Danby ArcticAire ADR556RH Dehumidifier Manual

The Danby ArcticAire ADR556RH is a 50-pint dehumidifier designed for medium to large rooms, featuring an Energy Star rating, digital humidity control, continuous drain option, auto-restart, washable air filter, and a 24-hour timer. 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. Operation Modes 7. Maintenance & Cleaning 8. Storage Instructions 9. Regulatory Information 10. Troubleshooting

Features at a Glance

Key components: Digital control panel, washable air filter, water tank with full indicator, continuous drain hose connection, casters for mobility.

Feature	Description
Digital Control Panel	LED display for humidity setting and mode selection
Energy Star Certified	Energy efficient operation
50-Pint Capacity	Removes up to 50 pints per day (at 80°F, 60% RH)
Continuous Drain Option	Garden hose connection for unattended operation
Auto-Restart	Resumes previous settings after power interruption
24-Hour Timer	Program on/off times
Washable Air Filter	Captures dust and particles; reusable
Full Tank Alert	LED indicator and auto shut-off when tank is full
Humidity Control	Adjustable from 35% to 85% relative humidity
Casters	Easy mobility between rooms

Installation

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

Positioning: Place at least 12 inches from walls and furniture for proper airflow.
Water Tank: Ensure tank is properly seated before operation.
Continuous Drain (optional): Attach standard garden hose to drain port; route to floor drain or sink.
Power: Plug into dedicated 120V AC outlet. Do not use extension cord.

WARNING! Do not operate in temperatures below 41°F (5°C). Ensure unit is upright for at least 24 hours before first use if tilted during transport.

First-Time Setup

Power on dehumidifier; follow control panel prompts.

Set desired humidity: Press HUMIDITY button to select level (35%-85%).
Select mode: Choose between CONTINUOUS or AUTO mode.
Timer setting: Press TIMER to program automatic start/stop times.
Check filter: Ensure washable filter is clean and properly installed.

CAUTION! Do not block air intake or exhaust grilles. Keep children and pets away from unit during operation.

Specifications

Model: ADR556RH
Capacity: 50 pints per day (at 80°F, 60% RH)
Coverage Area: Up to 1500 sq. ft.
Power Supply: 120V, 60Hz, 5.5A
Water Tank Capacity: 1.8 gallons
Operating Temperature: 41°F to 95°F (5°C to 35°C)
Noise Level: ≤ 52 dB
Dimensions: 15.4" W × 11.4" D × 24.3" H
Weight: 41.9 lbs
Refrigerant: R410A

Controls and Settings

Control Panel: POWER button, HUMIDITY adjustment, MODE selection (CONTINUOUS/AUTO), TIMER, FILTER indicator.

Display Indicators: Current humidity, set humidity, timer status, filter alert, full tank alert.

Humidity Control: Adjust in 5% increments from 35% to 85%. Modes: CONTINUOUS (runs until turned off), AUTO (maintains set humidity). Timer: Program 1-24 hours for automatic on/off. Filter Alert: LED lights when filter needs cleaning.

Operation Modes

Auto Mode: Unit cycles on/off to maintain set humidity level. Continuous Mode: Runs constantly until turned off or tank is full.

Power on: Press POWER button.
Select mode: Press MODE to choose AUTO or CONTINUOUS.
Set humidity: In AUTO mode, press HUMIDITY to set desired level.
Timer: Press TIMER to set automatic shut-off or start delay.
Water removal: Empty tank when FULL indicator lights, or use continuous drain.

Tip: For maximum efficiency, keep doors and windows closed during operation.

Maintenance & Cleaning

Unplug before maintenance. Clean every 2 weeks during heavy use.

Water Tank: Empty and clean with mild detergent; rinse thoroughly.
Air Filter: Remove and wash with warm, soapy water every 2 weeks; air dry completely before reinstalling.
Exterior: Wipe with soft, damp cloth. Do not use abrasive cleaners.
Coils: Vacuum condenser coils every 3 months to maintain efficiency.
Drain Hose: Check for clogs if using continuous drain.

CAUTION! Never immerse unit in water. Do not operate without filter installed.

Storage Instructions

For seasonal storage or extended non-use:

Unplug unit and empty water tank completely.
Clean tank and filter thoroughly; allow to dry completely.
Coil power cord and secure with twist tie.
Store upright in cool, dry place. Cover to prevent dust accumulation.
Before reuse, inspect for damage and clean filter if needed.

Note: Store in temperatures above 32°F (0°C) to prevent damage.

Regulatory Information

UL Listed; Energy Star Certified. This product meets energy efficiency guidelines set by the EPA. Manufactured for Danby Products Inc. For support, visit www.danby.com or contact 1-800-263-2629. Dispose of unit in accordance with local electronic waste regulations.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Unit not starting	Power issue/full tank	Check power outlet; ensure tank is empty and properly seated.
Reduced moisture removal	Dirty filter/extreme conditions	Clean air filter; ensure room temperature is within operating range.
Water leaking	Tank not seated/drain hose issue	Reinstall tank; check drain hose connection for continuous drain.
Loud noise	Uneven surface/obstruction	Place on level surface; check for objects near fan.
Frost on coils	Low temperature	Turn off and allow to thaw; operate only above 41°F (5°C).
Filter light on	Dirty filter	Clean washable air filter as per instructions.

Reset: Unplug for 5 minutes, then restart if unit malfunctions.

Service: 1-800-263-2629; www.danby.com