5
Operating in EI Mode
To Vent the MSD
5977B Series MSD Operating Manual
137
2
In the
Instrument Control view, Instrument menu,
select
MS
Vacuum Control
to display the
Vacuum Control
dialog. (See
3
Remove the analyzer window cover. (See
4
Click
Fast Vent
if your system supports DCOMM communication between
the GC and MSD, or click
Vent
if it does not. If your system supports DCOMM,
MassHunter will load the Fast Vent method to turn off the GC oven and
interface heaters, the source and quad heaters, and the turbo pump.
If your system does not support DCOMM, or if DCOMM has been disabled,
when prompted set the GC/MSD interface heater and the GC oven
temperatures to ambient (room temperature).
5
Turn off the MSD by pressing the power switch. (See
6
Unplug the MSD power cord.
Figure 45 Vacuum control dialog
WARNING
When the MSD is vented, do not put the Agilent MassHunter GC/MS Acquisition
software into Instrument Control view. Doing so will turn on the interface heater.
Summary of Contents for 5977B CI MSD
Page 1: ...Agilent 5977B Series MSD Operating Manual ...
Page 12: ...12 5977B Series MSD Operating Manual ...
Page 34: ...1 Introduction To Replace the Primary Fuses 34 5977B Series MSD Operating Manual ...
Page 142: ...5 Operating in EI Mode To Pumpdown the MSD 142 5977B Series MSD Operating Manual ...
Page 252: ...8 CI Maintenance To Install the CI Source 252 5977B Series MSD Operating Manual ...
Page 253: ......