68 Maintaining Your GC
5 Maintaining the Purged Packed Inlet
To Change the Septum on the Purged Packed Inlet
1 Gather the following:
• Replacement septum (See “Consumables and Parts for the
Purged Packed Inlet” on page 60.)
• Septum nut wrench
• 0- or 00-grade steel wool (optional)
• Tweezers
2 Load the inlet maintenance method and wait for the GC to
become ready.
3 Remove the septum retainer nut or Merlin cap.
4 Use tweezers to remove the septum or Merlin Microseal from
the retainer nut. Do not gouge or scratch the interior of the
septum head.
5 Firmly press the new septum or Merlin Microseal into the
fitting. The metal parts side of the Merlin Microseal should
face down (toward the oven).
WARNING
Be careful! The oven and/or inlet may be hot enough to cause
burns. If the inlet is hot, wear heat-resistant gloves to protect your
hands.
Septum retainer nut
Septum
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