Frigidaire FDK45P Dehumidifier Manual

The Frigidaire FDK45P is a high-capacity 45-pint dehumidifier designed for medium to large rooms, featuring automatic humidity control, continuous drain option, washable air filter, auto-restart after power interruption, and energy-efficient 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. Operating Modes 8. Maintenance 9. Care & Cleaning 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Control panel with digital display, water collection bucket, washable filter, continuous drain port, casters for mobility.

FeatureDescription
Humidity ControlAutomatic humidity sensing and adjustment
Water Bucket45-pint capacity with full-bucket alert and auto-shutoff
Continuous DrainGarden hose connection for continuous operation
Air FilterWashable air filter for improved air quality
Digital DisplayShows current humidity, settings, and alerts
Auto-RestartResumes previous settings after power interruption
Timer Function24-hour programmable on/off timer
Fan SpeedsTwo-speed fan control (High/Low)
MobilityFour casters for easy room-to-room movement
Energy EfficiencyEnergy Star certified operation

Installation

Unpack and inspect contents. Place on level surface.

  1. Position unit: Place on flat, level surface away from walls and furniture for proper airflow.
  2. Install filter: Remove filter from packaging and insert into filter compartment.
  3. Check bucket: Ensure water collection bucket is properly seated and locked in place.
  4. Power connection: Plug into dedicated 120V AC outlet.

WARNING! Do not place near heat sources or in direct sunlight. Ensure proper clearance (at least 12 inches) on all sides.

First-Time Setup

Power on dehumidifier; follow control panel prompts.

  1. Set humidity level: Press HUMIDITY button to select desired level (35%-85%).
  2. Select fan speed: Choose HIGH for maximum dehumidification or LOW for quiet operation.
  3. Program timer: Use TIMER button to set automatic on/off schedule if desired.
  4. Continuous drain setup: Connect garden hose to drain port if using continuous drainage.

CAUTION! Ensure unit is upright for at least 24 hours before first use if transported on its side.

Specifications

Controls and Settings

Control Panel: POWER button, HUMIDITY setting, FAN speed, TIMER, FILTER reset indicator.

Display Indicators: Current humidity, set humidity, fan speed, timer status, filter alert, bucket full alert.

Humidity Control: Adjust between 35%-85% in 5% increments. Fan Settings: HIGH for maximum moisture removal, LOW for quiet operation. Timer: Programmable 24-hour on/off schedule. Filter Alert: Illuminates when filter needs cleaning. Auto-Defrost: Automatically activates in low temperatures to prevent coil freezing.

Connecting Drainage

Bucket collection: Standard operation with removable bucket. Continuous drain: Garden hose connection for unattended operation.

  1. Turn off and unplug unit before connecting drain hose.
  2. Remove drain plug from back of unit.
  3. Connect standard 5/8" garden hose (not included).
  4. Route hose to floor drain or suitable drainage area.
  5. Ensure hose has downward slope without kinks.

Tip: For continuous drainage, bucket must remain in place even when not collecting water.

Operating Modes

Supports automatic humidity control, continuous operation, and timer scheduling.

  1. Automatic Mode: Unit runs until set humidity is reached, then cycles on/off to maintain level.
  2. Continuous Mode: Runs continuously regardless of humidity level (select "CONT" on humidity control).
  3. Laundry Mode: Maximum dehumidification for drying clothes indoors.
  4. Sleep Mode: Reduces fan speed and display brightness for nighttime operation.
  5. Timer Operation: Set specific on/off times for energy savings.

WARNING! Do not operate below 41°F as coils may freeze. Auto-defrost function works above this temperature.

Maintenance

Regular maintenance ensures optimal performance and longevity.

  1. Empty bucket: When full indicator lights or bucket is full.
  2. Clean filter: Every 2-4 weeks depending on use; wash with warm water and mild detergent.
  3. Clean exterior: Wipe with damp cloth; never use harsh chemicals.
  4. End-of-season: Clean thoroughly, empty bucket, and store in dry location.

Note: Reset filter alert light after cleaning by pressing and holding FILTER button for 3 seconds.

Care & Cleaning

Unplug before cleaning. Clean bucket with mild detergent; rinse thoroughly.

CAUTION! Do not use abrasive cleaners, gasoline, or chemical solvents. Never immerse unit in water.

Regulatory Information

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

Troubleshooting

SymptomPossible CauseCorrective Action
Unit not runningPower/bucket/settingsCheck power connection; ensure bucket is properly seated; verify settings.
Low moisture removalFilter/temperature/doorsClean filter; ensure room temp above 41°F; close windows and doors.
Water leakageBucket/hose connectionEnsure bucket is properly seated; check hose connections for continuous drain.
Loud noiseUneven surface/obstructionPlace on level surface; check for objects touching unit.
Display not workingPower/control lockCheck power source; press and hold POWER for 5 seconds to reset.
Ice on coilsLow temperatureAuto-defrost should activate; if persistent, move to warmer area.

Reset: Unplug for 5 minutes, then restart to reset electronic controls.

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

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