Thermo Scientific DSQ II, Hardware Manual

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Basic Operations
Removing a Column from the GC/MS System
Thermo Scientific DSQ II Hardware Manual 15
Removing a Column from the GC/MS System
To remove a column from the GC/MS system, you will need:
• Gloves, clean, lint- and powder-free
• Wrench, open-ended, 5/16-in.
• Wrench, open-ended, 7/16-in.
• Wrench, open-ended, 6 mm
1. Shut down the DSQ II.
a. Shut down and vent the DSQ II (see “Shutting Down the GC/MS System” on
page 18 ). Lower the oven, injector, and transfer line temperatures to 30 °C and allow
them to cool before continuing.
b. Once the DSQ II is cooled down, power off the TRACE GC Ultra.
2. Remove the column from the transfer line.
a. Unscrew the transfer line nut.
b. Remove the column from the transfer line.
Figure 6. Transfer Line Components
WARNING - BURN HAZARD: The oven, injector, and transfer line are hot. Allow them to
cool to room temperature before touching them.
1 Septum 3 Transfer Line Union
2 Transfer Line Nut 4 Transfer Line
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