Troubleshooting - Coway AP-1008CH User Manual

TROUBLESHOOTING

The air purifier may operate abnormally not because of the product malfunction but because
of minor causes or the fact that the user is not familiar with the product use. In such a case,
problems can be solved easily even without the help from the service center just by checking
the following. If the problem still persists after you check the following, contact the service
center.
Symptom
No air is blowing.
The airflow speed
does not change.
The airflow speed is
significantly weaker than
before.
A bad smell comes out
of the air outlet.
The color of the pollution
level indicator always
stays the same.
The pollution level
indicator blinks.
When other functional
problems are detected
19
Check
• Is the power cord connected?
• Is the display part all turned off?
• Isn't the power gone out?
• Is the auto mode indicator turned on?
• Isn't it in manual or silent mode?
• Isn't the room dark?
• Isn't the filter cleaning or
replacement time passed?
• Isn't the filter cleaning or
replacement time passed?
• Isn't there dust on the pollution
sensor's lens?
• Does the pollution level keep
indicating a high level?
• Does the pollution level keep
indicating a low level?
• Request service or ask our service center.
• Check the symptoms, unplug the product, and then request service or ask
service center.
Measures to take
Connect the power cord to an electric
outlet for 120 V ~ 60 Hz.
Press the power button and then select
the desired function.
Use the air purifier after the power
comes back on.
When the pollution level 1 lasts
continuously for 10 minutes, the product
switches to power saving mode, turning
off the fan automatically.
Set the desired operating mode.
When in sleep mode, the airflow speed
is fixed to the minimum level.
Check the filter cleaning and replacement
cycles and then clean/replace the filter(s)
if necessary.
Check the filter cleaning and replacement
cycles and then clean/replace the filter(s)
if necessary.
Clean the lens of the pollution sensor.
Adjust the sensitivity of the pollution
sensor to Insensitive or Standard.
Adjust the sensitivity of the pollution
sensor to sensitive or standard.