To Switch From The Ci Ion Source To The Extractor Ei Ion Source - Agilent Technologies G7035A Operation Manual

4
Operating in Chemical Ionization (CI) Mode

To Switch from the CI Ion Source to the Extractor EI Ion Source

Always wear clean gloves while touching the analyzer or any other parts that go inside
CA UT IO N
the analyzer chamber.
Electrostatic discharges to analyzer components are conducted to the side board
CA UT IO N
where they can damage sensitive components. Wear a grounded antistatic wrist strap
and take other antistatic precautions before you open the analyzer chamber.
See
Procedure
1
2
3
4
5
6
7
8
110
"Electrostatic discharge"
From the Tune and Vacuum Control view, vent the MSD. See
on page 76. The software will prompt you for the appropriate actions.
Open the analyzer. See
Remove the CI ion source. See
There is no need to remove the tip seal, as in the standard or inert EI ion
source. The CI interface tip seal will fit in the extractor EI ion source.
Install the EI extractor ion source. See
page 150.
Locate the brown extractor wire from storage and connect it to the
extractor lens and the source board.
Place the CI ion source in the ion source storage box.
Pump down the MSD. See
page 84.
Load your EI tune file.
on page 123.
"To Open the Analyzer Chamber"
"To Remove the CI Ion Source"
"To Install the EI Ion Source"
"To Pump Down the MSD in EI Mode"
5977 Series MSD Operation Manual
"To Vent the MSD"
on page 78.
on page 157.
on
on