Section 2: Installation and Setup
2.3
Projector Components
Air Filter Cover and Air Filter
The air filter filters the intake air before it circulates in the front compartment to cool the main electronics. See
Section 7.11 Replace the Light Engine Air
Manual Douser Override
Closes the douser. Closing the douser rotates a shutter blade in front of the lamp and reduces lamp power to
2kW to conserve lamp life. The override switch is meant for emergency use only.
Exhaust Duct and Vane Switch
Extracts heated air from the lamp compartment. The vane switch inside the rigid port monitors the amount of
airflow. See
Section 2.1 Site Requirements
Adjustable Feet
Adjusts the tilting angle of the projector.
2-2
Figure 2-1 Projector Overview
Filter.
for airflow requirements of the external heat extraction system.
D4K25 User Manual
020-100882-02 Rev. 1 (07-2012)