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117

7. Maintenance

3. Remove the four ﬁlters and use a vacuum cleaner to vacuum

all the dust inside and outside.

Get rid of dust in the sponge ﬁlter

NOTE:

• Whenever you vacuum the lter, use the soft brush attachment to

vacuum.Thisistoavoiddamagetothelter.

• Donotwashthelterwithwater.Doingsocanresultinlterclogging.

4. Remove dust from the ﬁlter cover and the two ﬁlter cases

(largeandsmall).

Clean both outside and inside.

5. Attachthefourlterstotwoltercases(largeandsmall).

• Attachthecoarse-texturesponge lter to the outside oflter

case.

The coarse-texture sponge ﬁlter has slits on it. Align these slits

with the protrusions of the ﬁlter case.

• Attach the ne-texturesponge lterto the inside of the lter

case.

Slit

NEC UM280X User Manual

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