Vacuum Led: Displays For Instrument Faults - Waters GCT Premier Operator's Manual

Vacuum LED: displays for instrument faults

Any combination of LED indications not described in
LED: displays for normal instrument operation:" on page E-2
instrument normal state or fault; contact Waters for advice.
See also: Table titled "Vacuum LED display:" on page 1-10
Waters on page
Vacuum LED: displays for instrument faults:
State
Timeout in
(anlayzer
pumpdown)
Timeout in (source
pumpdown)
Source Pump Trip
Analyzer Pump
Trip
Intermediate State
for Aborted
Pumpdown
Time-out in
(pumped state)
11-14.
Status LED
Flashing yellow
and off.
Flashing red and
green.
Flashing yellow,
green, red, and off.
Flashing yellow,
red, green, and off.
Flashing green
and yellow.
Flashing green
three seconds, red
one second.
Vacuum LED: displays for instrument faults
Table titled "Vacuum
can indicate an
and
Sub State
Waiting for vent command.
Isolation and source backing
valves closing.
Waiting for isolate or vent
command.
Isolation and source backing
valves closing.
Waiting for isolate or vent
command.
Isolation and source backing
valves closing.
Analyzer pump run-down.
Waiting for vent command.
Waiting for delay.
No pump run-down.
Analyzer pump run-down.
Source pump run-down.
Waiting for vent command.
Contacting
E-5