E-4 Status Display Vacuum LED
Pumped Steady green. Probe Lock Pump: Analyzer
and source backing valves
opening
Probe Lock Pump: Probe lock
pumped LED illuminated
Pumped
Venting to isolated Flashing green
and yellow.
Isolation valve closing
Source backing valve closing
Analyzer backing valve
closing
Source pump run-down
Venting to vented Flashing red and
off.
Isolation valve closing
Analyzer backing valve
closing
Source backing valve closing
No pump run-down
Analyzer pump run-down
Source pump run-down
Vacuum LED: displays for normal instrument operation: (Continued)
State Status LED Sub-state
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