Airthereal Pure Morning APH320 HEPA AIR PURIFIER featured

Airthereal Pure Morning APH320 HEPA AIR PURIFIER User Manual


Airthereal Pure Morning APH320 HEPA AIR PURIFIER User Manual

Airthereal Pure Morning APH320 HEPA AIR PURIFIER



CADR188 CFM (320 m²/h)
Power SupplyAC 120 V
Standby Power2 W
Rated Power77 W
Dust SensorLaser PM2.5 Particle Sensor
Filter StructurePre-Filter, H13 Class True HEPA Filter, Activated Carbon Filter
Wavelength270-275 nm
Bulb lifeApprox. 50,000 hours
Noise Level22-46 dB



General Safety

  •  Ensure the plug fits properly into an AC power outlet.
  •  DO NOT operate the unit if its cord or plug is damaged. It may result in damage to the unit or injury.
  •  NOT recommend using an extension cord. If necessary, the extension cord should be same size as the original one.
  •  DO NOT immerse air purifier in water or liquids. It may result in damage to the appliance, electric shock, or fire.
  •  DO NOT use the air purifier outdoors. This appliance is designed for indoor use only.
  •  DO NOT use the air purifier in an enclosed space where flammable, combustible, or explosive gases are present.

Use & Care

  • Always allow 15 inches (38 cm) of clearance on all sides of the purifier.
  •  DO NOT ROUTE CORD UNDER FURNITURE OR APPLIANCES. Do not run the power cord under carpeting. Do not cover cord with throw rugs, runners or similar coverings. Place the power cord away from high traffic areas.
  •  DO NOT sit on or place anything on top of the purifier.


  • Open the front shell of the air purifier and unwrap the plastic package of the HEPA filter.


  •  Reinstall the HEPA filter. Make sure the pull-tab is facing outward. Airthereal-Pure-Morning-APH320-HEPA-AIR-PURIFIER-User-Manual-Image-5
  •  Electromagnetic interference from certain electronics may cause product malfunction. Only use the unit on the firm and flat surfaces. Flimsy or slanted surfaces may result in abnormal noise and vibrations.



  1. Insert the power cord into an electrical outlet.
  2. Airthereal-Pure-Morning-APH320-HEPA-AIR-PURIFIER-User-Manual-Image-7Touch-control panel Introduction


Power Button

  •  Press the button to power on.
  •  The PM 2.5 indicator shows the real-time PM 2.5 value. After power ingon, it takes about 15 seconds to activate the PM 2.5 Indicator. The air quality indicator will illuminate and display the real-time PM 2.5 value and corresponding air quality indicator color.
PM2.5 (µg/m3 )Levels of Health ConcernAQI (EPA of USA)Fan Speed

Fan Speed
Press to start air circulation. 3 fan speeds are available (low, medium, and high, corresponding with the values 1, 2, and 3 on the LED Display). Each press will cycle between Auto→1→2→3→then start over with Auto.

Press to activate/inactivate the Anion Mode.  Anions are particles with one or more extra electron, conferring a net negative charge to the particle. It’s used to eliminate the occurrence of airborne bacterial infections and to reduce static electricity

Press to switch to timer mode. (Timer can be set from 1-12 hours or to NO TIMER, corresponding to values 1-12 and 00 on the LED display.)

Sleep Mode
Press to turn on / off the Sleep Mode.


We recommend replacing the air filter every 6-8 months for optimal use. Purchase a new Airthereal Air Filter Replacement: Visit:

Replace the Air Filter

  1. Power off and unplug the unit, then remove the front shell.
  2. Airthereal-Pure-Morning-APH320-HEPA-AIR-PURIFIER-User-Manual-Image-10 Remove the old filter by pulling the tab. Unwrap a new one.


Unplug the power cord before cleaning.
The plastic shell should be cleaned with a soft, damp cloth. Add mild detergent as needed. Remove the front panel and clean both sides of the air outlet with a vacuum cleaner to remove any dust. For optimal maintenance, clean the unit every 2 months





No power or response.

Unit is not plugged into an electrical outlet.Connect the plug to a powered electrical outlet.
Outlet is not working properly.Try plugging the air purifier into a different outlet.
Front cover is not properly placed on the unit.Properly replace the front cover as noted in the Getting Started section.
Power cord is damaged.Immediately discontinue use and contact Customer Support.
Air purifier is defective or malfunctioning.

Any faulty display of the LED numbers.

Auto Mode has just been turned on.Allow the air purifier to run for 30S. They will change a stabilized status based on the detected air quality
Unit is defective or malfunctioning.Immediately discontinue use and contact Customer Support.




Unusual noise while operating.

Dirty filters.Replace the air filters as instructed in the Replacing the Air Filters section on page 8-9.

Filters installed improperly.

Properly place filter as noted in the Getting Started and Replacing the Air Filters sections (page 8-9).
Foreign object inside the unit.Immediately discontinue use and contact Customer Support. DO NOT attempt to open the air purifier.
Flimsy or slanted surfaces resulting in abnormal noise and vibrations. 

Place air purifier on hard, flat surfaces.

Significantly reduced airflow.Not enough space around the unit.Ensure that there is at least 15 inches

(38 cm) between the unit and other objects.

Poor air purification quality.Surrounding area exceeds the applicable area.APH320 is applicable to 435 ft² (40 m²).
Air inlet or outlet is blocked.Remove objects that block the air inlet or outlet.
Filter(s) not properly placed in housing.Properly place filter as noted in the Getting Started and Replacing the Filters sections (page 8-9).


Product NameTrue HEPA Air Purifier
ModelPure Morning APH320
Manufacturer Warranty Period2 Years
For your own reference, we strongly recommend that you record your order number and date of purchase.


Airthereal Pure Morning APH320 HEPA AIR PURIFIER User Manual


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