Introduction

Introducing the Blueair Air Purifier Blue Pure 311/411 Auto - a cutting-edge solution to improve the air quality in your home or office. This air purifier is designed to remove airborne pollutants such as dust, allergens, and bacteria, providing a cleaner and healthier environment. The Blue Pure 311/411 Auto is available for an estimated price of $299.99 - $349.99 and was launched in 2021.

Blueair Air Purifier Specifications

Specification	Blue Pure 311 Auto	Blue Pure 411 Auto
Input Power, Frequency	100-240V 50/60Hz	100-240V 50/60Hz
Power consumption/ Rated input power	3-35W	2-10W
Sound level (min/max)¹	23-53 dB	18-48 dB
Recommended room size²	36 m² (388 ft²)	17 m² (190 ft²)
CADR Smoke²	250 cfm (425 m³/h)	123 cfm (210 m³/h)
CADR Dust²	250 cfm (425 m³/h)	107 cfm (181 m³/h)
CADR Pollen²	244 cfm (415 m³/h)	96 cfm (163 m³/h)

Product Overview of Blue Pure 311/411 Auto

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A Touch button
B Air outlet
C Air quality indicator
D Fan and motor
E Filter shelf ring
F Main filter (Particle + Carbon filter)
G Pre-filter
H Air quality sensor
I Power cable (not in picture)
J User Manual (not in picture)

Safety instructions

Blue Pure 311 Auto/411 Auto air purifiers are electrical appliances for indoor use only, take the necessary precautions to reduce the risk of fire, electric shock or injury.

Supervise children to ensure that they do not play with the appliance.
Cleaning and user maintenance shall not be made by children without supervision.
Always disconnect the appliance from the power supply before maintenance.
Do not attempt to open or service the appliance yourself. Service must be done by the manufacturer, service agent or similarly qualified personnel using only original Blueair spare parts.
If the appliance is damaged or malfunctions, turn it off, disconnect it from the power supply and contact Blueair.
The power plug must be firmly inserted in the power socket.
When disconnecting the unit from the power supply, do not pull on the power cord, pull on the power plug.
Use the power cable provided with your Blueair air purifier to plug directly and firmly into an appropriate, electrical outlet.
Do not use an extension cord or a power strip. Refer to the rating label on your appliance.
Do not alter the power plug in any way. If the plug does not fit into the outlet, contact qualified personnel to install the proper outlet.
Do not use the included power cord for anything else but the appliance.
Do not allow objects to enter or block the air inlets and air outlets as this can cause electric shock or damage the appliance.
Do not place any objects on top of or directly against the appliance.
Do not sit on, stand, climb onto or hang from the appliance.
Keep the appliance, including the power cable, at a safe distance from heated surfaces and open fire.
Keep the appliance and power plug away from water and other liquids.
Keep the appliance and power plug away from chemicals such as pesticides and deodorants.
Place the appliance on the floor. The appliance must be placed on a stable surface.
Do not use the appliance outdoors or in wet environments such as bathrooms, laundry rooms or pool areas.

Get started

Plug the power cable into a wall outlet.
Press the button to turn the air purifier on and adjust the fan speed mode.

On/Off and fan speed controls

Available settings are: Auto, Night, Everyday, Boost and Off.
The indicator lights on the touch button indicate the selected fan speed. The lights automatically dim down completely 5 seconds after pressing the touch button, indicating a deactivated fan speed control mode. Press the touch button once to reactivate on/off and fan speed control. The indicator lights light up and you can adjust the fan speed mode again.

Autostart

The autostart feature automatically restarts the air purifier at the last set speed if it has been unplugged, used with a power switch timer, or if a power failure occurs.

Auto mode

In auto mode the air purifier automatically controls the airflow based on air quality information from the sensor.

On/Auto mode : Press once to turn the unit On and to set it to Auto mode.
Night mode: Press twice to set to Night mode (low fan speed)
Everyday mode: Press three times to set to Everyday mode (medium fan speed).
Boost mode: Press four times to set to Boost mode (high fan speed).
Off: Press five times to turn the unit Off.

Air quality information

The air quality levels for particulate matter (PM) are indicated using a color scale on the air quality indicator. The air quality indicator is completely dimmed in Night mode. PM2.5, Particulate matter, particles with diameter of size 2.5 micrometers or less.
Air quality level (PM 2.5)

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Filters about Blueair Air Purifier Blue Pure 311/411 Auto

The air purifier is delivered with a fabric pre-filter and a main filter. The filters purify the air from both particles and gases. For best performance, clean the pre-filters regularly and change the main filter when the air purifier indicates filter change. For best performance, clean the pre-filters regularly and change the main filter when the air purifier indicates filter change.
To find the right main filter for your air purifier, use the Blueair app or visit www.blueair.com. The model number of your air purifier can be found on the rating label on the air purifier.

Important! Always turn off and disconnect the appliance from the power supply before changing filters, cleaning or carrying out maintenance procedures.

Blueair filter subscription program

Use the Blueair app or visit www.blueair.com to sign up for the Blueair filter subscription program. (Not available in all markets)

Button control functions

Change filter
When the indicator light turns red (after 6 months of operation) you should change the main filter.
Filter replacement indicator
Press the button down for 7 seconds to reset the filter replacement indicator.

Clean and change the pre-filters

For best performance, clean the pre-filter regularly. Vacuum the exterior of the fabric pre-filter with a soft brush attachment to remove dust. If the pre-filter requires a deeper clean, wash it on a gentle, low-temperature cycle in the washing machine.

Important! Press the Velcro strips together on the pre-filter before machine wash.

Turn the unit off and unplug it.
Carefully push the top cylinder down while rotating counterclockwise to unlock.
Remove the top cylinder from the unit.
Open the pre-filter panel and remove the pre-filter.
Wash the pre-filter in the washing machine, according to instructions on the pre-filter´s label.
Place the pre-filter back onto the unit. Adjust the pre-filter and the panel to hide the power cord in the back.
Carefully push the top cylinder down, at the same time rotating it clockwise to secure it back into the lock.
Plug in the unit.

Change the main filter

When changing the filter, vacuum any dust that may have accumulated inside the unit.

Important! Use only original Blueair filters suitable for the model to ensure proper function and performance of the air purifier, and to qualify for full warranty coverage.

When the indicator light glows red, it’s time to change the main filter.
Carefully push the top cylinder down while rotating counterclockwise to unlock.
Open the pre-filter panel and remove the pre-filter.
Grip the filter handles and pull upwards to remove the main filter from the inner structure.
Turn the unit off and unplug it.
Remove the top cylinder from the unit.
Carefully remove the filter shelf ring.
Position the new main filter onto the inner structure. The filter handles should face upwards.
Press the filter shelf ring firmly into position above the main filter. The filter shelf ring protects the top edge of the main filter from damage.
Carefully push the top cylinder down while rotating clockwise to secure the lock.
Press the touch button for a duration of 7 seconds to reset the filter replacement timer. This lets the air purifier know that you have changed the filter. The indicator light flashes for 4 seconds, and then changes from red to white.
Place the pre-filter back onto the unit. Adjust the pre-filter and the panel to hide the power cord in the back.
Plug in the unit.

Description of Blueair Air Purifier Blue Pure 311/411 Auto

The Blueair Air Purifier is a stylish and compact air purifier, with a unique design that allows for 360-degree air intake. It features a HEPA filter that can capture 99.97% of airborne pollutants, as small as 0.1 microns. The air purifier also has an activated carbon filter that reduces gases and unpleasant odors. The Blue Pure 311/411 Auto is easy to use, with a simple touch button control and an automatic mode that adjusts the fan speed based on the air quality. The air purifier is also energy-efficient and whisper-silent, making it perfect for use in any room.

Care and maintenance

General

Disconnect the air purifier from the power supply before maintenance.
Do not allow foreign objects to enter the air inlets or air outlets. This may cause electric shock or damage the air purifier.
Never clean with gasoline, chemical solvents or corrosive materials as these agents may damage the air purifier.
Make sure the air purifier is completely dry before connecting it to power.
Do not wash the main filter. The main filter is not washable or reusable.

Cleaning

Wash the pre-filter according to the instructions on the pre-filter´s label or vacuum the pre-filter with a soft brush attachment.
Wipe the exterior of the air purifier with a soft, clean, damp cloth.
Clean and check the power cable and power plug for wear or damages.
Clean the sensor when changing the main filter.

Clean the air quality sensor

The inlet for the air quality sensor is located at the back of the air purifier.

Important! Do not use fingers or any unrecommended objects to clean inside the sensor inlet.

Turn the unit off and unplug it.
Remove the top cylinder from the unit.
Gently clean the sensor with a cotton swab, and attach the sensor lid
Plug in the unit.
Carefully push the top cylinder down while rotating counterclockwise to unlock.
Press the button on the inside of the unit to open the lid covering the sensor and remove the lid.
Carefully push the top cylinder down while rotating clockwise to secure the lock.

Troubleshooting of Blue Pure 311/411 Auto

Here are some common problems and solutions for the Blueair Air Purifier Blue Pure 311/411 Auto:

The air purifier is not turning on: Check that the power cord is plugged in properly and that the power switch is turned on.
The air quality indicator is not working: Make sure that the air purifier is placed in an area with adequate airflow and that the filter is not clogged.
The filter needs to be replaced: The filter status indicator will let you know when it's time to replace the filter. Follow the instructions in the user manual to replace the filter.
The air purifier is making noise: Check that the air purifier is on a level surface and that the fan speed is not set too high.

Blueair Air Warranty information

The Blueair Limited Warranty applies only if the air purifier is installed, used and maintained according to the instructions in this manual.

For warranty conditions, please visit https://www.blueair.com/us/warranty.html

Pros & Cons

Pros

Effectively removes airborne pollutants and odors
Stylish and compact design
Automatic mode for easy use
Energy-efficient and whisper-silent

Cons

May be expensive for some budgets
Replacement filters can also be pricey

Customer Reviews

Customers have praised the Blueair Air Purifier Blue Pure 311/411 Auto for its effective air cleaning capabilities and stylish design. However, some customers have noted that the replacement filters can be expensive. The most common complaint is that the air purifier can be a bit loud on the highest setting.

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