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To Clean the Septum Seat in the Insert Assembly of the Split/Splitless Inlet
WA RNING
Maintaining Your GC
1
Gather the following:
•
Replacement septum (See
Split/Splitless Inlet"
•
Wrench, hex for changing septum
•
0- or 00-grade steel wool (optional)
•
Tweezers
•
Compressed, filtered, dry air or nitrogen
•
Wrench, capillary inlet (optional)
2
Manually set the inlet temperature to < 40 °C, and wait for
the inlet to cool before continuing. Alternately, place the GC
in maintenance mode (Maintenance > Instrument > Perform
Maintenance > Maintenance Mode > Start Maintenance).
Be careful! The oven and/or inlet may be hot enough to cause
burns. If either is hot, wear heat-resistant gloves to protect your
hands.
3
Slide the locking tab forward (counterclockwise). Lift the
septum assembly straight up and away from the inlet to avoid
chipping or breaking the liner.
4
Remove the septum retainer nut or Merlin cap.
5
Use tweezers to remove the septum or Merlin Microseal from
the retainer nut. (See
Split/Splitless Inlet"
Maintaining the Split/Splitless Inlet
"Consumables and Parts for the
on page 92.)
"To Change the Septum on the
on page 95.)
3
97
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