AMEIFU Air Purifier User Manual
This user manual provides comprehensive instructions for the AMEIFU Air Purifier, model H2078G-W. It covers important safeguards, product features, operation, maintenance, and troubleshooting.
Important Safeguards
Please read and follow all safety instructions to prevent harm or damage.
- WARNING: Misusing or mishandling may cause death.
- ATTENTION: Misusing or mishandling may cause hurt.
- Unplug the appliance from the power supply before servicing.
- Do not use this fan with any solid-state speed control device.
- Do not use replacement parts not recommended by the manufacturer.
- Please supervise children and prevent them from touching or using the machine.
- Do not connect or disconnect the power with wet hands; it may cause electrical shock.
- Do not disassemble, repair, or reconstruct the unit; it may cause fire or damage. Contact the seller for replacement.
- Do not use over-limit sockets or wiring connectors; use the rated voltage to prevent fire.
- Ensure the power plug is fully inserted into the socket. Do not use damaged plugs or loose sockets, as this may cause fire or electrical shock.
- Avoid water on the unit's surface to prevent short circuits or electrical shock.
- Disconnect the appliance from the supply mains before cleaning or maintenance to avoid sudden operation causing electrical shock or injury.
- Do not insert metal objects into the unit; it may cause injury or electric shock.
- Do not repair the unit if the cord or plug is damaged. Contact the retailer for replacement to avoid short circuits, electric shock, or fire.
- Dust on the plug can weaken insulation and cause a fire. Clean the plug with a dry cloth. Remove the plug from the socket if not using for a long period.
- Do not use the air purifier in a room with a gas stove, as it is not a ventilator and may cause hurt.
- Do not place the unit near fires, as it may cause fire.
- Avoid using the unit in watery or high-temperature rooms such as bathrooms, as it may cause creepage, electrical shock, or fire.
- Hold the plug, not the cord, when unplugging to prevent short circuits, cord damage, electrical shock, or fire.
- Keep the unit away from alcohol and organic impregnants, as they may cause cracking, short circuits, electric shock, injury, or fire.
- Ventilate the room when using the appliance with fire.
- Remove the plug if switches do not work, the power cord or plug becomes unusually hot, or if there is any peculiar smell, exceptional noise, or vibration.
- If the power cord is damaged, send it to the retailer or service center for repair. Do not attempt to repair it yourself.
Product Technical Features
The multi-functional filter is composed of a pre-filter, HEPA layer, and activated carbon layer.
Diagram of Purification
Polluted Air → Pre-Filter → HEPA Filter → Activated Carbon Filter → Cleaned Air
Product Appearance Diagram
Decomposition Diagram
Control panel
Air outlet
Aromatherapy Box Cover
Aromatherapy Pad
Air inlet
Filter
Main body
Base cover
Air inlet
Filter
Part Introduction
Diagram of Control Panel
Indicator Lights:
- Speed Setting Indicator Lights (Low, Medium, High, Pet)
- Timer Setting Indicator Lights (2, 4, 8hrs)
Buttons:
- WIFI Button
- Speed Button (Fan Speed Button)
- Lock Button (Child Lock Button - Long Press For 3 Seconds)
- Light Filter Reset Button (Light Button, Filter Reset Button)
- Sleep Button
- Timer Button
- Auto Button
- Power ON/OFF Button
Display: PM2.5 indicator (µg/m³)
Use and Operation
Placement
- Ensure the appliance is placed at least 30cm away from any wall or furniture to avoid obstructing airflow.
- Do not position the appliance directly under furniture or objects.
- Do not use the appliance near any heat source.
Replace the Filter
- The filter replacement indicator will light up after 2160 hours of cumulative running time.
- Replace the filter with a new one.
- Press and hold the reset button for approximately 3 seconds to reset the filter's lifetime counter. The filter replacement indicator will turn off.
Remove the Filter
- Switch the appliance off and unplug it.
- Remove the inlet grille.
- Grasp the top rope of the filter and pull it out.
- Remove the filter and close the inlet grille.
Install the Filter
- Remove the protective film from the new filter before installation.
- Fasten the inlet grille correctly until the filter is firmly installed.
External Power Source
Suitable Voltage: 24V
24V DC power adapter inlet
Power adapter
Operation Introduction
Before Operating the Air Purifier:
- Carefully remove the air purifier from the box and plastic bag.
- Select a firm, level, and flat location for the air purifier. For proper airflow, locate the unit at least 1 foot (approx. 30cm) from any wall or furniture.
- Before use, remove the plastic bags covering the filters.
- Plug the power cord into an 100-240V AC outlet.
Placement Diagram: Shows the unit with recommended clearance from walls (20cm on sides, 10cm on back).
Instructions for Use
Power Setting
- Upon connecting power, all indicator lights will illuminate for 3 seconds for self-checking before entering standby mode.
- Press the power button in standby mode to turn the appliance on or off.
Fan Speed Setting
Press the fan speed button to select the desired fan speed: Low, Medium, High, or Pet Mode.
- Low speed
- Medium speed
- High speed
- Pet Mode
Timer Setting
Press the timer button to set the working time:
- Timing 2hrs
- Timing 4hrs
- Timing 8hrs
Control Lock (Child Lock)
Use the control lock to temporarily disable the control panel buttons.
- To turn on or deactivate the child lock, press and hold the child lock button for approximately 3 seconds. The child lock indicator light will illuminate or switch off accordingly.
Ambient Light Function
Press the Indicator light button to turn the indicator light on or off.
Filter Replacement Indicator: When the cumulative run time reaches 2160 hours, the filter replacement indicator will flash. Replace the filter with a new one, then press and hold the reset button for approximately 3 seconds to reset the filter life counter. The indicator will then turn off.
Sleeping Mode
Press the sleep button to turn sleep mode on or off. In sleep mode, the appliance operates at the lowest speed setting, with the fan speed indicator light switched off and the Sleep mode indicator half-lit.
Auto Mode
Touch the Auto button to enter automatic mode. The corresponding indicator light will illuminate in white. The machine will automatically adjust the fan speed based on the real-time air quality index (PM2.5 values).
- Air Quality Indicator Colors:
- Blue: AQI 0-35 (Good)
- Green: AQI 36-75 (Moderate)
- Red: AQI 76-999 (Bad)
WIFI Function
Press and hold the WIFI button for 3 seconds to turn on the WIFI function. Open the "Tuya" App on your mobile phone to connect to the machine. A continuously lit indicator light signifies a successful connection.
Connect with Mobile App
Download the "Tuya" APP:
- Scan the QR code below to download the app.
- The link will direct you to the app's download page on the Google Play Store or Apple App Store. Follow the download and installation instructions.
- If your phone lacks a built-in QR scanner, download a third-party QR scanning app before scanning.
Downloading a QR Reader App:
- Open your mobile app store (App Store, Google Play).
- Search for "QR code readers".
- Download a QR code reader app, open it, scan the code, and you are ready to go.
Connecting to WiFi:
- Ensure your phone is connected to 2.4G WiFi and has Bluetooth turned on. (Note: The phone can only use 2.4G WiFi, not 5G WiFi).
- Press and hold the WiFi button for three seconds. The WiFi indicator light will flash, indicating it is ready for network configuration.
- Download the Tuya app and select "Small Appliances - Air Purifier".
- Click the "+" sign on the device interface to add a device and enter your WiFi information.
- Follow the on-screen prompts to complete the connection. The machine's WiFi indicator light will remain on to indicate a successful connection.
Notes:
- App upgrades may cause slight operational differences. Refer to the current app instructions.
- If you cannot connect to the internet or change networks, re-enter your WiFi account and password.
- Pressing and holding the WiFi button for 3 seconds will cause the indicator light to flash, indicating the current WiFi connection has been disconnected.
- For reconnection, follow the WiFi connection steps in the manual.
Cleaning and Care/FAQ
Maintenance and Cleaning Methods
- Please remove the plug from the socket before cleaning and maintenance.
- Clean the unit's body with a damp cloth and wipe it dry.
- For heavy dirt, use a neutral detergent diluted with water.
- Do not clean the unit with solvents, as they may cause distortion or discoloration.
Troubleshooting:
| Problem | Checking Methods | Possible Solution |
|---|---|---|
| Do not work | Check if the plug is disconnected from the socket. | Ensure the power plug is properly connected. |
| Odor cannot be removed | Is there a very strong odor in the environment? (Note: Air should be purified continuously) | Ventilate the room first, then turn on the machine. |
| Has the filter's using life come to the end? | Please replace the used filter with a new one. | |
| High noise | Is the PE bag for the filter removed? | Take out the filter and tear off the PE bag. |
| Has the filter's using life come to the end? | Please replace the used filter with a new one. |
If the problem persists after the above checks, please disconnect the power and send the unit for repair.
Filter Maintenance
Cleaning the Filters
- Remove the air inlet grilles from the front and back of the machine and take out both filters. (Unplug the air purifier before cleaning.)
- Remove the washable pre-filters.
- Rinse the pre-filters under water.
- After cleaning, ensure the pre-filter is completely dry before reinstalling it.
Parameters of the Unit
| Parameter | Value |
|---|---|
| Model No. | H2078G-W |
| Voltage Supply | 24V |
| Power Consumption | 42.5W |
| Net Weight | 3.2Kg ± 0.5kg |
| Dimensions (wxdxh) | 300×170×406 mm |
| Filter Parameters | Dimensions (wxdxh) | Life Time |
|---|---|---|
| High efficiency composite filter | 314×233×27mm | 2160H |
FCC Warning
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Caution: Any changes or modifications to this device not explicitly approved by the manufacturer could void your authority to operate this equipment.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator and your body.
