Frigidaire LAD504DUL11 Dehumidifier Manual

The Frigidaire LAD504DUL11 is a 50-pint dehumidifier designed for medium to large rooms, featuring electronic controls, auto-restart, continuous drain option, washable filter, and low-temperature operation capability. It helps reduce excess moisture to improve air quality and comfort. Below are key sections for safety, features, installation, setup, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Installation & Placement 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Operation Modes 7. Maintenance & Cleaning 8. Drainage Options 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Electronic control panel, removable water bucket with full-bucket alert, washable air filter, continuous drain hose connection, caster wheels for mobility, and auto-defrost function.

Feature	Description
Electronic Controls	Digital display with humidity setting and timer
Auto-Restart	Resumes previous settings after power interruption
Continuous Drain Option	Garden hose connection for unattended operation
Washable Filter	Removable filter for easy cleaning
Low-Temperature Operation	Auto-defrost function for cooler environments
Full-Bucket Alert	Indicator light and auto-shutoff when bucket is full
Caster Wheels	Easy mobility between rooms
Humidity Control	Adjustable from 35% to 85% relative humidity
24-Hour Timer	Programmable on/off cycles
Energy Efficient	Energy Star certified design

Installation & Placement

Unpack and inspect contents. Place on level surface with proper clearance.

Remove all packaging materials and tape.
Place unit on level floor with at least 12 inches clearance on all sides.
Ensure proper room size: Up to 1500 square feet for optimal performance.
Check that air intake and exhaust grilles are unobstructed.
Install casters if not pre-installed.

WARNING! Do not place near heat sources or in direct sunlight. Ensure electrical outlet is properly grounded.

First-Time Setup

Plug in unit and configure initial settings.

Insert water bucket securely until it clicks into place.
Plug power cord into grounded 115V outlet.
Power on using control panel or remote control.
Set desired humidity level (recommended 45-50% for most applications).
Select fan speed (High for maximum moisture removal, Low for quiet operation).
For continuous drainage: Connect garden hose to drain port.

CAUTION! Handle water bucket carefully to avoid spills. Empty bucket before first use.

Specifications

Model: LAD504DUL11
Capacity: 50 pints per day (at 60°F, 60% RH)
Coverage Area: Up to 1500 square feet
Power Source: 115V, 60Hz, 6.5A
Water Bucket Capacity: 1.8 gallons
Noise Level: 51 dB on low speed
Dimensions: 15.4" W × 11.4" D × 24.3" H
Weight: 41.9 lbs
Refrigerant: R410A
Certifications: Energy Star, UL Listed

Controls and Settings

Control Panel: Power button, Humidity setting, Fan speed, Timer, Filter reset indicator.

Remote Control: POWER, HUMIDITY +/- , FAN SPEED, TIMER, MODE.

Humidity Control: Adjust between 35% and 85% RH. Fan Speed: High (maximum dehumidification), Low (quiet operation). Timer: Program on/off cycles up to 24 hours. Mode Selection: Continuous (runs constantly), Auto (maintains set humidity). Filter Alert: Indicator light signals when filter needs cleaning.

Operation Modes

Auto Mode: Maintains set humidity level automatically. Continuous Mode: Runs constantly regardless of humidity. Laundry Mode: Maximum moisture removal for drying areas.

Select mode using MODE button.
Adjust humidity setting with +/- buttons.
Set fan speed based on noise preference and dehumidification needs.
Use timer for energy-saving operation during specific hours.

Tip: Close windows and doors for most efficient operation.

Maintenance & Cleaning

Regular maintenance ensures optimal performance and longevity.

Empty water bucket daily or use continuous drain.
Clean air filter every 2-4 weeks: Remove, wash with mild detergent, dry completely.
Reset filter indicator after cleaning by pressing FILTER button for 3 seconds.
Clean exterior with soft, damp cloth; never use harsh chemicals.
Check drain hose for kinks or blockages monthly.
Store unit upright during off-season periods.

WARNING! Always unplug unit before cleaning. Never immerse in water.

Drainage Options

Bucket Collection: Empty when full-bucket indicator lights. Continuous Drain: Connect 5/8" ID garden hose to drain port.

For bucket use: Ensure bucket is properly seated.
For continuous drain: Place unit near floor drain or sink.
Connect hose securely to drain port.
Ensure hose runs downward without kinks.
Bucket will not fill when hose is connected.

CAUTION! Do not lift unit by drain hose. Ensure proper drainage slope.

Regulatory Information

FCC Part 15: Class B digital device; complies with interference limits for residential use. Energy Star: Meets energy efficiency guidelines. Copyright © Frigidaire; trademarks of Electrolux Home Products, Inc. For support, visit www.frigidaire.com or contact 1-800-374-4432.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Unit not running	Power issue/bucket full	Check power connection; empty water bucket; reset circuit breaker.
Poor dehumidification	Room too cold/filter dirty	Ensure room temperature above 65°F; clean air filter; check humidity setting.
Water leakage	Bucket not seated/hose issue	Ensure bucket properly installed; check hose connections; level unit.
Loud operation	Uneven surface/fan issue	Place on level surface; clean filter; contact service if noise persists.
Ice on coils	Low temperature	Auto-defrost should activate; move to warmer area if below 41°F.
Error codes displayed	Sensor/systems issue	Refer to manual code chart; unplug for 10 minutes then restart.

Reset: Unplug for 10 minutes to reset electronic controls.

Service: 1-800-374-4432; www.frigidaire.com