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Ignitor Bulb
150 F300S/F300SQ Ultraviolet Lamp System
Ignitor Bulb Removal/Replacement
1. Replace the ignitor bulb only if the lamp does not start consistently and all other
indications are normal.
Table 37. Routine Operations Associated with Ignitor Bulb
(Refer to Table 12 on page 59 for other operational information.)
Time
Power
Switch
Lamp Control
Lamp Control
Flasher
Operation
0 sec
2-4 sec
8 sec
On
Lamp on Green flash
Steady green
Start HV transformers
Ignitor bulb lights
UV bulb ignites; ignitor
bulb turns off
UV bulb at full power
0 sec
10 sec
12-18 sec
18-20 sec
From lamp off
to lamp on
Slow flash yellow
Fast flash green
Steady green
Ignitor bulb lights
UV bulb ignites; ignitor
bulb turns off
UV bulb at full power
Table 38. Troubleshooting and Fault Diagnosis
(Refer to Table 18 on page 69 for other operational information.)
Operation Signal/Other Symptoms
Possible
Cause
Corrective Action
Switch from
Standby to On
LAMP OUT indicator lights,
or UV output is weak, or
UV bulb does not light
Ignitor bulb
position
The lead from the base of the
ignitor bulb should be inserted
up to its outer sleeve into the
waveguide launcher
Ignitor bulb Replace ignitor bulb
RF INTLK indicator lights Ignitor bulb
faulty
Replace ignitor bulb