Blueair 311PACF105529 User Manual

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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.

Step 3

Remove the top cylinder

from the unit.

Step 4

Press the button on the

inside of the unit to open

the lid covering the sensor

and remove the lid.

Step 5

Gently clean the sensor with

a cotton swab, and attach

the sensor lid

Step 2

Carefully push the top

cylinder down while rotating

counterclockwise to unlock.

Step 6

Carefully push the top

cylinder down while

rotating clockwise to

secure the lock.

Step 7

Plug in the unit.

Step 1

Turn the unit o and unplug

it.

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Blueair 311PACF105529 Air Purifier for Home Large Room up to 912sqft in 60 min, HEPASilent 18dB on low, Wildfire, Removes Particles like Smoke Allergens Dust Mold Pet Hair Odor Bacteria, Blue 411 Auto, Gray