DEPURECO DF 22, Инструкция по эксплуатации и техническому обслуживанию

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Caution!
If dust comes out of the silencer the filter could be damaged. In this case it’s necessary
to immediately switch the vacuum cleaner off and verify the cause,
If the yellow indicator light ( 5 ) SAFETY THERMAL CUT-OUT lights up, the vacuum stops operating .
Then turn the switch ( 1 ) to “ 0 ” to disconnect the electrical control panel.
When this indicator light lights up, it means that the pump has overheated.
To restart normal use, refer to section 5.4.
Use the handle on the back of the machine to move the vacuum cleaner.
Caution!
While the device is running, prevent the flexible hose from rolling up or kinking.