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Physical installation
13
Physical installation
Warning! The MAC III AirFX has a powerful pan motor. The torque reaction when the head is panned
suddenly can cause the base to move if the fixture is standing unsecured on a surface. Do not apply
power to the MAC III AirFX unless the base is securely fastened to a surface or to rigging hardware.
Warning! Use 2 clamps to rig the fixture. Do not hang the fixture from only one clamp. Lock each
clamp with both 1/4-turn fasteners. Fasteners are locked only when turned fully clockwise.
Warning! When suspending the fixture above ground level, secure it against failure of primary
attachments by attaching a safety wire that is approved as a safety attachment for the weight of the
fixture to the attachment point in the base. Do not use the carrying handles for secondary
attachment.
Warning! When clamping the fixture to a truss or other structure at any other angle than with the
yoke hanging vertically downwards, use two clamps of half-coupler type. Do not use any type of
clamp that does not completely encircle the structure when fastened.
Warning! Position or shade the head so that the lens does not face the sun at any time, even for a
few seconds, during daylight hours. The MAC III AirFX’s lens can focus the sun's rays inside the
fixture, creating a potential fire hazard and causing internal damage.
Important! Do not point the output from other lighting fixtures at the MAC III AirFX from a distance of
less than 3 m (10 ft.), as intense illumination can damage the display.
The MAC III AirFX can be fastened to a
surface such as a stage or clamped to
a truss in any orientation. Clamps must
be half-coupler type (see Figure 5)
unless the fixture is installed with the
yoke hanging vertically downwards.
The mounting points allow the clamp
brackets to be fastened parallel,
perpendicular or at 45° to the front, as
shown Figure 4.
Pan and tilt range can be limited via
the control panel to allow fixtures to be
installed close to each other or to
obstacles with no risk of collision (see
PAN/TILT SETTINGS
on page 17).
C l a m p i n g t h e f i x t u r e o n a t r u s s
1. Check that the rigging clamps are
undamaged and can bear at least
10 times the weight of the fixture.
Check that the structure can bear
at least 10 times the weight of all
installed fixtures, clamps, cables,
auxiliary equipment, etc.
Figure 4: Clamp bracket positions
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