Maintaining the uECD 13
Maintaining Your GC 247
To Replace the uECD Fused Silica Indented Mixing Liner and Install the
Makeup Gas Adapter
1 Gather the following:
• Fused silica indented mixing liner (See “Consumables
and Parts for the uECD” on page 244.)
• 1/4- inch Swagelok nut
• 1/4- inch Vespel/graphite ferrule
• 9/16- inch wrench
• Methanol
• Lint- free gloves
2 Load the GC maintenance method and wait for the GC to
become ready.
3 Remove the insulating cup from the detector base.
4 Remove the column from the makeup gas adapter.
5 Remove the makeup gas adapter.
a Loosen the adapter nut with a wrench and slide out
the makeup gas adapter from the uECD. Remove the
ferrule.
Be careful! The oven and/or detector may be hot enough to cause
burns. If the detector is hot, wear gloves to protect your hands.
Wear safety glasses to protect your eyes from flying particles
while handling, cutting, or installing glass or fused silica capillary
columns. Use care in handling these columns to prevent puncture
wounds.
To prevent damage avoid flexing/bending the tubing on the makeup
gas adapter.
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