Performing The Leak Test-Epc Inlets - Agilent Technologies 6890 Series Service Manual

230 Cool On-Column Inlet
Leak testing EPC and manual inlets
Performing the leak test—EPC inlets
Note Be sure that the preparation steps on pages 10 and 11 are complete before
proceeding with this test.
1. Set the inlet pressure to 25 psi on the keypad.
Press [
Front Inlet
2. Wait approximately 15 seconds for equilibration.
If pressure cannot be achieved, either a very large leak is present in
the system, or the supply pressure is not high enough.
3. Turn the inlet pressure "Off."
Press [
Front Inlet
field, and press [
4. Note the "Actual" reading on the display and monitor the pressure for
10 minutes.
12 of 20
] or [
Back Inlet]
] or [
Back Inlet
]
OFF
Inlets
Agilent 6890 Gas Chromatograph Service Manual
. Move to the "Pressure" field and enter "25".
], scroll to the "Pressure"
Jun 2001