Danby DDR70B1BDB Dehumidifier Manual

The Danby DDR70B1BDB is a 70-pint dehumidifier designed for residential use, featuring automatic humidity control, continuous drainage option, 24-hour timer, washable air filter, digital controls with LED display, auto-restart after power interruption, and frost sensor for low-temperature operation. Ideal for basements, living areas, and other spaces up to 4500 sq ft. Below are key sections for safety, features, installation, 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: Digital control panel, 70-pint water tank, Continuous drain hose port, Washable air filter, Casters for mobility, Frost sensor, Auto shut-off.

Feature	Description
Digital Control Panel	LED display with humidity readout and settings
70-Pint Capacity	Removes up to 70 pints per day at AHAM conditions
Continuous Drainage	Option for hose connection to drain water automatically
Washable Air Filter	Removable filter for easy cleaning
24-Hour Timer	Program on/off times for energy savings
Auto Humidity Control	Maintains set humidity level (30%-80% RH)
Auto Restart	Resumes previous settings after power outage
Frost Sensor	Prevents coil freezing in low temperatures
Full Tank Alert	Indicator light and auto shut-off when tank is full
Casters	Four wheels for easy mobility

Installation

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

Positioning: Place at least 6 inches from walls for proper airflow. Ensure level surface.
Water Tank: Insert empty tank securely into unit until it clicks.
Power Connection: Plug into dedicated 115V/60Hz outlet. Do not use extension cord.
Continuous Drain (Optional): Attach hose to drain port and route to floor drain.

WARNING! Do not operate in temperatures below 41°F (5°C) unless frost sensor is active. Ensure proper ventilation.

First-Time Setup

Plug in unit; control panel will illuminate.

Set Humidity Level: Press HUMIDITY button to set desired RH (30%-80%).
Select Fan Speed: Press FAN button for HIGH or LOW speed.
Timer Setting (Optional): Press TIMER to program on/off schedule.
Continuous Mode: Press CONTINUOUS for constant operation (tank must be empty or drain connected).

CAUTION! Allow unit to sit upright for 24 hours if transported horizontally to prevent compressor damage.

Specifications

Model: DDR70B1BDB
Capacity: 70 pints per day (at 80°F, 60% RH)
Coverage Area: Up to 4500 sq ft
Power Supply: 115V, 60Hz, 7.5A
Water Tank Capacity: 16.9 pints (2 gallons)
Operating Temperature: 41°F to 95°F (5°C to 35°C)
Noise Level: ≤ 52 dB
Dimensions (HxWxD): 23.4" x 15.4" x 11.8"
Weight: 41.9 lbs
Refrigerant: R410A

Controls and Settings

Control Panel: POWER, HUMIDITY, FAN, TIMER, CONTINUOUS, FILTER RESET.

Display Indicators: Current humidity, Set humidity, Fan speed, Timer, Full tank, Filter clean, Continuous mode.

Humidity Control: Set between 30%-80% RH in 5% increments. Fan Speed: HIGH for maximum moisture removal, LOW for quiet operation. Timer: Program 1-24 hours for automatic start/stop. Continuous Mode: Runs continuously until manually stopped or tank is full (if not drained). Filter Reset: Press after cleaning air filter to reset reminder light.

Connecting Drainage

For continuous operation without emptying tank.

Turn off and unplug unit.
Remove drain cap from back of unit.
Attach 5/8" inner diameter hose (not included) to drain port.
Route hose to floor drain or suitable outlet (downward slope required).
Replace water tank (empty) to allow continuous operation.

Tip: Ensure hose is not kinked and drain location is lower than dehumidifier.

Operating Modes

Multiple modes for efficient dehumidification.

Auto Mode: Maintains set humidity automatically (default).
Continuous Mode: Runs constantly until stopped or tank full.
Timer Mode: Set to turn on/off at specific times.
Fan Only Mode: Circulates air without dehumidifying (press FAN twice).
Auto Defrost: Frost sensor activates defrost cycle in low temperatures.

WARNING! Do not block air intake or exhaust. Keep unit away from curtains and furniture.

Maintenance

Regular maintenance ensures optimal performance.

Air Filter: Clean every 2 weeks or when FILTER light illuminates. Rinse with warm water, dry completely before reinstalling. Water Tank: Empty regularly, clean with mild detergent monthly. Exterior: Wipe with damp cloth. Coils: Vacuum dust from rear coils every 3 months. End-of-Season: Empty tank, clean filter, cover unit, and store upright in dry place.

Care & Cleaning

Unplug before cleaning. Use soft, damp cloth only; do not use abrasive cleaners.

CAUTION! Never immerse unit in water. Do not use chemicals on plastic parts. Ensure unit is completely dry before plugging in.

Regulatory Information

UL Listed. Meets U.S. safety standards. Energy Star certified. This product contains refrigerant R410A. For proper disposal, contact local waste management. Copyright © Danby Products Inc. For support, visit www.danby.com or contact 1-800-263-2629.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Unit not turning on	No power	Check outlet; ensure plug is secure; test outlet with another device.
Not removing moisture	Settings/filter	Check humidity setting; clean air filter; ensure room temp above 41°F.
Water leaking	Tank/drain	Ensure tank is properly seated; check drain hose connection.
Loud noise	Placement/obstruction	Ensure unit is level; check for loose parts; clean air filter.
FILTER light on	Dirty filter	Clean air filter; press FILTER RESET button.
Frost on coils	Low temperature	Auto defrost should activate; move to warmer area if persistent.

Reset: Unplug for 5 minutes, then restart.

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