Operating in Electron Impact (EI) Mode 3
5975 Series MSD Operation Manual for MassHunter 71
To Set the GC/MSD Interface Temperature from MassHunter
Procedure
1 From Instrument Control view select Instrument>GC Edit Parameters.
2 Click the Aux Heater icon to edit the interface temperature.
3 Select On to turn on the heater and type the setpoint in the Value °C
column.
The typical setpoint is 280 °C. The limits are 0 °C and 350 °C. A setpoint
below ambient temperature turns off the interface heater.
4 Click Apply to download setpoints or click OK to download setpoints and
close the window.
5 To make the new settings part of the method, select Save from the Method
menu.
CAUTION
Ensure that the carrier gas is turned on and the column has been purged of air before
heating the GC/MS interface or the GC oven.
When setting the GC/MS interface temperature, never exceed the maximum for your
column.