Dust Free 400 Series Manual de instalación y mantenimiento - Página 4

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MAINTENANCE

CLEANING THE PRE-FILTER

The pre-filter should be cleaned every 30 to 60 days, depending on the environment.

1. Remove the pre-filter from the unit by grasping the filter and pulling it away from the unit.

2. Clean away lint buildup by shaking or vacuuming the filter.

3. Wash the filter with a mild detergent or cleaner(409, Fantastic,etc.) then rinse with clear water.

4. Allow pre-filter to dry thoroughly before placing it back into the unit.

CHANGING THE HEPA-TYPE FILTER

The HEPA-type filter cannot be cleaned, it must be replaced. Service life of the HEPA-type filter

is dependent on the environment but the filter should last about two years in the average home.

Change the filter if there is obvious discoloration on the discharge side of the filter or there is little

difference in air flow between the units Hi and Lo settings.

HEPA-type Filter Replacement.

1. Unplug the unit.

2. Grasp the pre-filter and remove it from the unit(Series 400 only).

3. Raise the lid(Series 500 only).

4. Remove the fastening bracket(Series 500 only).Slide out the HEPA-type filter and replace it

with the new filter.

5. Replace the pre-filter(Series 400 only).

CHANGING THE CHARCOAL FILTER

The charcoal filter should be replaced every 4 to 9 months depending on the environment. The

charcoal filter must be replaced, it cannot be cleaned. To replace the charcoal filter follow the

steps for HEPA-type Filter Replacement but change the charcoal filter instead of the HEPA-type

filter.

CLEANING THE CABINET

The wood vinyl finish of the Series 400 and 500 is very durable and only needs occasional care.

Cleaning with common furniture cleaners and polishes should maintain the finish for many years

to come.