GT-FIRE
PORTABLE GAS DETECTOR
67816
Revision D
41
1. Using a pencil, push the cotton filter from the threaded end of the housing, as shown in
Figure
50: Cotton Filter Removal
, then remove it.
Figure 50: Cotton Filter Removal
2. Replace the cotton filter if it is contaminated or damaged (part no. 10077).
3. Check the probe washers and replace if damaged (Part no. 12379).
4. Reattach all parts (reverse of removal procedure).
Note: Do not to overtighten the probe adapter or cotton filter housing.