Cleaning And Replacing The Air Fi Lter - Hitachi CP-X4020 User Manual

Cleaning and replacing the air fi lter
The air fi lter has two kinds of fi lters inside. 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. If the fi lters are damaged or heavily soiled, replace them with the new ones. To
prepare the new fi lters, make contact with your dealer and tell the following type number.
Type number : MU06641 (Filter unit)
When you replace the lamp, please replace the air fi lter. An air fi lter of specifi ed type will
come together with a replacement lamp for this projector.
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.
10.
Put the fi lter cover back into the place.
11.
Turn the projector on and reset the fi lter time using
the FILTER TIME item in the EASY MENU.
(1) Press the MENU button to display a menu.
(2) Point at the FILTER TIME using the ▲/▼ cursor buttons, then press the ► cursor (or
the ENTER / the RESET) button. A dialog will appear.
(3) Press the ► cursor button to select the "OK" on the dialog. It performs resetting the fi lter time.
WARNING ►Before taking care of the air fi lter, make sure the power cable
is not plugged in, then allow the projector to cool suffi ciently.
►Use only the air fi lter of the specifi ed type. Do not use the projector without the
air fi lter or the fi lter cover. It could result in a fi re or malfunction to the projector.
►Clean the air fi lter periodically. If the air fi lter becomes clogged by dust or the like,
internal temperatures rise and could cause a fi re, a burn or malfunction to the projector.
NOTE • Please reset the fi lter time only when you have cleaned or replaced
the air fi lter, for a suitable indication about the air fi lter.
• The projector may display the message such as the "CHECK THE AIR FLOW"
or turn off the projector, to prevent the internal heat level rising.
Downloaded From projector-manual.com Hitachi Manuals
Maintenance
2. 3.
Filter cover
Filter cover knobs
4.
Filter unit knobs
5. 6.
Interlock parts
7.
Filter unit
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