Ionmax ION390 Air Purifier

ION390 HEPA light is still on after replacing filters
After changing or replacing the HEPA filters, switch the unit back on and insert a narrow pin into the "Reset" hole. Insert the narrow p...
Tue, 20 Jul, 2021 at 1:08 PM
The control panel (LCD) of ION390 appears pixelated or blacked out.
This is caused by static and not a fault in the LCD. Using a dry microfibre cloth and rubbing the screen with a bit of pressure will help remove the stat...
Tue, 20 Jul, 2021 at 1:06 PM
How often should I change the filters in the ION390?
It all depends on how heavy is the usage however a guide for it:  3-in-1 Filter: Every 6 - 12 months TiO2 filter: Every 12-18 months The pre-fi...
Mon, 14 Jun, 2021 at 6:13 PM
How much ions does the ION390 produces?
This Ioniser releases negative ions (over 2 million/cc) to help balance and clean the air.
Mon, 14 Jun, 2021 at 6:15 PM
Where is the ION390 air quality sensor located?
If you are facing the front side of the unit, the air quality/dust sensor is located on the right.   You will see a a small door/latch which you...
Tue, 20 Jul, 2021 at 1:07 PM
How do you clean the air quality sensor in the ION390?
Gently clean that blue screw with a cotton swab or blow into it to remove the dust or debris.  You can find instructions accessing the air quality...
Tue, 20 Jul, 2021 at 1:08 PM
API Sensor light is always red on ION390
Cause #1: Plastic bags in filters have not been removed. Solution #1: Remove plastic bags from filters. ---------------------------------- Cause #2:...
Tue, 20 Jul, 2021 at 1:10 PM