High End Systems DL1 user manual Replacing Parts, Replacing Filters

Figure 5-1 Replacing the Projector Filter

Safety cable

Pan lock

Tilt lock

Caution: Minimize the exposure of DL-1 fixtures to both glycol fog and mineral oil. Do not situate DL-1 in areas of high fog density such as directly in front of a fog machine or mineral oil hazer.

Replacing Parts

Warnings: Disconnect power before servicing.

Replace fuses with the specified type and rating only.

Equipment surfaces may reach temperatures up to 130° C (266° F). Allow the fixture to cool before handling.

Replacing Filters

The fixture filters should be checked whenever the display flashes Service Filter.

To access the fixture filter:

1.Lock the fixture head in place using the 90° pan lock and the 0° tilt lock settings as shown in Figure 2-9 on page 2-12.

2.Unlatch and remove the rear bezel assembly.

3.Loosen the two quarter- turn screws on the top cover and remove the top cover.

4.Slide the top cover back to free it from the front bezel.

Inspect the filters:

5.Lift the prefilter away from the filter bracket

Top cover

Philips pan screws

Quarter-turn screws

Fixture Prefilter Filter bracket Fixture Hepa Filter

Rear bezel

Latch

6.Remove the two philips pan screws securing the filter bracket and lift the

filter unit off the fixture. Inspect both filters.

7.A dirty prefitler can cause an early Service Filter warning. If only the prefilter looks dirty, clean it with water. Thoroughly dry the prefilter before proceeding.

5-2 General Maintenance and Troubleshooting DL.1 User Manual