Maintenance / cleaning
FM/PC, FM-Case/PC, Filter/PC
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04/2019
4
Monitor the success of the cleaning and extend the reaction time
as necessary.
5
After the chemical cleaning, rinse the filter module with clean
water.
Restarting operation
1
Remount and secure the cleaned filter module on the guide slide.
2
Submerse the filtration unit in the basin or channel.
3
Switch on the filtration pump with the Start key.
4
Let the filtration pump work for some time to completely remove
the detergents from the filter plate and suction tube.
Restarting the
measuring operation
Carry out the general steps to restore the readiness to measure at the
analyzer (see operating manual of your analyzer, chapter Mainte-
nance).
5.4
Exchanging the filter plate
NOTE
The filter plate is easily damaged.
Never touch the filter plate with sharp-edged objects or place any
objects on it.
Maintenance interval
As necessary, if cleaning does not achieve any improvement.
Proceed as follows when you want to exchange the filter plate:
Preparations
1
Put the analyzer in a safe state suitable for maintenance and
repair work.
The steps required are listed in the operating manual of the ana-
lyzer (chapter Maintenance).
2
Switch off the filtration pump with the Stop key.
3
Remove the filtration unit from the medium.
Even filter plates that are supposedly irreversibly blocked
may be restored by leaving them in the cleaning solution for
a longer period of time and then rinsing them several times.
