3-2 3-3 B 3-4 C A D Dirt cup How to empty When to empty It is recommended that the dirt cup be emptied before the dirt reaches the fill line (A), or after every use if preferred. CAUTION: Very fine materials, such as face powder or cornstarch, may seal the filter and cause loss of suction. When using the cleaner for this type of dust, empty the cup and clean the filters often. 3-5 Disconnect cleaner from electrical outlet. Do not use the cleaner without dirt cup or filters in place.