GT-FIRE
PORTABLE GAS DETECTOR
67816
Revision D
40
Figure 48: Filter Adaptor Removal
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)
and
Figure 49: Cotton Filter Removal
.
Figure 49: Cotton Filter Removal