DEPURECO TB Series Instruction And Maintenance Manual page 22

could be damaged. In this case it's necessary
and verify the cause,
Use the handles 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.
The vacuum cleaner's cover features a vacuum gauge (detail no. 1, chap. 4.1)
which indicates the degree of vacuum inside the vacuum cleaner. The vacuum
gauge informs the operator about the conditions of the filter: an increase in
vacuum indicates an increase in clogging of the filter with a consequent
reduction in the suction power. When the vacuum gauge indicates the value
reported in the table below, the filter is clogged. To restore it to the
normal values, it is necessary to clean the filter.
Type
TB Z22
TB T Z22
TB M Z22
Caution!
Do not use the vacuum cleaner with the filter clogged
In the event that the red indicator light turns on or the vacuum value is
higher than the one reported in the table, check first of all if the hose
and/or the vacuuming accessory are not clogged. In this case, remove the cause
of the clogging.
Otherwise it will be necessary to clean the filter as described below:
- Switch the vacuum off
- Wait for the pump to come to a complete stop
- Lift and lower vigorously the lever to shake the inner filter
If dust comes out of the silencer the filter
to immediately switch the vacuum cleaner off
Clogged filter value
-0.16 bar
-0.16 bar
-0.16 bar
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-16 kPa
-16 kPa
-16 kPa