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To Install an Inlet Guard Column in the Split/Splitless Inlet
This procedure is for attaching the inlet guard column to the inlet. See
Figure
Materials needed
• Capillary guard column
• Column cutter, ceramic (5181-8836) or diamond (5183-4620)
• Ferrules (Vespel)
• Ferrules (SilTite)
• Gloves, clean
• Inlet column nut (5020-8292)
• Magnifying loupe
• Septum (may be old, used inlet septum)
• Metric ruler
• Wrench, open-end, 1/4-inch and 5/16-inch (8710-0510)
Procedure
1 Load your maintenance method for cooling down the column enclosure. See
Be careful! The guard column heated enclosure or internal accessories may be hot
WA R N I N G
enough to cause burns. If either is hot, wear heat-resistant gloves to protect your
hands or allow the parts to cool before beginning the work.
5975T LTM GC/MSD Operation Manual
3.
•
0.40-mm id, for 0.25-mm id columns (5181-3323)
•
0.5-mm id, for 0.32-mm id columns (5062-3514)
•
0.3-mm id, for < 0.25 mm id column (5188-5361)
•
0.4-mm id, for < 0.32 mm id column (5188-5362)
•
Large (8650-0030)
•
Small (8650-0029)
"Column maintenance method"
Installing LTM Columns
on page 120.
2
33
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