Changing The Aperture Ring; Installing The Optional Dimmer Wheel - Martin Professional MAC 2000 User Manual

Changing the aperture ring

The MAC 2000 Wash comes factory fitted with a 50 mm Z2 in[ aperture ring Zidentified by 5 small holes[, and
3 optional rings:
a 30 mm Z-.2 in[ - identified by 3 small holes
a 40 mm Z-.6 in[ - identified by 4 small holes
a 45 mm Z-.8 in[ - identified by 4 small holes and a half-crescent
Use of the smaller apertures will result in less light output and a narrower beam angle.
To change aperture ring:
- Disconnect the fixture from power and allow it to cool.
2 Lock the head horiVontally with the top cover up.
3 Remove the top cover of the fixture using a flathead screwdriver to unlock the four _uarter-turn screws.
4 The additional aperture rings can be found secured to the chassis with a thumb screw Xust behind the front
lens Zsee the following illustration[. Remove the thumb screw and select the appropriate aperture ring.
5 Remove the currently installed aperture ring, from Xust behind the Voom lens, by pushing and twisting it.
6 Install the replacement aperture ring, lock the others in place behind the front lens using the thumb screw,
and replace the fixture cover.

Installing the optional dimmer wheel

An optional dimmer wheel Zorderable separately and supported from software version -.6[ can be installed
in place of color wheel 2.
To install the dimmer wheel:
- Disconnect the fixture from power and allow it to cool.
2 Lock the head horiVontally with the top cover up.
P
T O
P
TO