7.3. Replacing the filter cartridges
Replacing the filter cartridges becomes necessary when the filter cartridges are saturated with dirt in a
manner that despite of the cleaning the filter alarm is triggered again at very short intervals or
permanently. (The filter alarm is described in chapter “Cleaning the filter cartridges”.)
CAUTION
Handycart without automatic cleaning mechanism:
Whirling up dust is possible due to the polluted filter cartridges.
The filter cartridges must be cleaned before being replaced. Proceed as described in chapter
“cleaning of the filter cartridges”. After cleaning the filter cartridges wait about 5 minutes
before opening the service door of the filter housing.
Handycart with automatic cleaning mechanism:
Whirling up dust is possible due to the polluted filter cartridges.
The filter cartridges must be cleaned before being replaced. This is done by carrying out a
manual cleaning three times. A manual cleaning is carried out by pressing the "TEST" button
of the pulse generator. After the cleaning, disconnect the filter unit from the power supply
and secure it against being switched on again.
●
Before changing the filter cartridges hold ready an appropriate container (e.g. PE bag) for
disposal.
The polluted filter cartridges must be packed into an appropriate container
(e.g. PE bag).
●
Open the maintenance door of the filter cartridges.
●
Resolve the clamping screw (pos. A) of the cartridge holder (pos. B).
●
Hook off the cartridge holder from the cartridge guiding (pos. E) and take it out of the device
together with the filter cartridge (C).
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