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Installation, Operation, and Maintenance Manual # 509252 Rev R 77
Lamp Control at
LAMP ON
LAMP OUT
indicator does
not light, or UV
lamp does not
light
Control card Replace control card.
Arcing sound
from irradiator,
a grinding
noise
Damaged Reflector Disconnect all power. Inspect reflector for
pitting near large slots. Replace reflector if
necessary.
Wiring or connector Remove irradiator cover and inspect wiring
for damage.
Magnetron Replace the magnetron; see Chapter 6,
“Maintenance”.
System not
responding in
accordance
with
programming
switch SW1
settings
Incorrect
MASTER/SLAVE
arrangement or
cable hook up
See Chapter 3, “Electrical System”.
Table 18. Troubleshooting/Fault Diagnosis (continued)
Operation
Signal/
Other
Symptoms
Possible Cause Corrective Action