To Vent The Ms - Agilent Technologies 7200 Operation Manual

To Vent the MS

WARNI NG
C AUTIO N
WARNI NG
C AUTIO N
Operation Manual
Procedure
1 Click the MS Tune icon from the Instrument Control panel.
2 Select the Vacuum Control tab. See
3 Set the GC/MS interface heater and the GC oven
temperatures to ambient (room temperature).
4 When the GC temperatures have reached 30 °C, turn off the
flow of carrier gas.
5 Click the Vent button.
The use of hydrogen gas is specifically prohibited with this product.
Be sure the GC oven and the GC/MS interface are cool before turning
off carrier gas flow.
6 Turn off the MS by pressing the power switch. (See
7 Unplug the MS power cord.
Allow the analyzer to cool to near room temperature before touching
it.
When the MS is vented, do not put the Workstation into Instrument
Control view. Doing so will turn on the interface heater, which can
damage the column.
Operating in Electron Impact (EI) Mode
Figure 21.
3

To Vent the MS

Figure 1.)
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