DREVAL D950 사용자 설명서 - 페이지 14

{카테고리_이름} DREVAL D950에 대한 사용자 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. DREVAL D950 15 페이지. 7 stage air purifier

T R O U B L E S H O O T I N G
When the filter system must be cleaned or replaced
Problem
Solution
No air comes out from
Please check whether the product is turned
the outlet
on and connected to the power supply.
The filters are dirty and they need to be
cleanedW or replaced. You can gently shake
Outlet airflow is
the filters to remove the dust and other
significantly weakened
objects on it.
than before
The filter packaging bag is not removed.
Please remove the filter packaging bag.
The air quality is not
Check the filter layers installation sequence.
significantly improved
Filters are worn out, you need to replace all
after
the filters.
long run of the machine
The first filter: The surface is dirty and fades
in color. The tiny hole of the cold catalyst
is blocked by dust or the color of the active
carbon has obviously changed. Life time:
8-14 months.
When should I replace the
The second filter: The white HEPA changes to
filters
yellow, black, or mildew. Life time: 8-14
months.
Remarks: The filter life span is determined by
the environment airquality andthe duration
used.
Alarm is Generated
Check if the water tank is empty.
Check if the anti-fall off switch is properly
Powered Down
switched off.
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