Frigidaire FAD504TDB4 Dehumidifier Manual

The Frigidaire FAD504TDB4 is a 50-pint dehumidifier designed for medium to large rooms, featuring electronic controls, a continuous drain option, auto-restart, a 24-hour timer, washable filter, and low-temperature operation capability. It helps control humidity levels 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 3. First-Time Setup 4. Specifications 5. Controls and Settings 6. Operating Instructions 7. Maintenance 8. Care & Cleaning 9. Regulatory Information 10. Troubleshooting

Features at a Glance

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

Feature	Description
Capacity	50 pints per day (at 60°F, 60% RH)
Control Panel	Electronic with digital display and touch controls
Water Removal	Removable bucket and continuous drain option
Filter	Washable air filter for improved air quality
Auto Restart	Resumes previous settings after power interruption
Timer	24-hour programmable on/off timer
Low Temp Operation	Auto-defrost allows operation down to 41°F
Mobility	Four caster wheels for easy movement
Humidity Control	Adjustable humidity set point from 35% to 85%
Bucket Full Alert	Indicator light and auto shut-off when bucket is full

Installation

Unpack and inspect contents. Place on level surface in area with proper airflow.

Remove packaging materials and tape from unit.
Position dehumidifier: Place on level floor at least 12 inches from walls and furniture for proper air circulation.
Install filter: Ensure washable filter is properly seated in front grille.
Check bucket: Ensure water bucket is correctly inserted and locked in place.
Plug into dedicated 115V AC outlet.

WARNING! Do not use extension cords. Ensure outlet is properly grounded. Keep unit upright during installation.

First-Time Setup

Plug in unit; control panel will illuminate.

Set humidity level: Press HUMIDITY SET button to desired level (recommended 45-50% for comfort).
Select fan speed: Choose between HIGH and LOW fan settings.
Set timer (optional): Use TIMER button to program on/off times.
For continuous drainage: Connect 5/8" ID hose to drain port and route to floor drain or suitable location.

CAUTION! Do not operate in temperatures below 41°F. Allow unit to sit upright for 24 hours if transported on its side.

Specifications

Model: FAD504TDB4
Dehumidification Capacity: 50 pints per day (at 60°F, 60% RH)
Power Supply: 115V, 60Hz
Amperage: 5.0A
Water Bucket Capacity: 1.6 gallons
Operating Temperature Range: 41°F to 95°F
Air Flow: 165 CFM at high speed
Refrigerant: R-410A
Dimensions (HxWxD): 24.0" x 15.0" x 11.2"
Weight: 41.0 lbs
Noise Level: 51 dB on high setting

Controls and Settings

Control Panel: POWER button, HUMIDITY SET buttons, FAN SPEED button, TIMER button, FILTER ALERT indicator, BUCKET FULL indicator.

Display: Shows current room humidity, set humidity, timer settings, and alert indicators.

Humidity Control: Adjust between 35% and 85% RH. Fan Speed: HIGH for maximum moisture removal, LOW for quiet operation. Timer: Programmable 24-hour on/off timer. Continuous Mode: Runs continuously regardless of humidity level. Filter Alert: Illuminates when filter needs cleaning. Bucket Full: Illuminates and unit stops when bucket needs emptying.

Operating Instructions

For optimal performance, operate in enclosed spaces with doors and windows closed.

Power on: Press POWER button.
Set desired humidity: Use ▲/▼ buttons to set target humidity.
Select fan speed: Press FAN button to toggle between HIGH and LOW.
Monitor operation: Unit will run until set humidity is reached, then cycle on/off to maintain level.
Empty bucket: When BUCKET FULL light illuminates, remove and empty bucket, then reinsert.
Use continuous drain: Connect hose to drain port for unattended operation.
Timer programming: Press TIMER to set automatic on/off schedule.

Tip: For fastest drying, close doors and windows and use HIGH fan speed.

Maintenance

Regular maintenance ensures optimal performance and longevity.

Clean filter: Remove and wash filter every 2-4 weeks depending on use. Allow to dry completely before reinstalling.
Empty bucket: Empty regularly to prevent overflow and mildew.
Clean exterior: Wipe cabinet with soft, damp cloth. Never use harsh chemicals.
Clean bucket: Periodically wash bucket with mild detergent to prevent odors.
Off-season storage: Empty all water, clean unit, and store in upright position in dry location.

WARNING! Always unplug unit before performing any maintenance. Do not operate without filter installed.

Care & Cleaning

Unplug before cleaning. Use only mild detergent and soft cloth. Never immerse unit in water.

CAUTION! Do not use gasoline, thinners, or abrasive cleaners. Keep water away from control panel and electrical components.

Regulatory Information

UL Listed. Meets U.S. safety standards. This product contains refrigerant that must be recovered by certified technicians. For disposal, consult local regulations. Copyright © Frigidaire. For support, visit www.frigidaire.com or contact 1-800-374-4432.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Unit not running	No power/bucket full	Check power cord connection; empty water bucket; ensure filter is clean.
Little or no water collection	Low humidity/temperature	Check room humidity; ensure temperature is above 41°F; clean filter.
Unit cycles on/off frequently	Filter clogged/room conditions	Clean filter; ensure unit is not in direct sunlight or near heat source.
Water leakage	Bucket not seated/bucket full	Ensure bucket is properly inserted; check for cracks in bucket; empty regularly.
Unusual noise	Loose parts/fan obstruction	Check for loose panels; ensure nothing is blocking air intake or exhaust.
Display not working	Power issue	Check outlet; ensure unit is plugged in securely; try different outlet.
Ice formation on coils	Low temperature	Auto-defrost should activate; if persistent, move to warmer area or turn unit off.

Reset: Unplug unit for 5 minutes, then plug back in to reset electronic controls.

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