To Start Up The Gc - Agilent Technologies 7820A Operating Manual

To Start Up the GC

Operating Guide
Successful operation begins with a properly installed and
maintained GC. The utility requirements for gases, power
supply, venting of hazardous chemicals, and required
operational clearances around the GC are detailed in the
Site Preparation Checklist
Check gas source pressures. For required pressures, see
1
the Site Preparation
2 Turn on the carrier and detector gases at their sources
and open the local shutoff valves.
Turn on the GC power. Wait for Power on successful to be
3
displayed.
4 If removed, install the column.
5 Check that the column fittings are leak free.
6 Load the analytical method.
Wait for the detector(s) to stabilize before acquiring data.
7
The time required for the detector to reach a stable
condition depends on whether the detector was turned off
or its temperature was reduced while the detector
remained powered.
Detector type Stabilization time starting
from a reduced temperature
(hours)
FID 2
TCD 2
uECD 4
FPD 2
NPD 4
Operating Basics
and Site Preparation
Guide.
Stabilization time starting
from detector off
(hours)
4
4
18 to 24
12
18 to 24
2
Guide.
25