QED SOS Operator's Manual page 33

Skimmer Manual
• If the selective screen is passing water, the skimmer can easily be taken
apart. The recommended way to clean the screen avoids brushing, rubbing
or abrasion.
STEP 1 -
STEP 2 -
STEP 3 -
Caution:
Be careful to blow fluids away from you and others around you and
do not breath the fumes.
STEP 4 -
Caution:
Do not use soap on the selective Screen
On rare occasions, even with using the cleaning procedure, the screen may contain some
difficult to remove debris. Follow these instructions:
STEP 1 -
STEP 2 -
Caution:
Replace the selective screen making sure it rests on the gasket and
that the wide end of the screen faces up.
Replace the float and outer debris screen on the skimmer making
sure the open end of the float's fluid slot faces up.
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Soak the screen and gently shake it in the hydrocarbon product
being recovered.
If the hydrocarbon is viscous and the screen is still not
adequately clean, an additional soaking and shaking in a lighter
hydrocarbon, such as gasoline, is recommended.
Use so rubber gloves to avoid accidental screen abrasion by
finger nails.
Direct a brief low pressure air blast around 15 psi from the inside
of the screen out.
Wash off any biological growth from the skimmer.
Use so gloves or some other gentle nonabrasive material to
very gently rub both the inside and outside of the screen. This
removes the excess debris.
Soak the screen and gently shake it in the hydrocarbon product
being recovered.
QED Environmental Systems