Hisense Dehumidifier Use & Care Guide

Model: DH3521K1W

For questions about features, operation/performance, parts or service, call: 1-855-344-7367

Product Overview

Diagram showing the external view of the Hisense dehumidifier, labeling the Handle, Control Panel, Air Intake Grill and Air Filter, Bucket, Hose Cover, and Power Plug. A separate illustration shows the User Manual.

NOTE: The figures in this manual are based on the external view of a standard model. They may differ from the dehumidifier you have selected.

Dehumidifier Safety

Your safety and the safety of others are very important. We have provided many important safety messages in this manual and on your appliance. Always read and follow all safety messages.

Symbol Key:

All safety messages will tell you what the potential hazards are, how to reduce the chance of injury, and what can happen if the instructions are not followed.

IMPORTANT SAFETY INSTRUCTIONS

DANGER

To reduce the risk of explosion, fire, death, electric shock, scalding, or injury to persons when using this appliance, follow basic precautions, including the following:

INSTALLATION

OPERATION

SAVE THESE INSTRUCTIONS

WARNING

To reduce the risk of injury to persons, malfunction, or damage to the product or property when using this appliance, follow basic safety precautions, including the following:

INSTALLATION

OPERATION

SAVE THESE INSTRUCTIONS

STORAGE AND DISPOSING OF THE UNIT

Installation Requirements

Electrical Requirements

WARNING: Electrical Shock Hazard Always plug into a grounded three-prong outlet. Do not remove ground prong. Do not use an adapter. Do not use an extension cord. Failure to follow these instructions can result in death, fire, or electrical shock.

Specific electrical requirements are listed in the chart below. Follow the requirements for the type of plug on the power supply cord.

Power Supply Requirements

Recommended Grounding Method

This dehumidifier must be grounded. This dehumidifier is equipped with a power supply cord with a three-prong grounding plug. The cord must be plugged into a mating, grounded three-prong outlet, grounded in accordance with all local codes and ordinances. If a mating outlet is not available, it is the customer's responsibility to have a properly grounded three-prong outlet installed by a qualified electrician.

It is the customer's responsibility:

Copies of the standards listed may be obtained from: Nation Fire Protection Association, 1 Batterymarch Park, Quincy, Ma 02169-7471, www.nfpa.org

Location Requirements

WARNING: To reduce the risk of injury to persons, malfunction, or damage to the product or property when using this appliance, follow basic safety precautions, including the following:

Diagram illustrating recommended clearances around the dehumidifier. Label 'A' indicates 12" to 18" (30.5 cm to 45.7 cm) of space required on the rear and sides, and above the unit.

Dehumidifier Use

Setting the Controls

Control Panel

Illustration of the dehumidifier control panel, showing buttons for TIMER/MINUT, MODE, POWER/MARCHE, CLEAN FILTER/NETTOYER FILTRE, FAN/VENT, and plus/minus buttons for humidity adjustment. Indicator lights for AUTO DRY/SEC, CONTINUOUS/CONTINU, MANUAL SET/MANUEL, AUTO, HIGH/ÉLEVÉ, LOW/FAIBLE, and EMPTY BUCKET/VIDER BAC are also shown. A digital display shows humidity levels.

NOTE: Set point is Relative Humidity: lower is more dry, higher is less dry. The control panel of your model may differ from the one shown above.

Starting/Stopping the Dehumidifier

WARNING: The dehumidifier should be upright for at least 2 hours before use.

NOTE: Before turning on the dehumidifier, be sure that the bucket is empty and fits all the way into the dehumidifier. Each time you unplug the dehumidifier or power is interrupted, the controls will return to the previous settings when power is restored. Humidity displayed is between 30% Relative Humidity and 90% Relative Humidity. Humidity can be set between 30% Relative Humidity and 80% Relative Humidity. It's important to set the desired humidity level to an achievable setting. To ensure energy-efficient operation, only use the dehumidifier in a closed space, with no open windows or other sources of moist air (to avoid continuous running). Operating temperature is between 38°F to 90°F (3.3°C to 32.2°C). At temperatures of 38°F (3.3°C) or less, water freezes inside the product. At temperatures over 90°F (32.2°C), the internal temperature of the product trips a protective device which deactivates the product to avoid product damage. The compressor has a 3-minute delay before restarting. If the product is stopped and immediately restarted, to protect the compressor there is a 3-minute delay until the compressor restarts. When the dehumidifier is operating, the indoor temperature will rise. The dehumidifier does not have a cooling/heating function. Heat is generated during operation, so the room temperature may be increased by about 6°F (3°C) depending on the usage conditions (indoor temperature, size of the room).

WARNING: Electric Shock Hazard Always plug into a grounded three-prong outlet. Do not remove ground prong. Do not use an adapter. Do not use an extension cord. Failure to follow these instructions can result in death, fire or electric shock.
1. Plug into a grounded three-prong outlet. 6. Press POWER to turn off the dehumidifier.
2. Press POWER to turn on the dehumidifier.
3. Press FAN to choose the fan speed.
4. Press MODE to choose the mode.
5. Press the plus or minus button to set the level of humidity.

NOTE: The dehumidifier will retain your last settings.

Fan Speed

  1. Press FAN to select fan speed.
  2. Choose LOW, HIGH or AUTO.

NOTE: Once the humidity set point is reached, the dehumidifier will stop running continuously, and the fan will be off periodically. The fan may periodically turn on, to read the humidity level, without the compressor running.

Desired Humidity-Mode

  1. Press MODE to select the desired humidity setting.
  2. Choose Auto Dry, Continuous or Manual Set.

NOTE: The de-icing function will turn off the compressor if a low temperature condition occurs. When the de-icer senses the correct operating temperature, the compressor will cycle back on. Some freezing is normal when dehumidifiers are used at low temperatures.

Empty Bucket Light

If this light is on, the fan and the compressor will stop running. This light indicates that you need to check:

Power

Press POWER to turn on or turn off the dehumidifier.

Humidity Level

  1. Press the Plus or Minus button to set the desired humidity level. Desired humidity in the digital display will flash for 5 seconds after operation.
  2. Actual room humidity will be displayed after 5 seconds of flashing the desired humidity.

NOTE: Humidity can only be adjusted manually in Manual Set mode. In Continuous and Auto Dry mode, humidity level is set automatically.

Digital Display

Display shows relative humidity or time (depending on setting).

  1. When the dehumidifier operates in Manual Set mode, the display shows the relative humidity of the room.
  2. When the timer is selected, the display shows the time when the dehumidifier will turn on or turn off operates, depending on the setting.

Illustration of the digital display showing "88 %RH / H".

NOTE: The humidity displayed is only for reference. For accurate humidity, please check a hygrometer.

Timer

To set Timer for a 30-minute to 24-hour delay before the dehumidifier is turned off (the dehumidifier must be On):

  1. Press TIMER. Timer indicator light will come on, and the display will flash. The display will show remaining time before the dehumidifier will turn off.
  2. Press the Plus or Minus button to change the delay time, from 30 minutes to 24 hours.

To set Timer to turn on the dehumidifier, with previous setting:

  1. Turn off the dehumidifier.
  2. Press TIMER. Timer indicator light will flash. The display will show remaining time before the dehumidifier will turn on.
  3. Press the Plus or Minus button to change the delay time, from 30 minutes to 24 hours.

To clear the Timer delay program:

NOTE: Dehumidifier can be either on or off.

  1. Press TIMER once after it has been programmed. Display will show remaining time.
  2. While the display is showing the remaining time, press TIMER again. Timer indicator light will turn off.

To see the remaining time.

Press TIMER once after it has been programmed. Display will show remaining time.

NOTE: Empty the water bucket before setting the timer function. If the water bucket becomes full during the Timer function, the Empty Bucket light goes on and dehumidification stops.

Clean Filter

  1. When the Clean Filter indicator light is on, remove, clean and reinstall the air filter. See "Cleaning the Air Filter".
  2. Press the Clean Filter button to reset the filter monitor.

NOTE: When the light is on, it will remain on for 180 hours or until you press Clean Filter button.

Draining the Dehumidifier

WARNING: Sickness Hazard Do not drink water collected in water bucket. Doing so can result in sickness.

Option 1: Bucket Draining

If a floor drain is not available, or you do not plan to run your dehumidifier continuously, you may want to simply empty the bucket.

  1. Grasp the bucket sides to slide out bucket.

    Illustration showing how to slide out the water bucket.

  2. Lift the bucket up by the handle.

    Illustration showing lifting the bucket by its handle.

  3. Pour water into a sink or tub.

    Illustration showing water being poured from the bucket.

  4. Fold down the handle and reinstall the bucket.

    Illustration showing the bucket handle being folded down and the bucket being reinstalled.

IMPORTANT: If the Empty Bucket light comes on, the dehumidifier will not operate. The bucket may need to be emptied or re-installed.

NOTE: If the water bucket is removed immediately after turning off the dehumidifier, the water remaining in the heat exchanger may drip inside the water bucket storage area. Remove the water with a soft cloth. While cleaning, do not touch the water level float. Clean the water bucket once a week during use. If the ambient temperature is low, there is less moisture in the air for the product to remove. Unplug the product before removing the water bucket. If the bucket is removed while the product is operating, the compressor will stop.

Option 2: Gravity Draining

If you plan to run your dehumidifier continuously, you can choose direct draining by attaching a garden hose to the unit.

  1. Turn off the dehumidifier and unplug the power supply cord.
  2. Uncover the connector cover on the side of the unit.

    Illustration showing the connector cover being opened on the side of the dehumidifier.

  3. Remove bucket.
  4. Attach a garden hose to the drain hose connector on the inside of the dehumidifier. Securely attach the hose to be sure there is no water leak.

    Diagram showing the rear of the dehumidifier with labels A (Garden hose) and B (Drain hose connector), and an illustration of a garden hose connected to the drain port.

NOTE: The garden hose is sold separately. The connection is designed for North American garden hoses only.

IMPORTANT: In North America the garden hose connectors are 3/4" diameter straight (non-tapered) thread with a pitch of 11.5 threads per inch (male part has an outer diameter of 1 1/16 inches (26.99 mm)).

WARNING: Take care not to injure hands while connecting the hose.

  1. Place the other end of the garden hose into a floor drain. Check to see that the hose lies flat and is in the drain. Make sure the draining end of the hose is on a lower level than the hose connection to the dehumidifier. The hose should not be kinked or pinched.

    Illustration showing the end of the garden hose placed in a floor drain.

  2. Reinstall bucket.

NOTE: To use the bucket without the garden hose, simply remove the garden hose, then reinstall bucket. The bucket must be installed and properly aligned for the dehumidifier to operate with or without a garden hose connected.

Normal Sounds

When your dehumidifier is operating normally, you may hear sounds such as:

Dehumidifier Care

Your new dehumidifier is designed to give you many years of dependable service. This section explains how to clean and care for your dehumidifier.

To avoid damage to the compressor, never store or ship the appliance upside down or sideways.

Cleaning the Air Filter

The air filter is removable for easy cleaning. A clean filter helps remove dust, lint, and other particles from the air and is important for best operating efficiency. Check the filter every two weeks to see whether it needs cleaning.

  1. Turn off the dehumidifier.
  2. Remove the air intake grill.

    Illustration showing the removal of the air intake grill.

  3. Take out the air filter.

    Illustration showing the air filter being removed from the grill.

  4. Use a vacuum cleaner to clean the air filter. If the air filter is dirty, wash it in warm water with a mild detergent.
  5. Reinstall the air filter and the air intake grill.
  6. Turn on the dehumidifier.

NOTE: Do not wash air filter in the dishwasher or use any chemical cleaner. Air dry filter completely before reinstalling to ensure maximum operating efficiency.

Cleaning the Dehumidifier

Exterior

  1. Turn off the dehumidifier and unplug the power supply cord.
  2. Dust the surface of the unit with a soft cloth or the dusting attachment of your vacuum cleaner.

Water Bucket

Every few weeks, rinse the inside of the water bucket with a mild detergent to avoid growth of mold, mildew and bacteria.

Water level float

The dehumidifier's water bucket has a water level float. Do not damage or remove the bucket's water level float. If the float is not properly in place, the Empty Bucket light will turn on, preventing operation, and could result in leaking.

NOTE: Be sure the float is snapped correctly in place.

Illustration showing the water bucket with labels A (Water level float) and B (Bucket).

Trouble Shooting

Before calling for service, try the suggestions below.

Dehumidifier will not run

Dehumidifier runs but does not dehumidify

Air coming from the dehumidifier is warm

Dehumidifier will put out warm air under normal operating conditions.

Dehumidifier displays error codes

If the dehumidifier displays an error code, please contact Hisense customer service.

Models: DH3521K1W, Dehumidifier

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