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GT SERIES
1 INSTRUMENT, 7 APPLICATIONS
The housing adaptor filter must also be replaced if damaged or contaminated.
Using the flat end of a pencil or similar, push the filter from the open end of the adaptor, as
shown in
Figure 70: Filter Adaptor
Insert new filter disc (Part No. 67199) into adaptor recess until correctly seated.
7. Fill the filter housing to a level just below the internal threads. Do not overfill.
8. Reattach all parts (reverse of removal procedure).
Note: Do not overtighten the probe adapter or chemical filter.
6.3.4 Cotton Filter (optional accessory)
The cotton filter assembly (part no. 67196) contains a cotton filter to further protect the monitor
from the ingress of dust.
The cotton filter housing can be removed using the same procedure as the chemical filter. Refer to
Section 6.3.3 Chemical Filter (optional accessory)
48
Figure 69: Housing Filter Removal
Removal, and discard the filter.
Figure 70: Filter Adaptor Removal
and
Figure 71: Cotton Filter
Removal.
67112
Revision 10
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