Inspection and cleaning:
3. Wash the foam pre-filter in soap
and water. Allow it to dry.
å Soap and water
∫ Foam element
4. Check the filter element. If dam-
aged or dirty, replace it.
Do not wring out the foam pre-fil-
ter, this could cause it to tear.
5. To replace the elements, reverse
the above steps.
The pre-filter has a notch on one
side. It will only fit in the case one
way.