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C
HAPTER
3. M
AINTENANCE
P
ROCEDURES
3-29
02.9631.0010
CONFIDENTIAL
15 Jan 98
3.2
Luminaire Fault Isolation
3.2.1
Luminaire Fault Isolation Chart
Assuming that all other system components are working properly and that
proper system power has been supplied to the luminaire:
Symptom
Probable Cause
Corrective Action
Luminaire powers up, but will not
calibrate
Bad input connection
Incorrect form & function setting
Bad CIB
Bad LCB
Bad LVS
Bad transformer assembly
Bad pan/tilt mechanism (encoder)
Luminaire calibrates, but will not
come on line
Bad input connection
Loose CIB connection
Bad CIB
Bad LCB
Luminaire powers up, but
recalibrates repeatedly
Bad LVS
Luminaire has no power
Bad input connector
Blown voltage selector fuse
Bad lamp cable
Lamp will not strike
Bad lamp
Blown 15 Amp fuse on LVS
Bad APS
Bad ignitor board
Bad lamp wires
Intensity iris not working properly
Loose yoke cable connection at
mother board
Loose yoke cable & iris motor wire
connections at YTB
Bad CIB
Loose/broken belt
Bad sensor
Dirty or damaged iris leaves
Bad Yoke cable