E-
36
Maintenance
■
Replacing the lamp cartridge
Important
• Be sure to use the replacement lamp cartridge PJL
327. Other lamp cartridges are not suitable for use
in this unit.
The lamp used as a light source in this unit is a consumable and
will gradually lose its brightness during the course of use. It is
advisable to replace the lamp when running time has exceeded
2000 hours.
You can view the current lamp running time in
3
<INITIAL> on
the menu. The LAMP warning indicator will blink when running
time exceeds 2000 hours. (See page 15.)
There will also be a message displayed on the screen. In this case,
follow the instructions below to replace the lamp cartridge. Be sure
to use the replacement lamp cartridge PJL 327. Other lamp
cartridges are not suitable for use in this unit. Consult the store
where this unit was bought for details on replacement lamp
cartridges.
Important
•
Before starting to replace the lamp cartridge, turn off the
power, disconnect the power cable after the fan has com-
pletely stopped, and wait at least one hour for the lamp to
cool down.
•
Do not remove any other screws than those specified in the
following steps.
1.
Loosen the lamp cover screws.
2.
Remove the lamp cover.
Important
•
Take care not to drop the lamp or cover when replacing a
lamp in a ceiling mounted unit.
Lamp cover
screws
3.
Loosen the screws of the lamp cartridge.
4.
Grip the handle and pull the lamp cartridge to remove
it.
5.
Insert the new lamp cartridge by reversing the above
steps, and tighten the screws to fix it into place.
6.
Replace the lamp cover and secure it with the
screws.
The lamp will not turn on if the cover is not securely fastened.
Take care to attach it firmly in place.
7.
Connect the unit to the power outlet, turn the unit on,
and reset “LAMP RUNNING TIME” on the
3
<INITIAL>
section in the menu. (See page 20.)
107_DPX-1000(E)31-39
03.2.19, 12:11 PM
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