Martin MAC 550 Profile User Manual page 7

To align the lamp
Important! Align the lamp carefully. Too much hot-spot will
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4 With the nipple on the replacement lamp facing back as
shown in Figure 3, insert the left pin into the socket. Push
down on the right-hand spring and snap the pin into place.
5 Lift the lamp assembly so that lamp is level with the center
of the reflector. Push the assembly straight in until it seats,
making sure the lamp passes through the reflector opening.
6 Push and turn the 4 fasteners a quarter turn or so
clockwise to close the lamp access panel.
7 After installing a new lamp, reset the lamp hour and lamp
strike counters. See "Time" on page 12.
damage optical components.
1 Switch on the MAC 550 Profile and allow it to reset. Using
either a controller or the control module, turn on the lamp
and project an open white beam on a flat surface.
2 Center the hot spot vertically using the top Allen-head
adjustment screw in the center of the rear plate. (See
Figure 4.) If there is significant hot spot, turn the bottom
adjustment screw counterclockwise until the light is evenly
distributed. If the light is brighter around the edge than it is
in the center, or if light output is low, turn the bottom
adjustment screw clockwise until the light is bright and
evenly distributed.
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Figure 3: Lamp insertion
Figure 4: Lamp adjustment screws
Lamp 7