18
EN
8 Troubleshooting
This chapter summarizes the most common problems you could encounter with the air
purifier. If you are unable to solve the problem with the information below, visit
www.philips.com/support or call 1-866-309-8817 for assistance.
Problem
Possible solution
The air purifier
does not work
even though it is
plugged into the
wall outlet and
switched on.
•
The timer is set to a specific time interval. Reset or turn off
the timer.
•
Try a different electrical outlet or check the wall switch.
•
The filter alert status is displaying the filter code. Replace
the corresponding filter and reset the filter lifetime counter
(see chapter "Replacing the filters").
•
If the problem persists, visit www.philips.com/support or
call 1-866-309-8817 for assistance.
The air purifier
does not work
even though it is
switched on.
•
The filter replacement indicator has been on continuously
but you have not replaced the corresponding filter, and the
air purifier is now locked. In this case, replace the filter and
reset the filter lifetime counter.
The air purifier
accidentally
powers off.
•
The air purifier restarts automatically and goes to the
previous mode when the power resumes.
The airflow that
comes out of
the air outlet
is significantly
weaker than
before.
•
The pre-filter is dirty. Clean the pre-filter (see chapter
"Cleaning").
The air quality
does not improve,
even though the air
purifier has been
operating for a
long time.
•
One of the filters has not been placed in the air purifier or
a filter is not placed properly. Make sure that all filters are
properly installed in the following order, starting with the
innermost filter: 1) NanoProtect filter True HEPA (
FY5185
);
2) NanoProtect filter Active Carbon (
FY5182
); 3) pre-filter.
•
The air quality sensor is wet. Make sure that the air quality
sensor is clean and dry (see chapter "Cleaning").
The color of the air
quality light always
stays the same.
•
The air quality sensor is dirty. Clean the air quality sensor
(see chapter "Cleaning").
