Xiaomi Smart Air Purifier 4 User Manual

WARNING

• When the power cord is damaged, it must be replaced with a genuine power cord purchased from the manufacturer or after-sales service department.
• 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.
• Make sure the purifier is turned off and unplugged before performing the maintenance. Fix the grille with screw after cleaning fan blades and air duct.

Precautions

• Turn off and unplug the purifier before moving it.
• The purifier cannot turn on when the fan grille and the filter compartment cover are not installed properly.
• Maintain a distance of at least 20 cm between the air inlets and walls or other objects.
• The purifier must be placed on firm and flat floor.
• Prior to cleaning or other maintenance, the appliance must be disconnected from the supply mains.
• Frequently remove dust, hair, and other particles from the outer mesh screen of the filter, so as to reduce the chance of bacteria growth.
• Remove dust, hair, and particles from the purifier's air inlets to prevent a reduction of air intake.
• Cover the air outlet to prevent dust, hair, and other particles from falling in when the purifier is left unused for a long time.

To avoid fire, electric shocks, or other damage, use the power cord and electrical outlet as instructed below:

• Do not excessively pull, twist or bend the power cord, as this may expose or break the cord's core.
• The power cord must be plugged into a suitable electrical outlet.
• Use the power cord that is provided with the purifier, do not use any third party power cords.
• Always unplug the purifier before carrying out maintenance to or moving the air purifier.

• Immediately stop using the purifier when it makes unusual sounds, gives off bad odors, overheats, or its fan rotates irregularly.
• Do not stick your fingers or foreign objects into the protective parts, movable parts, air inlets, or air outlets.
• Keep objects such as hairs or fabrics away from the purifier to avoid blocking the air inlets or air outlets.
• Do not sit on, lean on or tilt the purifier.
• When using in conjunction with gas-fueled appliances (such as gas stoves, gas heaters), please ventilate sufficiently to avoid carbon monoxide poisoning.
• Do not pour liquids, nor throw powders or other small substances into the purifier's air outlet.

Do not use the purifier in the following circumstances, as they may result in electric shocks, fire, or other damage:

• Near open flames, such as candles, incense burners, stoves, fireplaces, cigarettes, firecrackers, lighters, multipurpose torches, candle lighters, or fire pans.
• Near appliances that generate high temperatures, such as electric heaters, fan heaters, electric foot warmers, electric stoves, or electric irons.
• Make sure no inflammable objects get into the purifier.
• In unstable locations where the purifier can easily fall over.
• In environments that are extremely hot, humid, or damp, such as bathrooms.

Product Overview

Read this manual carefully before use, and retain it for future reference.

Note: Illustrations of the product, accessories, and user interface in this user manual are for reference purposes only. The actual product and functions may vary due to product enhancements.

Front View

The front view shows the purifier's top grille, the display area, a mode switch button, and a power button. The display shows the PM2.5 value (e.g., "025").

Rear View

The rear view shows the Temperature and Humidity Sensor, the Display On/Off Button, the Laser Particle Sensor, the Filter Compartment Cover, and the Power Port at the bottom.

Display Instructions

The central display shows:

• PM2.5 Value: e.g., "025"
• Temperature: e.g., "26℃"
• Humidity: e.g., "45%"
• Mode Indicators: Icons representing Automatic, Sleep, Low speed, Medium speed, High speed, and Manual modes.
• Wi-Fi Indicator: Shows Wi-Fi connectivity status.
• Negative Ion Indicator: Shows if the negative ion function is active.

Air Quality Indicator: This indicator changes color based on the PM2.5 value:

• Green: 1-20 µg/m³
• Yellow: 21-35 µg/m³
• Orange: 36-55 µg/m³
• Red: >55 µg/m³

Mode Descriptions:

• Automatic: Automatically switches modes based on indoor air quality.
• Sleep: Operates with ultra-low noise for a comfortable sleeping environment.
• Low speed, Medium speed, High speed: Manual fan speed selections.
• Manual: Allows setting and saving the coverage area in the app to adjust purifying efficiency.

Negative Ion Function: The negative ion function is enabled by default. It generates negative air ions (NAI) which help trap air pollutants. The function can be enabled or disabled via the app; the indicator is on when enabled and off when disabled.

Installation

Placing the purifier

For optimal performance, ensure a minimum distance of 20 cm between the purifier's air inlets and walls or other objects. [Textual description of diagram showing 20 cm clearances around the purifier]

Connecting to an electrical outlet

Connect the power cord to the power port located at the bottom of the purifier, then plug the cord into an electrical outlet. [Textual description of diagram showing power cord connection]

Note: It is recommended to keep doors and windows closed for a better purifying effect when using the purifier.

How to Use

Turning on/off

Tap the power button [power-button] to turn the purifier on or off.

Switching mode

While the purifier is on, tap the mode switch button to cycle through available modes.

Adjusting the display's brightness

Press the display on/off button to cycle through brightness levels: on, dim, and off.

Resetting Wi-Fi

When connecting the purifier to the app for the first time or if unable to connect, press and hold the display on/off button for 7 seconds. The purifier will emit a notification sound upon successful Wi-Fi reset.

Filter life notification

The display shows the remaining service time of the filter when the purifier is on. A warning icon [filter-warning-icon] appears if no genuine filter is detected.

[Textual description of image showing filter life notification with 50% and a filter icon]

[Textual description of image showing a warning icon for a non-genuine filter]

Enabling/disabling the child lock function

Press and hold the mode switch button for 7 seconds to enable or disable the child lock function. The purifier will play a corresponding notification sound and display an icon.

Enabling/Disabling Wi-Fi

Simultaneously press and hold the mode switch button and the brightness adjustment button for 7 seconds to disable Wi-Fi. The purifier will sound a notification. To enable Wi-Fi, repeat the process while Wi-Fi is off.

Connect with Mi Home / Xiaomi Home App

This product is compatible with the Mi Home / Xiaomi Home app for device control. Scan the QR code [QR code for app download] to download and install the app. If the app is already installed, you will be directed to the connection setup page. Alternatively, search for "Mi Home / Xiaomi Home" in your app store. Open the app, tap "+" in the upper right corner, and follow the prompts to add your device.

Note: The app is referred to as Xiaomi Home app in Europe (except Russia). The app name displayed on your device is the default. App versions may vary; follow current app version instructions.

Daily Care & Maintenance

Warning: Ensure the purifier is turned off and unplugged before performing any maintenance.

Cleaning fan blades and air duct

• Press the indentation on the cover to open it. Use a screwdriver to loosen the screw, then pull the cover upwards to remove the grille.
• Use a vacuum cleaner to remove dust from the air duct and fan blades, or gently wipe with a soft cloth.
• Use a brush or soft cloth to gently wipe the negative ion transmitter.
• Install the grille back and fasten the screw after cleaning.

Note: The screw is not removable to prevent loss. Loosen it to remove the grille.

[Textual description of diagram showing removal of grille and cleaning of fan blades/air duct]

[Textual description of diagram showing cleaning of negative ion transmitter]

Note: To avoid damage, do not rinse or spray the air duct and fan blades directly with water, or wipe with a soaking wet cloth.

Cleaning the filter compartment

To ensure optimal ventilation and purification, use a vacuum cleaner to remove dust from the air inlets and the filter compartment, or wipe these areas gently with a soft cloth.

[Textual description of diagram showing cleaning of filter compartment]

Note: To avoid damage, do not rinse or spray the filter compartment directly with water, or wipe with a soaking wet cloth.

Cleaning the laser particle sensor

Use a non-sharp tool to open the laser particle sensor cover. Use an air blow gun or hair dryer to clean the filter on the cover and the sensor, as illustrated. [Textual description of diagram showing cleaning of laser particle sensor]

Note: Do not use hot air.

Specifications

• Name: Xiaomi Smart Air Purifier 4
• Model: AC-M16-SC
• Item Dimensions: 250 × 250 × 555 mm
• Net Weight: Approx. 5.6 kg
• Effective Coverage: 28–48 m²*
• Rated Voltage: 100–240 V~
• Rated Frequency: 50/60 Hz
• Rated Power: 30 W
• Noise Level: ≤64 dB(A)
• *Calculated according to standard GB/T 18801–2015

• Network Standby Power Consumption: < 2.0 W
• Particle Purification Efficiency: High
• Formaldehyde Purification Efficiency: High
• Particle's Clean Air Delivery Rate (CADR Particle): 400 m³/h
• Formaldehyde's Clean Air Delivery Rate (CADR Formaldehyde): 150 m³/h
• Wireless Connectivity: Wi-Fi IEEE 802.11 b/g/n 2.4 GHz
• Storage Temperature: -10℃ to 40℃
• Storage Humidity: 5%–90%
• Production Date: See packaging
• For details of the importer, please refer to the box.

RF Specification:

• Wi-Fi 2.4 G (2400–2483.5 MHz), Max. RF Output Power: <20 dBm
• RFID (13.56 MHz), Max. Magnetic Field Strength: <60 dBμA/m@10 m
• Under normal use of condition, this equipment should be kept a separation distance of at least 20cm between the antenna and the body of the user.

Regulatory Compliance Information

Europe - EU declaration of conformity

Beijing Smartmi Electronic Technology Co., Ltd. declares that the radio equipment - Xiaomi Smart Air Purifier 4, type AC-M16-SC, is in compliance with Directive 2014/53/EU. The full text of the EU declaration of conformity is available at: http://www.mi.com/global/service/support/declaration.html [CE compliance mark]

Disposal and recycling information

Products bearing the WEEE symbol are waste electrical and electronic equipment. They should not be mixed with unsorted household waste. Protect human health and the environment by handing over waste equipment to a designated collection point for recycling. Correct disposal and recycling help prevent negative consequences to the environment and human health. Contact local authorities for more information on collection points. [EAC compliance mark]

WARRANTY NOTICE

This warranty provides specific rights, and you may have other rights conveyed by laws of your country, province, or state. Consumer law may impose a minimum warranty period. Xiaomi does not exclude, limit, or suspend other rights you may have, except as permitted by law. Consult your country's laws for a full understanding of your rights.

1. LIMITED PRODUCT WARRANTY

Xiaomi warrants that the Products are free from defects in materials and workmanship under normal use and in accordance with the Product user manual during the Warranty Period. Local laws provide the duration and conditions for legal warranties. Refer to Xiaomi's official website for consumer warranty benefits: https://www.mi.com/en/service/warranty/. Xiaomi warrants to the original purchaser that its product will be free from defects under normal use. Xiaomi does not guarantee uninterrupted or error-free operation and is not liable for damages arising from non-compliance with usage instructions.

2. REMEDIES

If a hardware defect is found and a valid claim is received within the Warranty Period, Xiaomi will, at its discretion: (1) repair the product at no charge, (2) replace the product, or (3) refund the product (excluding shipping costs).

3. HOW TO OBTAIN WARRANTY SERVICE

To obtain warranty service, deliver the Product in its original or similar protective packaging to the address specified by Xiaomi. Xiaomi may require proof of purchase or compliance with registration requirements before providing service, to the extent permitted by law.

4. EXCLUSIONS AND LIMITATIONS

This Limited Warranty applies only to products manufactured by or for Xiaomi, identifiable by Xiaomi trademarks or logos. It does not apply to:

• (a) Damage due to acts of nature (lightning, floods, fire, earthquake, etc.).
• (b) Negligence.
• (c) Commercial use.
• (d) Alterations or modifications to the product.
• (e) Damage caused by use with non-Xiaomi products.
• (f) Damage caused by accident, abuse, or misuse.
• (g) Damage caused by operating the product outside permitted uses or with improper voltage/power supply.
• (h) Damage caused by service performed by unauthorized personnel.

It is your responsibility to back up data. Xiaomi is not responsible for data loss during service. No Xiaomi reseller, agent, or employee is authorized to modify this warranty. If any term is illegal or unenforceable, the rest remain valid. After-sales services are limited to the country/region of original purchase, unless otherwise promised by Xiaomi. Products not duly imported, manufactured, or acquired from Xiaomi or its official sellers are not covered. You may benefit from warranties from non-official retailers. Xiaomi invites you to contact the retailer from whom you purchased the product. These warranties do not apply in Hong Kong and Taiwan.

5. IMPLIED WARRANTIES

Except as prohibited by law, implied warranties (including merchantability and fitness for a particular purpose) are limited in duration to the maximum duration of this limited warranty. Some jurisdictions do not allow limitations on implied warranty duration.

6. DAMAGE LIMITATION

Xiaomi shall not be liable for indirect, special, or consequential damages (including loss of profits, revenue, or data) resulting from any breach of warranty or condition, even if informed of the possibility of such damages. Some jurisdictions do not allow exclusion or limitation of special, indirect, or consequential damages.

7. XIAOMI CONTACTS

For customer service, visit: https://www.mi.com/en/service/warranty/. Contact persons for after-sale service include authorized service network members, distributors, or the final vendor.

Manufacturer and Importer Information

Manufactured by: Beijing Smartmi Electronic Technology Co., Ltd. (a Mi Ecosystem company) Address: Room 201-203, Unit 6, Building A, No. 66, Zhufang Road, Qinghe, Haidian District, Beijing For further information, please go to www.mi.com For detailed e-manual, please go to www.mi.com/global/service/userguide Made in China

Importer: Beryko s.r.o. Address: Na Roudné 1162/76, 301 00 Plzeň Website: www.beryko.cz