Waters GCT Premier Operator's Manual page 347

Vacuum LED: displays for normal instrument operation: (Continued)
State
Pumped
Status LED
Steady green.
Vacuum LED: displays for normal instrument operation
Sub-state
CI purge: Analyzer and source
backing valves closing
CI purge: Backing line
stabilizing
CI purge: CI gas in and
pump-out valves opening
CI Purge: CI gas in valve
closing
CI Purge: CI pump-out valve
closing
CI Purge: Analyzer and source
backing valves opening
CI Pump: Analyzer and source
backing valves closing
CI Pump: Backing line
stabilizing
CI Pump: CI pump-out valve
opening
CI Pump: CI pump-out valve
closing
CI Pump: Analyzer and source
backing valves opening
Probe Lock Pump: Analyzer
and source backing valves
closing
Probe Lock Pump: Backing
line stabilizing
Probe Lock Pump: Probe lock
pump-out valve opening
Probe Lock Pump: Probe lock
pump-out valve closing and
backing pressure stabilizing
E-3