Cleaning And Replacing The Air Filter - Hitachi CP-X4021N User Manual

Cleaning and replacing the air fi lter
Please check and clean the air fi lter periodically. When the indicators or a
message prompts you to clean the air fi lter, comply with it as soon as possible.
The air fi lter of this projector consists of a fi lter cover and a fi lter unit with two
types of fi lter. If one or both of the fi lters are damaged or heavily soiled, replace
the fi lter unit with a new one.
Request for a fi lter unit with the following type number from your dealer when
purchasing a new unit.
Type number : MU06641 (Filter unit)
The specifi ed fi lter unit also comes with a
replacement lamp for this projector. Please replace
the fi lter unit as well when you replace the lamp.
1.
Turn the projector off, and unplug the power
cord. Allow the projector to suffi ciently cool
down.
2.
Use a vacuum cleaner on and around the
fi lter cover.
3.
Pick and pull up the fi lter cover knobs to
take it off.
4.
Press up slightly the bottom side knobs to
unlock the bottom side of the fi lter unit. Pull
the center knob to take the fi lter unit off.
5.
Use a vacuum cleaner for the fi lter vent of
the projector and the outer side of the fi lter
unit.
6.
The fi lter unit consists of two parts. Press
down around the interlocking parts to
unlock, then separate the two parts.
7.
Use a vacuum cleaner for the inner side of
each part of the fi lter unit to clean them up.
If the fi lters are damaged or heavily soiled,
replace them with the new ones.
8.
Combine the two parts to reassemble the
fi lter unit.
9.
Put the fi lter unit back into the projector.
(continued on next page)
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d11_01CP-X4021N_CON_ENG.indd 14
Filter cover
Filter cover
knobs
Filter unit
Filter unit
knobs
Interlocking
parts
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