To Replace The Uecd Fused Silica Indented Mixing Liner And Install The Makeup Gas Adapter - Agilent Technologies Agilent 7890 Series Maintenance Manual

To Replace the uECD Fused Silica Indented Mixing Liner and Install the
Makeup Gas Adapter
WA R N I N G
WA R N I N G
C A U T I O N
Maintaining Your GC
Gather the following:
1
• Fused silica indented mixing liner (See
and Parts for the uECD"
• 1/4- inch Swagelok nut
• 1/4- inch Vespel/graphite ferrule
• 9/16- inch wrench
• Methanol
• Lint- free gloves
Load the GC maintenance method
2
become ready.
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.
3 Remove the insulating cup from the detector base.
4 Remove the column from the makeup gas adapter.
To prevent damage avoid flexing/bending the tubing on 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.
Maintaining the uECD
"Consumables
on page 244.)
and wait for the GC to
13
247