
TROUBLESHOOTING
The air purifier may operate abnormally not due to a product malfunction but due to minor
factors or because the user is unfamiliar with the device's operation. In such cases, problems may
be resolved even without the assistance of a service center by verifying the following.
Contact the service center if the problem remains after you have checked the following.
Problems Check Possible solutions
No air is blowing.
• Is the power cord connected ? Connect the power cord to an electric
outlet for 120 V~, 60 Hz.
• Is the display part all turned o ? Press the power button and then select the
desired function.
• Isn’t the power gone out ? Use the air purier after the power comes
back on.
• Is the front cover closed ? Close the front cover properly.
The airow speed does
not change. • Isn’t it in manual ? Set the desired operating mode.
The airow speed is
signicantly weaker than
before.
• Isn’t the lter cleaning or replacement
time passed ?
Check the lter cleaning and replacement
cycles and then clean / replace the lter(s)
if necessary.
A bad smell comes out of
the air outlet.
• Isn’t the lter cleaning or replacement
time passed ?
Check the lter cleaning and replacement
cycles and then clean / replace the lter(s)
if necessary.
The color of the air quality
indicator always stays the
same.
• Isn’t there dust on the air quality
sensor’s lens ? Clean the lens of the air quality sensor.
• Does the pollution level keep
indicating a high level ?
Adjust the sensitivity of the air quality
sensor to Insensitive or standard.
• Does the pollution level keep
indicating a low level ?
Adjust the sensitivity of the air quality
sensor to sensitive or standard.
The air quality indicator is
ashing. • Ask service center.
When other functional
problems are detected. • Check the symptoms, unplug the product, and ask service center.
▶For more information, please contact us: INFO@COWAYMEGA.COM / 1-800-285-0982