cycle.
  5. Monitor progress: Display shows remaining time and cycle status.
  6. Clean lint filter: Remove and clean filter before each use.
  7. Unload promptly: Remove clothes immediately when cycle completes.
  8. Use wrinkle care: Select for 150-minute tumbling without heat.

WARNING! Clean lint filter before every load to prevent fire hazard.

Maintenance Features

Moisture Sensor: Automatically stops when clothes are dry. Child Lock: Prevents accidental changes to settings. Cycle Memory: Remembers frequently used settings.

Care & Cleaning

Unplug before cleaning. Clean lint filter after every load. Wipe exterior with damp cloth.

Monthly Maintenance: Clean lint from exhaust vent. Check drum for debris.

CAUTION! Do not use harsh chemicals; keep control panel dry during cleaning.

Regulatory Information

UL Listed: Meets safety standards for household appliances. ENERGY STAR: Certified for energy efficiency. Copyright © 2025 LG Electronics; trademarks of LG Electronics, Inc. For support, visit www.lg.com or contact 1-800-243-0000.

Troubleshooting

SymptomPossible CauseCorrective Action
Dryer won't startPower/doorCheck power connection; ensure door is fully closed.
Clothes not dryingLint/ventClean lint filter; check vent for obstructions.
No heatHeater elementCheck thermal fuse; verify proper voltage.
Unusual noiseObjects in drumCheck for foreign objects; inspect rollers.
Error codesVarious issuesConsult error code chart in manual.

Reset: Unplug for 5 minutes to reset electronic controls.

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

LG Dryer DGL3744S Manual © - All Rights Reserved 2025