Frigidaire FDL45P Dehumidifier Manual

The Frigidaire FDL45P is a high-capacity 45-pint dehumidifier designed for medium to large rooms, featuring automatic humidity control, continuous drain option, washable filter, full bucket alert with auto-shutoff, and energy-efficient operation. 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. Care & Storage 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Control panel with digital display, Water collection bucket, Washable air filter, Continuous drain hose connection, Casters for mobility, Handle for transport.

FeatureDescription
Humidity ControlAutomatic humidity sensing with adjustable set point (35%-85%)
Water Capacity45 pints per day (at 60°F, 60% RH)
Bucket Full AlertIndicator light and auto-shutoff when bucket is full
Continuous DrainOption for hose connection (hose not included)
Washable FilterRemovable and reusable air filter
Digital ControlsElectronic touchpad with LED display
Auto RestartResumes previous settings after power interruption
24-Hour TimerProgrammable on/off timer
MobilityFour swivel casters and top carry handle
Energy EfficiencyEnergy Star certified

Installation & Placement

Unpack and inspect contents. Place on level, stable surface.

  1. Remove all packaging materials and tape.
  2. Place unit on level floor with at least 12 inches clearance on all sides.
  3. Ensure proper room temperature: Operate between 41°F and 95°F.
  4. For continuous drainage: Connect 5/8" ID hose to drain port (hose not included).
  5. Plug into dedicated 115V AC outlet.

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

First-Time Setup

Plug in unit; allow to stand upright for 24 hours if transported on side.

  1. Install filter: Ensure washable filter is properly seated.
  2. Insert bucket: Slide water collection bucket into position until it clicks.
  3. Set humidity: Press HUMIDITY button to select desired level (45-50% recommended).
  4. Select mode: Choose between Continuous, Auto, or Timer mode.
  5. Monitor operation: Check that "Bucket Full" light is off and unit is running.

CAUTION! Handle bucket carefully to avoid spills. Unit must be upright during operation.

Specifications

Controls and Settings

Control Panel: POWER, MODE, HUMIDITY SET, FAN SPEED, TIMER, FILTER RESET.

Display Indicators: Current humidity, Set point, Bucket full, Filter clean, Timer.

Humidity Control: Adjust between 35% and 85% in 5% increments. Modes: CONTINUOUS (runs constantly), AUTO (cycles based on humidity), TIMER (programmable). Fan Speed: HIGH for maximum dehumidification, LOW for quiet operation. Filter Alert: Lights when filter needs cleaning (every 250 hours). Timer: Set 1-24 hours for automatic on/off.

Operation Modes

Three operating modes for different needs.

  1. Auto Mode: Unit cycles on/off to maintain set humidity level.
  2. Continuous Mode: Runs continuously regardless of humidity.
  3. Timer Mode: Program start/stop times (1-24 hours).

Tip: Use Auto mode for energy efficiency. Use Continuous mode for rapid dehumidification.

Maintenance & Cleaning

Regular maintenance ensures optimal performance.

  1. Empty Bucket: Remove and empty when full or when "Bucket Full" light illuminates.
  2. Clean Filter: Remove and wash with warm, soapy water every 250 hours or when indicator lights.
  3. Clean Exterior: Wipe with damp cloth; do not use harsh chemicals.
  4. Clean Bucket: Wash with mild detergent monthly to prevent mold/mildew.
  5. Check Drain Hose: Ensure continuous drain hose is clear of obstructions.

WARNING! Unplug unit before cleaning. Never immerse in water.

Drainage Options

Two methods for water removal.

  1. Bucket Collection: Standard method; empty when full (1.8 gallon capacity).
  2. Continuous Drain: Connect 5/8" ID hose to drain port; route to floor drain or sink.

For Continuous Drain: Remove bucket, attach hose securely, ensure downward slope for proper drainage.

Care & Storage

Proper storage extends unit life.

  1. Unplug unit and empty all water.
  2. Clean bucket and filter thoroughly; allow to dry completely.
  3. Coil power cord neatly and secure with twist tie.
  4. Store upright in dry, protected area.
  5. Cover unit to prevent dust accumulation.

CAUTION! Do not store with water in bucket. Protect from freezing temperatures.

Regulatory Information

UL Listed. Energy Star Certified. FCC Part 15 Class B compliance. This product contains refrigerant R-410A. For technical support, contact Frigidaire at 1-800-374-4432 or visit www.frigidaire.com. Copyright © Frigidaire. All rights reserved.

Troubleshooting

SymptomPossible CauseCorrective Action
Unit not runningPower issue/bucket fullCheck power outlet; empty bucket; ensure bucket properly seated.
Low dehumidificationDirty filter/extreme tempsClean filter; ensure room temp between 41°F-95°F.
Water leakageImproper bucket placementRemove and reinsert bucket; check for cracks.
Loud noiseUnit not level/obstructionLevel unit; check for foreign objects near fan.
Display not workingPower interruptionUnplug for 10 minutes, then reconnect.
Ice on coilsLow temperatureTurn off; allow ice to melt; raise room temp above 65°F.
Filter light onFilter needs cleaningClean filter; press and hold FILTER button for 3 seconds.

Reset: Unplug for 10 minutes to reset electronic controls.

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

Frigidaire FDL45P Dehumidifier Manual © - All Rights Reserved 2025