Dukane 6752WU User Manual page 190

6. Attach 4 new filters to both sides of the filter unit.
The installation locations of the filters are differentiated by
whether there are any slits (notches). Install the filter under the
flange around the filter unit as follows.
(1)Attach the 2 filters with transparent frames fitted to the grips
to the side of the filter unit where the knob is located.
• Turn over the side of the filter with the transparent box
and then install it.
(2)Attach the 2 filters with the black lines to the side of the filter
unit where there is no knob.
• Turn over the side of the filter with the black line, and
then insert the slits into the protrusions on the filter unit
to install it.
7. Mount the filter unit back onto the projector cabinet.
Insert the filter unit onto the projector with the sides on which
the left and right hooks are located on the outside.
8. Close the filter cover.
After closing, push the filter cover near the buttons until a "click"
sound is heard. The filter cover will be secured in position.
9. Clear the filter usage hours.
Plug the power cord into the wall outlet, and then turn on the
projector.
From the menu, select [RESET] → [CLEAR FILTER HOURS].
(→ page 132)
The interval time to clean the filters is set to [OFF] at time of
shipment. When using the projector as it is, you do not clear
the filter usage
Hook
Button
176
7. Maintenance
Flange
Slit
Knob