Frigidaire FDB50R Dehumidifier Manual

The Frigidaire FDB50R is a high-capacity 50-pint dehumidifier designed for residential use. It features an Energy Star rating, automatic humidity control, continuous drain option, washable filter, digital controls with humidistat, full bucket alert with auto shut-off, defrost function for low temperatures, and quiet operation. 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. Connecting Drainage 7. Operation Modes 8. Maintenance 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Digital control panel, 50-pint water collection bucket, washable air filter, continuous drain hose connection, humidistat, and carrying handles.

Feature	Description
Digital Control Panel	Easy-to-read display with touch controls
50-Pint Capacity	Removes up to 50 pints of moisture per day
Automatic Humidity Control	Maintains desired humidity level (35-85% range)
Continuous Drain Option	Garden hose connection for unattended operation
Washable Air Filter	Captures airborne particles; reusable
Full Bucket Alert & Auto Shut-off	Stops operation when bucket is full
Low Temperature Defrost	Prevents coil freezing in cool environments
Energy Star Certified	Energy efficient operation
Quiet Operation	Designed for minimal noise disturbance
Carrying Handles	Easy portability between rooms

Installation

Unpack and inspect contents. Place on level surface in area requiring dehumidification.

Remove all packaging materials and tape.
Position unit: Place on firm, level floor at least 12 inches from walls and furniture.
Check filter: Ensure washable filter is properly installed.
Install bucket: Insert water collection bucket securely.
Plug into dedicated 120V AC outlet.

WARNING! Do not use extension cords. Ensure proper ventilation around unit.

First-Time Setup

Power on dehumidifier; configure initial settings.

Set desired humidity: Press HUMIDITY button to select 45-50% for general comfort.
Choose fan speed: Select HIGH for maximum moisture removal or LOW for quiet operation.
Set timer (optional): Program ON/OFF times for automatic operation.
For continuous drainage: Connect 5/8" garden hose to drain port (bucket must be in place).

CAUTION! Operate at temperatures above 41°F (5°C) for optimal performance.

Specifications

Model: FDB50R
Moisture Removal: 50 pints per day (at 60% RH, 80°F)
Coverage Area: Up to 1500 sq. ft.
Humidity Control: 35% to 85% relative humidity
Water Bucket Capacity: 1.8 gallons
Air Filter: Washable mesh filter
Power Requirements: 120V, 60Hz, 6.5A
Energy Consumption: 590 kWh/year
Noise Level: 51 dB on low setting
Dimensions: 15.4" W × 11.4" D × 24.3" H
Weight: 41.9 lbs
Refrigerant: R410A

Controls and Settings

Digital control panel includes: POWER, HUMIDITY SET, FAN SPEED, TIMER, FILTER ALERT, and BUCKET FULL indicator.

Control Functions:

POWER: Turns unit on/off
HUMIDITY: Adjust desired humidity level (35-85%)
FAN SPEED: Toggle between HIGH and LOW
TIMER: Set 1-24 hour ON/OFF delay
FILTER ALERT: Light indicates when filter needs cleaning
CONTINUOUS: Mode for constant operation regardless of humidity
AUTO DEFROST: Automatically activates when coil temperature drops

Connecting Drainage

Two drainage options: Manual bucket emptying or continuous hose drainage.

Manual drainage: Empty bucket when FULL light illuminates.
Continuous drainage: Remove bucket, connect 5/8" garden hose to drain port.
Route hose to floor drain, sink, or outdoors (downward slope required).
Replace bucket (must remain in place even with hose connected).

Tip: For basement use, consider permanent drainage to sump pump or drain.

Operation Modes

Multiple operating modes for different needs.

Auto Mode: Maintains set humidity level automatically.
Continuous Mode: Runs constantly regardless of humidity.
Timer Mode: Programmed operation for specific hours.
Laundry Mode: High-speed drying for laundry rooms.
Sleep Mode: Quiet operation with dimmed display.

WARNING! Do not operate in temperatures below 41°F (5°C) without defrost function.

Maintenance

Regular maintenance ensures optimal performance and longevity.

Clean filter every 2 weeks: Remove, wash with mild detergent, dry completely.
Empty and clean bucket monthly with mild solution.
Clean exterior with soft, damp cloth.
Check drain hose for clogs if using continuous drainage.
Store properly if not using for extended periods.

Care & Cleaning

Unplug before cleaning. Use only mild detergent and water. Never use harsh chemicals.

CAUTION! Do not immerse unit in water. Ensure all parts are completely dry before reassembly.

Regulatory Information

UL Listed. Energy Star Certified. FCC Part 15 compliant. This product contains refrigerant that must be recovered by certified technicians. For service, contact authorized Frigidaire service center. Copyright © Frigidaire. For support, visit www.frigidaire.com or contact 1-800-374-4432.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Unit not starting	Power issue/bucket full	Check power connection; empty bucket; ensure bucket properly seated
Not removing moisture	Filter clogged/low temperature	Clean filter; ensure room temp above 41°F; check humidity setting
Water leaking	Bucket not seated/hose connection	Reseat bucket; check hose connections; ensure unit is level
Loud noise	Loose parts/fan obstruction	Check for loose panels; clear fan area of obstructions
Frost on coils	Low temperature	Move to warmer area; defrost function should activate automatically
Filter light on	Dirty filter	Clean washable filter as instructed
Display not working	Power interruption	Unplug for 10 minutes, then restart

Reset: Unplug for 10 minutes to reset electronic controls.

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