Dehumidifier

Safety Precautions

General Safety Precautions

To prevent death or injury to the user or other people and property damage, the following instructions must be followed. Incorrect operation due to ignoring of instructions may cause death, harm or damage.

WARNING

• Do not exceed the rating of the power outlet or connection device.
• Do not operate or stop the unit by switching on or off the power.
• Do not damage or use an unspecified power cord.
• Do not modify power cord length or share the outlet with other appliances.
• Do not insert or pull out plug with wet hands.
• Do not install the appliance in a location that may be exposed to combustible gas.
• Do not place the unit near a heat source.
• Disconnect the power if strange sounds, smell, or smoke comes from it.
• Never try to take apart or repair the unit by yourself.
• Before cleaning, turn off the power and unplug the unit.
• Do not use the machine near flammable gas or combustibles, such as gasoline, benzene, thinner, etc.
• Do not drink or use the water drained from the unit.
• Do not take the water bucket out during operation.
• Do not use the unit in small spaces.
• Do not put in places where water may splash onto the unit.
• Place the unit on a level, sturdy section of the floor.
• Do not cover the intake or exhaust openings with cloths or towels.
• Care should be taken when using the unit in a room with the following persons: infants, children, elderly people, and people not sensitive to humidity.
• Do not use in areas where chemicals are handled.
• Never insert your finger or other foreign objects into grills or openings. Take special care to warn children of these dangers.
• Do not place heavy objects on the power cord and take care so that the cord is not compressed.
• Do not climb up on or sit on the unit.
• Always insert the filters securely. Clean filter once every two weeks.
• If water enters the unit, turn the unit off and disconnect the power, contact a qualified service technician.
• Do not place flower vases or other water containers on top of the unit.
• Do not use extension cords.

CAUTION

• This appliance can be used by children aged from 8 years and above and persons with reduced physical, sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision. (Applicable for European Countries)
• This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety. Children should be supervised to ensure that they do not play with the appliance. (Applicable for other countries except the European Countries)
• If the supply cord is damaged, it must be replaced by the manufacturer, its service agent, or similarly qualified persons to avoid a hazard.
• Prior to cleaning or other maintenance, the appliance must be disconnected from the supply mains.
• Do not install the appliance in a location that may be exposed to combustible gas. If combustible gas accumulates around the unit, it may cause fire.
• If the appliance is knocked over during use, turn off the unit and unplug it from the main power supply immediately. Visually inspect the unit to ensure there is no damage. If you suspect the unit has been damaged, contact a technician or customer service for assistance.
• In a thunderstorm, the power must be cut off to avoid damage to the machine due to lightning.
• Do not run the cord under carpeting. Do not cover the cord with throw rugs, runners, or similar coverings. Do not route the cord under furniture or appliances. Arrange the cord away from traffic areas and where it will not be tripped over.
• Do not operate the unit with a damaged cord or plug. Discard the unit or return it to an authorized service facility for examination and/or repair.
• To reduce the risk of fire or electric shock, do not use this fan with any solid-state speed control device.
• The appliance shall be installed in accordance with national wiring regulations.
• Contact the authorized service technician for repair or maintenance of this unit.
• Turn off the product when not in use.
• The manufacturer's nameplate is located on the rear panel of the unit and contains electrical and other technical data specific to this unit.
• Be sure the unit is properly grounded. To minimize shock and fire hazards, proper grounding is important. The power cord is equipped with a three-prong grounding plug for protection against shock hazards.
• Your unit must be used in a properly grounded wall receptacle. If the wall receptacle you intend to use is not adequately grounded or protected by a time delay fuse or circuit breaker (please refer to the nameplate for the electrical data), have a qualified electrician install the proper receptacle.
• Do not operate your air conditioner in a wet room such as a bathroom or laundry room.
• The unit's circuit board (PCB) is designed with a fuse to provide overcurrent protection. The specifications of the fuse are printed on the circuit board, such as: T3.15A/250V (or 350V), etc.

Note about Fluorinated Gases (Not applicable to the unit using R290 Refrigerant)

• Fluorinated greenhouse gases are contained in hermetically sealed equipment. For specific information on the type, the amount, and the CO2 equivalent in tonnes of the fluorinated greenhouse gas (on some models), please refer to the relevant label on the unit itself.
• Installation, service, maintenance, and repair of this unit must be performed by a certified technician.
• Product uninstallation and recycling must be performed by a certified technician.

Sociable Remark (European Countries)

When using this dehumidifier in the European countries, the following information must be followed:

DISPOSAL

Do not dispose of this product as unsorted municipal waste. Collection of such waste separately for special treatment is necessary. It is prohibited to dispose of this appliance in domestic household waste. For disposal, there are several possibilities:

• The municipality has established collection systems, where electronic waste can be disposed of at least free of charge to the user.
• When buying a new product, the retailer will take back the old product at least free of charge.
• The manufacturer will take back the old appliance for disposal at least free of charge to the user.
• As old products contain valuable resources, they can be sold to scrap metal dealers. Wild disposal of waste in forests and landscapes endangers your health when hazardous substances leak into the ground-water and find their way into the food chain.

WARNING for Using R32/R290 Refrigerant

• Do not use means to accelerate the defrosting process or to clean, other than those recommended by the manufacturer.
• The appliance shall be stored in a room without continuously operating ignition sources (for example: open flames, an operating gas appliance, or an operating electric heater).
• Do not pierce or burn.
• Be aware that the refrigerants may not contain an odour.
• Appliance should be installed, operated, and stored in a room with a floor area according to the amount of refrigerant to be charged. For specific information on the type of gas and the amount, please refer to the relevant label on the unit itself.
• Appliance should be installed, operated, and stored in a room with a floor area larger than 4 m².
• Compliance with national gas regulations shall be observed.
• Keep ventilation openings clear of obstruction.
• The appliance shall be stored so as to prevent mechanical damage from occurring.
• The appliance shall be stored in a well-ventilated area where the room size corresponds to the room area as specified for operation.
• Any person involved in working on or breaking into a refrigerant circuit should hold a current valid certificate from an industry-accredited assessment authority, which authorizes their competence to handle refrigerants safely in accordance with an industry-recognized assessment specification.
• Servicing shall only be performed as recommended by the equipment manufacturer. Maintenance and repair requiring the assistance of other skilled personnel shall be carried out under the supervision of the person competent in the use of flammable refrigerants.
• The appliance shall be stored in a room without continuously operating open flames (for example, an operating gas appliance) and ignition sources (for example, an operating electric heater).

Explanation of symbols displayed on the unit (For the unit adopts R32/R290 Refrigerant only):

• WARNING: This symbol shows that this appliance used a flammable refrigerant. If the refrigerant leaks and is exposed to an external ignition source, there is a risk of fire.
• CAUTION: This symbol shows that the operation manual should be read carefully.
• CAUTION: This symbol shows that a service personnel should be handling this equipment with reference to the installation manual.
• CAUTION: This symbol shows that information is available such as the operating manual or installation manual.

Refrigerant Handling and Safety

• Transport: See transport regulations for equipment containing flammable refrigerants.
• Marking: See local regulations for marking of equipment using signs.
• Disposal: See national regulations for disposal of equipment using flammable refrigerants.
• Storage: Storage of equipment should be in accordance with the manufacturer's instructions. Storage package protection should prevent mechanical damage that could cause a refrigerant leak. Local regulations determine the maximum number of pieces of equipment that can be stored together.
• Servicing - Area Checks: Before working on systems with flammable refrigerants, perform safety checks to minimize ignition risk. For repairs to the refrigerating system, follow specific precautions.
• Servicing - Work Procedure: Work must be undertaken under a controlled procedure to minimize the risk of flammable gas or vapor.
• Servicing - General Work Area: All staff must be instructed on the work. Avoid work in confined spaces. Section off the workspace and ensure it is safe by controlling flammable material.
• Servicing - Refrigerant Presence Check: Use an appropriate refrigerant detector to check for flammable atmospheres before and during work. Ensure leak detection equipment is suitable for flammable refrigerants (non-sparking, sealed, or intrinsically safe).
• Servicing - Fire Extinguisher: Have appropriate fire extinguishing equipment (dry powder or CO2) available if hot work is conducted.
• Servicing - Ignition Sources: Do not use ignition sources when working on systems with flammable refrigerants. Keep all ignition sources, including smoking, away from the work site. Survey the area for flammable hazards or ignition risks. Display "No Smoking" signs.
• Servicing - Ventilation: Ensure the area is open or adequately ventilated before and during work. Ventilation should disperse any released refrigerant.
• Refrigeration Equipment Checks: When changing electrical components, ensure they are fit for purpose and to specification. Follow manufacturer's guidelines. Check charge size, ventilation, and markings. Ensure pipes and components are protected from corrosion.
• Electrical Device Checks: Perform initial safety checks and component inspections for electrical components. If a safety fault exists, do not connect power until resolved. Capacitors must be discharged safely. Ensure no live electrical components are exposed. Check earth bonding continuity.
• Repairs to Sealed Components: Disconnect all electrical supplies before working on sealed components. Use leak detection if power is necessary. Ensure casing is not altered in a way that affects protection. Use manufacturer-specified replacement parts.
• Repair to Intrinsically Safe Components: Do not apply permanent inductive or capacitance loads that exceed permissible limits. Intrinsically safe components can be worked on live in the presence of flammable atmospheres. Use correctly rated test apparatus.
• Cabling: Check cabling for wear, corrosion, pressure, vibration, sharp edges, and aging effects.
• Detection of Flammable Refrigerants: Do not use potential sources of ignition for leak detection. Halide torches are prohibited.
• Leak Detection Methods: Use electronic leak detectors. Ensure they are calibrated and suitable for the refrigerant. Avoid detergents containing chlorine. If a leak is suspected, remove all naked flames. Recover refrigerant before brazing. Purge with oxygen-free nitrogen (OFN).
• Removal and Evacuation: Follow conventional procedures for breaking into the refrigerant circuit, prioritizing safety due to flammability. Procedures include removing refrigerant, purging with inert gas, evacuating, and opening the circuit. Recover refrigerant into designated cylinders. Flush the system with OFN to render it safe. Compressed air or oxygen must not be used. Ensure the system is vented to atmospheric pressure after OFN charge.
• Charging Procedures: Ensure no contamination of refrigerants. Use short hoses. Keep cylinders upright. Earth the refrigeration system before charging. Label the system upon completion. Do not overfill cylinders. Pressure test and leak test the system.

Preparation

Identification of Parts

NOTE: All illustrations are for explanation purposes only. Your machine may differ slightly. The actual shape shall prevail. The unit can be controlled by the unit control panel or the remote controller. Refer to the separate "Remote Controller Instruction" for details.

Key Components:

• Front View: Control panel, air intake grille, air filter (behind grille), water bucket, air outlet grille.
• Rear View: Power cord band, drain hose outlet, power cord, power plug.
• Other Components: Handle (both sides).

Design Notice

Design specifications are subject to change without prior notice for product improvement.

Positioning the Unit

This unit is designed to operate in a working environment between 5°C/41°F and 32°C/90°F, and between 30% RH and 80% RH.

Placement Requirements:

• Allow at least 40cm (approx. 16 inches) clearance above the unit.
• Allow at least 20cm (approx. 8 inches) clearance on all sides (front, rear, and sides).

Casters:

• Casters are installed at four points on the bottom of the unit (optional on some models).
• Do not force casters to move over carpet.
• Do not move the unit with water in the bucket, as it may tip over and spill water.

Operating Instructions

Control Panel Features

NOTE: Control panel illustrations are for explanation purposes only. Your unit may differ. Some indicators or buttons may not be present. The actual shape shall prevail.

Power Button: Press to turn the dehumidifier on and off.

Filter Button: The check filter feature reminds you to clean the air filter. The Filter light will flash after 250 hours of operation. To reset after cleaning, press the Filter button, and the light will turn off.

Fan/Turbo Button: Controls fan speed. Select High for maximum moisture removal or Normal for quieter operation when humidity is reduced.

Pump Button (On some models): Activates pump operation. Ensure the pump drain hose is installed and the continuous drain hose is removed. The pump activates when the bucket is full. Do not use this operation below 0°C (32°F).

Comfort Button (On some models): Activates comfort dehumidifying mode. The unit automatically controls room humidity to a comfortable range of 45%-55% based on room temperature. The humidity setting function will be invalid in this mode.

Continue (CONT.) Button (On some models): Activates continuous dehumidifying operation.

Mode Button (On some models): Selects the desired operation mode: Dehumidifying, Continuous Dehumidifying, or Comfort Dehumidifying.

Humidity and Timer Controls

UP (+) / DOWN (-) Buttons: Used to adjust settings.

• Humidity Set Control: Sets humidity level from 35% RH to 85% RH in 5% increments. Press Down for drier air (lower %), Up for damper air (higher %).
• TIMER Set Control: Initiates Auto Start and Auto Stop features in conjunction with Up/Down buttons.
• Continuous Operation (On some models): Press Down until display shows 35% RH, then press Down again for "CO" for continuous operation. Press Up to resume nominal operation.
• Timer Button (On some models): Activates Auto Stop (unit on) or Auto Start (unit off) features. Press Up/Down to change time in 0.5-hour increments up to 10 hours, then 1-hour increments up to 24 hours. The control counts down. The selected time registers in 5 seconds, and the system reverts to displaying the previous humidity setting. Turning the unit on/off or setting timer to 0.0 cancels Auto Start/Stop. Code P2 also cancels these features.

Other Features

• Bucket Full Light: Glows when the bucket is ready to be emptied, or if it's removed or not properly replaced.
• Auto Shut Off: The dehumidifier shuts off when the bucket is full, or if the bucket is removed/not replaced properly. It also shuts off when the set humidity is reached. The fan may continue to run for 30 seconds.
• Auto Defrost: When frost builds up on evaporator coils, the compressor cycles off, and the fan continues to run until frost disappears.
• Auto-Restart: If power is cut unexpectedly, the unit will restart with the previous function settings when power resumes. Wait 3 minutes before resuming operation to protect the unit.

Removing the Collected Water

There are three ways to remove collected water:

1. Use the Bucket

When the bucket is full, remove it and empty it. If the pump hose drops when removing the bucket, reinstall it properly before replacing the bucket.

2. Continuous Draining

Water can be automatically emptied into a floor drain using a water hose (5/16" ID, female threaded end M=1").

Setup:

• Install the drain hose onto Adaptor A (provided).
• Remove the plastic cover from the back drain outlet.
• Insert the drain hose through the unit's drain outlet and securely press it into the connector on the front. Tighten Adaptor A with two screws.
• Install the female threaded end of the water hose into Adaptor A.
• Lead the water hose to a floor drain or suitable drainage facility.

Notes:

• Ensure the connection is tight and leak-free.
• The drainage facility should be lower than the unit's drain outlet.
• Run the water hose sloping downward for smooth water flow.
• When not using continuous drain, remove the drain hose from the outlet.

3. Pump Draining (On some models)

Water can be automatically emptied into a floor drain or suitable drainage facility using the pump drain out with a pump drain hose (1/4" OD, supplied).

Troubleshooting Pump Operation: If the pump operation light blinks at 1Hz (operational failure), turn off the unit, unplug it, and check the pump filter for cleaning. Check the pump drain hose for blockages. Empty the bucket. Reinstall the pump hose if it dropped and reinstall the bucket. If the error persists, call for service.

Note: Do not use pump draining below 0°C (32°F) to prevent ice formation. Empty the bucket weekly when using pump draining. When not in use, remove the pump drain hose from the outlet. Press the outlet and remove the hose. Ensure no water drips onto the floor.

Notes:

• Ensure the connection is tight and leak-free.
• Lead the water hose to the floor drain or a suitable drainage facility, ensuring it slopes downward.
• When continuous drain is not being used, remove the drain hose from the outlet.

Maintenance

Care and Cleaning

WARNING: Turn the dehumidifier off and remove the plug from the wall outlet before cleaning.

Clean the Bucket

Clean the bucket with water every few weeks.

Clean the Air Filter

Clean the filter with water at least every 30 days, or more often if necessary.

CAUTION: DO NOT operate the dehumidifier without a filter, as dirt and lint will clog it and reduce performance.

Store the Unit

When not using the unit for long periods:

• After turning off the unit, wait one day before emptying the bucket.
• Clean the main unit, bucket, and air filter.
• Wrap the power cord and bundle it with the band.
• Cover the unit with a plastic bag.
• Store the unit upright in a dry, well-ventilated place.

Troubleshooting Tips

Please check the machine according to the following form before asking for maintenance:

Unit does not start

• Check if the dehumidifier's plug is pushed completely into the outlet.
• Check the house fuse/circuit breaker box.
• Verify if the dehumidifier has reached its preset level or if the bucket is full.
• Ensure the water bucket is in the proper position.

Dehumidifier does not dry the air as it should

• Allow sufficient time for moisture removal.
• Ensure there are no curtains, blinds, or furniture blocking the front or back of the dehumidifier.
• Check if the humidity control is set low enough.
• Ensure all doors, windows, and other openings are securely closed.
• Verify the room temperature is not too low (below 5°C/41°F).
• Check for sources of excess moisture in the room, such as a kerosene heater or other appliances giving off water vapor.

The unit makes a loud noise when operating

• Check if the air filter is clogged.
• Ensure the unit is tilted instead of upright.
• Verify the floor surface is level.

Frost appears on the coils

This is normal. The dehumidifier has an Auto Defrost feature.

Water on floor

• Check if the hose connection is loose.
• If using the bucket, ensure the back drain plug is in place.

Please request for repair if the unit operates abnormally or does not operate, and the solutions above are useless.