21
Troubleshoot
1.
Problems caused by abnormal use or environment:
Symptoms
Possible Cause
Solution
No wind from the unit
Is the power supply normal?
Check power supply
Is the power plug plugged properly?
Check power plug
Are the packing of filters not been removed?
Check main/pre-filters
Is any object blocking the air in/outlet?
Remove the object
Is there no filter installed?
Check and install a filter
Is filter installed inside out?
Reinstall filter properly
The
result
of
purification
is
not
obvious
Is there any obstacle around the unit that
blocks air circulation?
50cm of clearance space is suggested to
reserve around the unit
Is there any dust or filth has been
accumulated in the air in/outlet?
Clean air in/outlet, louvers, sensors and
filters regularly
Is filter needed to be replaced?
Check & replace filter if replacement
icon lights up, and reset indicators
Odor from the unit
Odor of new material?
Operate the unit in a well ventilated
environment until the odor disappears
Odor of cigarette, insecticide, air freshener
or perfume has been inhaled during the unit
is operating?
Is the unit operates in a strong odor
environment such as smoking room or
barbeque restaurant?
In this circumstance, filters needed to be
replaced and reset indicators frequently
even not prompted by indicators
Is there any dust or filth has been
accumulated in the air in/outlet?
Clean air in/outlet, louvers, sensors and
filters regularly
The
air
flow
rate
doesn’t react to the
change of color and
grading on Air Pollution
Indicator
Is any mode selected other than the SMART
Mode?
The air flow rate will react to the change
of color and grading on Air Pollution
Indicator automatically only in the
SMART Mode.
2.
Causes
of indicator flashing:
Symptoms
Indicator flashes as shown on the right
Possible Cause
Filter 1 has not been installed or installed inside out
Solution
Install/reinstall filter 1
3.
Causes of error code
Symptoms
Possible Cause
Solution
E0/E1
Fan failures
Contact Customer Services
E3/E4/E5/E6
Communication failures
F0/F1/F2
PM2.5/ Dust sensor failures
F6/FA/Fb/FC/Fd/FE
Gas sensor failures
Note
：
The solution above is an example for filter 1, also applies to
other Pre/Main-filter. If other Pre/Main-filter has not been
installed or has been installed inside out, the corresponding
indicator will also flash. When filter is being installed properly,
the corresponding indicator will stop flashing and light up as
normal.