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1. Filter lifetime will vary depending on the environment, amount of usage and location of the unit.
2. To maintain optimal operating condition of the unit, only use the recommended filter.
3. It is recommended to regularly clean Pre-filter.
4. Turn off unit but maintain power supply when replacing filters.
5. When NCCO Reactor needs to be replaced, please follow the HEPA Filter Surface Color Changing Indicator to
dispose HEPA Filter.
Filter Maintenance and Replacement
Maintenance & Care
HEPA FILTER SURFACE COLOR CHANGING INDICATOR
No need to Replace
Replacement
is Recommended
Replacement is Needed
*
The filters cleaning and replacement cycle may vary depending on the operating
environment.
**
If the HEPA Filter has not been replaced periodically or it has been damaged, and the
surface of the NCCO Reactor is covered with dust or oily substances after disassembling,
the removal capacity of the NCCO Reactor may be badly reduced and should be replaced.
RECOMMENDED FILTER CLEANING AND REPLACEMENT
CYCLES AND ETHODS
Filter
Cycle
Method
Pre-filter
/
Clean
HEPA Filter
Every 6-18 months *
Replace
NCCO Reactor
Available to
sustainable use **
sustainable use **
Available to
(Please refer to the Section of Filter
Maintenance and Replacement.)
Is the HEPA Filter can be washed by water?
HEPA Filter is made of composite material, water would seriously affect the purification effect.
Q2
A
The air quality is not yet improved after a long time operation.
If the unit is used in a seriously polluted area, the treatment process would take longer time. It is
recommended to operate the unit with high airflow mode, or extend the operation time, until the
pollution diminishes.
Q3
A
The unit emits an unusual smell or smog. (e.g. smoke, flame, or burning)
Turn off the unit and disconnect it from power supply right away. Call the customer service center
immediately or contact with a qualified agent.
Q4
A
Q5
A
When the HEPA Filter has operated for 3,000 hours, 'NCCO' in red illuminates at Display Screen as
a reminding to check whether HEPA Filter needs to be replaced.
When 'NCCO' in red illuminates at Display Screen, under Power-Off state but without disconnecting
power supply, long press the ON / OFF Button for 10 seconds, where a 'Da' sound should be heard from
the unit. Then, press the Air Speed Reduce Button. 'HF' will display at the Display Screen for 3 seconds to
exit reminding mode. Next, turn on the unit for normal operation.
Q6
A
When the NCCO Reactor has operated for 11,000 hours, 'NCCO' in red flashes at Display Screen as
a reminding to check the operation situation of NCCO Reactor.
When 'NCCO' in red flashes at Display Screen, under Power-Off state but without disconnecting
power supply, long press the ON / OFF Button for 10 seconds, where a 'Da' sound should be heard
from the unit. Then, press the Air Speed Increase Button. 'nF' will display at the Display Screen for
3 seconds to exit reminding mode. Next, turn on the unit for normal operation.
Q1
The Filter Installation Indicator flashes red and blue alternately, 'EE' displays at Display Screen,
'Di·Di·Di·Di' sound is heard from unit and the unit doesn't operate.
Please check if filters have been properly installed. If not, please re-install them.
A
FAQ
Other Information
