2
Installing 7890 GC Columns
To Install the Interface Tip Seal
Materials needed
• Interface tip seal (G3870-20542)
Electrostatic discharges to analyzer components are conducted to the side board
C A U T I O N
where they can damage sensitive components. Wear a grounded antistatic wrist strap
and take other antistatic precautions before you open the analyzer chamber.
Procedure
1 Verify that the CI source, EI XTR source, or HES is installed. This tip seal
2 Place the tip seal spring over the end of the interface.
3 Remove the interface tip seal from the ion source storage box, and place it
Interface
tip seal
Figure 8
50
The interface tip seal must be in place for the CI source, the EI XTR source,
and HES.
and its spring must not be installed when an EI SS or Inert source is
installed.
over the end of the interface.
Interface tip seal
5977B Series MSD Operating Manual