Rotenso QUBE Q35W, User Manual

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QUBE W - Air purifier
14
User manual
PART 7. TROUBLESHOOTING
1. FAQ
Q: Why is the LED display is not working?
A:
Please check if the power supply is connected.
Q: Why is the filter indicator light flashing?
A:
The indicated filter has reached its use cycle, please replace the filter.
Q: Why has the running noise increased?
A:
A large amount of dust has accumulated in the filter, please clean the filter with a vacuum cleaner or replace
the filter.
Q: Why can’t the machine boot but is still giving a ring tone?
A:
Please check if the front panel is installed correctly.
Q: Why are the indoor PM2.5 concentrations remaining high?
A:
Dust may have accumulated on the sensor. Please clean the sensor. In the alternative please check if the
Windows and doors are closed, and whether there is a source of pollution in the room .If so, please clear out.
Q: After using for a long period of time the air flow has reduced?
A:
When the machine is used in a space with high dust concentration the filter accumulates dust. Please clean
the filters regularly or replace with a new filter.
Q: Can we clean the filter?
A:
YES all the filters can be cleaned. We recommend using a vacuum cleaner to clean the front filter and the EPA
filter. Meanwhile the activated carbon filter can be basked in the sun.
Q: How long can the filter be used?
A:
The life of the filters is approximately 18 months. But the life of the filter depends. on the duration of use and
the levels of pollutants in the space.
Phenomenon Solution
Machine not turning on
1. Check if the power cord is connected properly.
2. Check if the front panel is closed properly.
3. Check if the machine is placed flat on the ground.
The air quality indicator is always red in
color
Sensor may be influenced by water vapor, fumes, sprays, test
the machine in another clean environment.
Abnormal smells
1. Clean the filters and place the Activated
2. Carbon Filter in the Sun for 1-3 hours.
3. Else replace the Activated Carbon Filter.
The Pollutants are not getting removed
and the running noise is getting loude
Clean HEPA filter and/or replace
Air flow is reduced
1. Check if the filter is paced properly.
2. Clean and/or replace the filters.
Please confirm the following before repair when these occur.
2. PROBLEM AND REASONS