Agilent Technologies 5975 Series Operating Manual page 43

2 Installing 7890/7820/6890/6850 GC Columns
10 Adjust the column so it extends this specified distance from the end of the
11 Hand-tighten the nut. Ensure the position of the column does not change as
12 Check the GC oven to be sure that the column does not touch the oven walls.
13 Tighten the nut 1/4 to 1/2 turn.
14 Check the nut's tightness after one or two heat cycles; tighten additionally as
Use care when placing the isolation tip on the end of the GC/MS interface to
C AU T I O N
avoid damaging the column.
15 Install the tip seal and spring on the GC/MS interface.
16 Gently check the alignment of the ion source and the interface tip seal.
Forcing the analyzer door closed if these parts are misaligned will damage the tip
C AU T I O N
seal or the interface or the ion source, or will keep the sideplate from sealing.
17 You can align the ion source and interface tip seal by wiggling the side plate
18 Close the analyzer chamber door. (See
5975/5977 Series MSD Operating Manual
transfer line. 

For an XTR, SS, or Inert Source Installation (See
column extends about 1 mm.

For an EI HES Installation (See
to 5 mm. 

Use the flashlight and magnifying loupe if necessary to see the end of the
column inside the analyzer chamber. Do not use your finger to feel for the
column end.
you tighten the nut. Do not over tighten the nut.
appropriate.
Interface Tip Seal" on page 44.) Do not use a tip seal or spring with an EI SS
or Inert source. The interface socket on these sources does not allow the tip
seal installation to fit. (See
When the ion source is aligned correctly, the analyzer chamber can be
closed all the way with no resistance except the spring tension from the
interface tip seal.
on its hinge. If the door still will not close, contact your Agilent Technologies
service representative.
page 162.)
Figure 5
Figure 6 on page 38.), the column extends 4
Figure 44 on page 142.)
"To Close the Analyzer Chamber"
on page 38.), the
(See"To Install the
on
43