15
Maintaining the FPD
298
+
To prevent light from damaging the PMT, cap the end or
5
place it face down.
6
Place a clean cloth under the filter housing to catch the
filter.
•
For phosphorus filter, use the sharpened wooden tip of
a toothpick or cotton swab to dislodge the filter from
the housing.
•
For sulfur filter (shown below), use the wooden tip of
the cotton swab to remove the filter spacer. Then
dislodge the filter from the housing.
Maintaining Your GC