Maintenance 77
03/2016 CFPP Process Analyzer CFPP-4.2
10.8 Checking the Test Filter
To check that the test filter is clean and is being flushed correctly, proceed as follows:
Fig. 10.3: Measuring cell
1 Pipe connection
2 Measuring cell
• The analyzer must be operating and the analysis process must be running.
Note: For a detailed description of the analysis process, please refer to the software
manual.
• Wait for the process step Instrument Testing.
• Observe the sample rising in the measuring cell (2) and check for visible dirt particles.
• If dirt particles are visible, clean the test filter (see chapter 10.13).
• Wait for the process step Hot Flushing.
• Watch the upper part of the measuring cell. A strong product stream should be visible
coming from the pipe connection (1).
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