GMI First Responder, User Handbook Manual

Page: 55 / 104

5-7
OPERATOR MAINTENANCE
1) Unscrew the probe handle assembly.
Hydrophobic Filter
Cotton Particulate Filter
Probe Handle Assembly
Fig. 5-7 Filter Assembly
2) Remove the cotton particulate filter and discard.
3) Remove the hydrophobic filter.
4) Clean the probe handle to make sure that it is free
from dirt and water.
5) Fit a new cotton particulate filter.
6) Fit the hydrophobic filter. The yellow label on the
filter fits against the yellow label on the probe
handle.
7) Reassemble the probe handle assembly.