12
Maintaining the FPD
242
+
To prevent light from damaging the PMT, cap the end or place
5
it face down.
Place a clean cloth under the filter housing to catch the filter.
6
•
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