298
AO2000
CONTINUOUS GAS ANALYZERS | OI/AO2000-EN REV. B
Quartz sample cell cleaning
1
2
3
4
5
6
3
4
7
8
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2
CAUTION
The sample cell is hot (approx. 55 °C)! Allow the sample cell to cool after
the power supply has been turned off (approx. 30 minutes).
Preparation for sample cell removal:
1
Turn off the sample gas supply to the analyzer module. Switch off the
gas analyzer power supply!
2
Open the wall housing door or the 19-inch housing cover.
Sample cell removal:
3
Loosen the sample gas pipes
2
from the connections on the sample cell
5
and from the housing rear wall
1
and pull them from the housing.
When removing the sample gas pipes make sure no contaminants con-
tained in the pipes fall into the housing.
The sample gas pipes removed should not be reused since they are
contaminated; follow the appropriate rules for disposal.
4
4 Loosen screws
3
(socket-head, wrench opening 3 mm) and remove 2
mounting brackets
4
5
Remove the sample cell
6
from its housing.
6
Unscrew the elbow/pivot fittings
5
from the sample cell.
