Introduction
Thank you for purchasing the Amazon Basics 6L Compressor Dehumidifier. This appliance is designed to efficiently remove excess moisture from your indoor environment, helping to prevent mold, mildew, and dampness, and to assist in drying laundry. Please read this manual thoroughly before operating the unit and retain it for future reference.
Important Safety Instructions
- Always ensure the dehumidifier is placed on a stable, level surface.
- Do not block the air inlet or outlet. Maintain at least 20 cm (8 inches) clearance around the unit for proper airflow.
- Do not operate the unit with a damaged power cord or plug. If damaged, contact customer support.
- Unplug the dehumidifier before cleaning, maintenance, or when not in use for extended periods.
- Do not immerse the unit, power cord, or plug in water or other liquids.
- Keep children and pets away from the appliance during operation.
- This appliance is for indoor use only. Do not use outdoors.
- Do not use the dehumidifier in areas where flammable gases or liquids are stored.
Product Components and Features
Familiarize yourself with the main parts and features of your dehumidifier.

Figure 1: Overview of the dehumidifier showing the control panel with mode selection and digital display.
- Control Panel: Intuitive interface for setting modes, humidity, and timer.
- Digital LED Display: Shows current humidity and timer settings.
- Air Inlet/Outlet: For drawing in and expelling air.
- Water Tank: Removable 2-liter tank for collected water.
- 360° Casters and Handle: For easy mobility of the unit.
- Continuous Drainage Port: Allows for direct drainage using a hose (not included).
- Removable Filter: For air purification and easy cleaning.

Figure 2: Side view illustrating the water tank full indicator and the 360-degree casters for easy movement.

Figure 3: The removable water tank, shown partially extracted for emptying or cleaning.

Figure 4: Product dimensions: 46 cm (height), 25.5 cm (depth), 22 cm (width).
Setup
- Unpack: Carefully remove the dehumidifier from its packaging. Retain packaging for future storage or transport.
- Placement: Place the unit upright on a firm, level surface in the desired room. Ensure there is at least 20 cm (8 inches) of clear space around all sides for optimal air circulation. Do not place near heat sources or in direct sunlight.
- Power Connection: Plug the power cord into a grounded electrical outlet.
- Continuous Drainage (Optional): For continuous operation without emptying the water tank, connect a suitable drainage hose (not included) to the continuous drainage port. Ensure the hose is sloped downwards to allow water to flow out to a drain.
Operating Instructions
Control Panel Overview
The control panel features an LED digital display and touch buttons for various functions.
Basic Operation
- Power On/Off: Press the power button to turn the unit on or off.
- Mode Selection: Press the 'Mode' button to cycle through available modes:
- Auto Mode: The unit automatically adjusts operation based on the ambient humidity.
- Clothes Drying Mode: Operates at a higher fan speed to quickly dry laundry.
- Sleep Mode: Operates quietly (under 38dB) for minimal disturbance.
- Humidity Setting: In Auto Mode, use the humidity adjustment buttons to set your desired humidity level between 30% and 80% in 5% increments. The unit will operate until the set humidity is reached.
- Timer Function: Press the 'Timer' button to set an auto-on or auto-off time from 1 to 24 hours. Each press increases the time by one hour.
Humidity Indicator Light
The LED light on the unit indicates the current room humidity:
- Blue: Humidity below 46%
- Green: Humidity between 44% and 66%
- Red: Humidity above 66%

Figure 5: The dehumidifier effectively drying clothes in a room, demonstrating its clothes drying function.

Figure 6: A user easily moving the dehumidifier, highlighting its portability with casters and handle.
Maintenance
Emptying the Water Tank
When the water tank is full, the unit will automatically stop operation, and an indicator light will illuminate. Carefully remove the water tank, empty the collected water, and reinsert it securely. Ensure the tank is properly seated to resume operation.
Cleaning the Air Filter
The reusable air filter should be cleaned regularly (every 2-4 weeks, depending on usage) to maintain optimal performance.
- Turn off and unplug the dehumidifier.
- Remove the filter from the back or side of the unit.
- Clean the filter using a vacuum cleaner or wash it gently with warm, soapy water.
- Rinse thoroughly and allow the filter to air dry completely before reinserting.

Figure 7: Illustration of key features, including the removable and reusable filter for easy maintenance.
Exterior Cleaning
Wipe the exterior of the unit with a soft, damp cloth. Do not use harsh chemicals or abrasive cleaners.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Dehumidifier does not turn on. | No power, power cord loose, water tank full or not properly inserted. | Check power connection. Empty and reinsert water tank correctly. |
| No water collected or low dehumidification. | Room temperature too low, humidity too low, air filter clogged, air inlet/outlet blocked. | Ensure room temperature is above 5°C. Clean air filter. Clear obstructions around the unit. |
| Unit is noisy. | Unit not on a level surface, air filter clogged. | Place on a flat surface. Clean air filter. |
| Water leaks from the unit. | Water tank not properly inserted, continuous drainage hose loose or blocked. | Reinsert water tank securely. Check continuous drainage hose connection and ensure it's not blocked. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | OL12D-D031H |
| Dehumidification Capacity (50Hz) | 6 Liters/day (at 27°C, 60% RH) |
| Dehumidification Capacity (60Hz) | 7 Liters/day (at 27°C, 60% RH) |
| Water Tank Capacity | 2 Liters |
| Applicable Area | 8-15 m² (5-9 tatami mats) |
| Humidity Setting Range | 30% - 80% |
| Noise Level (Sleep Mode) | Under 38dB |
| Dimensions (H x D x W) | 46 x 25.5 x 22 cm |
| Weight | Approx. 11 kg |
| Color | White |
| Other Functions | Sleep Mode, Timer, Removable Tank, Portable, Auto Shut-off, Continuous Drainage |
Warranty and Support
This Amazon Basics dehumidifier comes with a 1-year domestic warranty in Japan from Amazon G.K. from the date of purchase. For warranty claims or technical support, please contact Amazon customer service through your purchase history on Amazon.co.jp.
Please have your model number (OL12D-D031H) and purchase details ready when contacting support.