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Troubleshooting
Problem
Fixture completely inoperative
Motors operate normally,
but no lamp output
Lamp operates normally,
but no effect motion
Weak or uneven output pattern
Jerky pattern motion, or directional motion.
Fixture buzz or excessive noise
Replacement lamp cannot be installed
Fixture is excessively hot
Schematic Diagram
Probable Cause
No line voltage power, or dimmer setting at minimum
AC circuit fuse or circuit breaker blown
Fixture power cord or ballast power cord unplugged
Defective 12 volt ballast or DC power supply
Defective lamp, lamp not properly installed, or
wrong voltage lamp
Incorrect DC polarity when operating the fixture
with a DC power supply
Fixture focus set incorrectly
Incorrect lamp type (wide angle) installed
Defective lamp with poor pattern uniformity
Fixture optics dirty or damaged
Motor speed set too low for reliable motor operation
Fixture effect wheel loose or jammed
Defective effect wheel gearmotor
Some hum and quiet buzzing sound is normal
Worn or defective effect wheel gearmotor
Lamp or lamp socket damaged or defective
Incorrect Lamp type
High ambient temperature at fixture location
Ventilation slots blocked or obstructed
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