Avlite AV-HLI2 Installation & Service Manual - Page 15
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10.0 Troubleshooting
Problem
Light will not
activate
Intensity does
not match
Notes
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Possible Cause
•
No power at unit
•
Unit is damaged
•
No Analog Input
connection
•
Incorrect Analog
input voltage
Solution
•
Remove light from mount
•
Ensure 24VDC supply source is active
•
Check that 24VDC is present at joint
connector feed the light fixture
•
Check polarity of supply line wires is
correct
•
Measure voltage of Dim line and check
against the table dimming table
•
If measured voltage on Dim line is less
than 0.5V, remove dim line connection
and check light functionality
•
Otherwise replace the light fixture
•
Remove light from mount
•
Measure voltage of Dim line and check
againstthe table dimming table
•
If measured voltage does not match
the expected value disconnect the
light from the Dim line and re-measure
•
If measured voltage on the Dim line
still does not match expected value,
inspect the dim line wiring
•
Otherwise replace the light fixture
AV-HLI2 - Inset Heliport Light
Installation & Service Manual
15