Honeywell DH65DG115 - TrueDRY Dehumidifier Manual

The Honeywell DH65DG115 TrueDRY Dehumidifier is a high-capacity 65-pint dehumidifier designed for residential use. It features automatic humidity control, continuous drain option, washable filter, digital controls with humidistat, auto-restart after power interruption, full bucket alert with auto shut-off, and turbo mode for faster moisture removal. Ideal for basements, living areas, and other damp spaces up to 4,500 sq ft. Below are key sections for safety, features, installation, 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. Safety Features 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Digital control panel, 65-pint moisture removal capacity, Washable air filter, Continuous drain hose connection, 2.1-gallon water bucket with handle, Turbo mode, Auto defrost, and Energy Star certified.

FeatureDescription
Digital Control PanelLED display with touch controls for humidity setting and mode selection
65-Pint CapacityRemoves up to 65 pints of moisture per day (at 80°F, 60% RH)
Washable FilterRemovable and washable air filter for improved air quality
Continuous Drain OptionGarden hose connection for continuous drainage (hose not included)
Water Bucket2.1-gallon capacity with full indicator and auto shut-off
Turbo ModeHigh-speed fan for maximum moisture removal
Auto DefrostPrevents coil freezing in low temperatures
Auto RestartResumes previous settings after power interruption
Energy Star CertifiedEnergy efficient operation
HumidistatAutomatic humidity control from 35% to 85% RH

Installation & Placement

Unpack and inspect contents. Choose appropriate location.

  1. Place on level surface: Ensure unit is on flat, stable floor away from walls and furniture.
  2. Clearance requirements: Maintain at least 12 inches of clearance on all sides for proper airflow.
  3. Check power source: Use grounded 120V AC, 60Hz outlet only. Do not use extension cord.
  4. Install drain hose (optional): Attach standard garden hose to continuous drain port for permanent drainage.

WARNING! Do not place in areas with temperature below 41°F (5°C). Ensure proper ventilation around unit.

First-Time Setup

Plug into power outlet; follow initial setup steps.

  1. Insert water bucket: Ensure bucket is properly seated and locked in place.
  2. Power on: Press POWER button; unit will beep and display will illuminate.
  3. Set desired humidity: Use UP/DOWN buttons to set target humidity (40-50% recommended).
  4. Select mode: Choose between Continuous, Auto, or Turbo mode based on needs.
  5. Check filter: Verify filter is clean before first use.

CAUTION! Handle unit with care; avoid tilting more than 45 degrees to prevent oil migration.

Specifications

Controls and Settings

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

Display Indicators: Current humidity, Set humidity, Bucket full, Filter clean, Turbo mode, Continuous mode, Timer.

Humidity Control: Set between 35% and 85% RH in 5% increments. Modes: Continuous (runs constantly), Auto (maintains set humidity), Turbo (maximum dehumidification). Fan Speed: Low/High (in Turbo mode). Timer: 1-24 hours for automatic shut-off. Filter Reset: Press after cleaning filter to reset indicator.

Operation Modes

Auto Mode: Unit cycles on/off to maintain set humidity level. Continuous Mode: Runs constantly regardless of humidity. Turbo Mode: Fan runs at high speed for maximum moisture removal.

  1. Select mode: Press MODE button to cycle through options.
  2. Adjust settings: Use UP/DOWN buttons to set target humidity.
  3. Monitor operation: Display shows current room humidity and operating status.
  4. Bucket monitoring: When full, "Bucket Full" indicator lights and unit shuts off automatically.

Tip: For maximum efficiency, keep doors and windows closed while operating.

Maintenance & Cleaning

Regular maintenance ensures optimal performance and longevity.

  1. Clean filter monthly: Remove, wash with warm water, dry completely, reinstall.
  2. Empty water bucket: When full indicator lights, remove bucket, empty, replace.
  3. Clean exterior: Wipe with damp cloth; do not use harsh chemicals.
  4. Clean coils annually: Use soft brush to remove dust from evaporator coils.
  5. End-of-season storage: Empty all water, clean filter, dry interior, cover unit.

WARNING! Always unplug unit before cleaning. Never immerse in water.

Drainage Options

Bucket Drainage: Standard method using removable 2.1-gallon bucket. Continuous Drainage: Connect garden hose to drain port for automatic water removal.

Continuous Drain Setup:

  1. Locate drain port on back of unit.
  2. Remove drain plug and save for future use.
  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.

Note: When using continuous drain, bucket full alert is disabled.

Safety Features

Auto Shut-off: Activates when bucket is full or improperly seated. Auto Defrost: Prevents ice buildup on coils in low temperatures. Tip-over Protection: Internal switch stops operation if unit is tilted. Overload Protection: Built-in circuit breaker protects compressor.

Regulatory Information

This product complies with FCC Part 15 Class B digital device requirements. ETL listed to UL standard 474. Energy Star certified for energy efficiency. Manufactured for Honeywell International Inc. For support, visit www.honeywellhome.com or contact 1-800-474-2147. Copyright © 2023 Honeywell International Inc. All rights reserved.

Troubleshooting

SymptomPossible CauseCorrective Action
Unit not turning onNo powerCheck power outlet; ensure plug is fully inserted; check circuit breaker.
Not removing moistureFilter cloggedClean filter; ensure proper airflow; check room temperature above 41°F.
Bucket full light onBucket full or misplacedEmpty bucket; ensure properly seated; check continuous drain setup.
Loud noiseUneven surfacePlace on level surface; check for loose parts; clean fan blades.
Ice on coilsLow temperatureAuto defrost should activate; move to warmer area if below 41°F.
Error code displayedSystem faultUnplug for 10 minutes, then restart; if persists, contact service.

Reset: Unplug unit for 10 minutes to reset control system.

Service: 1-800-474-2147; www.honeywellhome.com

Honeywell DH65DG115 TrueDRY Dehumidifier Manual © - All Rights Reserved 2025