Agilent Technologies Agilent 7890 Series Maintenance Manual page 136

Gas chromatograph
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8
Maintaining the MMI
WA R N I N G
136
Condition the column per the manufacturer's
14
recommendation. (See
15
Install the column into the detector. See:
To Install a Capillary Column in the FID
To Install a Capillary Column in the NPD
To Install a Capillary Column in the TCD
To Install a Capillary Column in the uECD
To install a Capillary Column in the FPD Plus
To Install a Capillary Column Adapter in the FPD
After the column is installed at both inlet and detector,
16
establish a flow of carrier gas and purge as recommended
by the column manufacturer.
Restore the analytical method.
17
For FID or FPD, immediately turn off the flame.
For NPD, immediately turn off the bead.
After the GC becomes ready, wait 10 minutes then ignite
18
the detector flame or bead.
Be careful! The oven, inlet, and/or detector may be hot enough to
cause burns. If they are hot, wear heat-resistant gloves to protect
your hands.
Allow the oven, inlet, and detector to equilibrate at
19
operating temperature, then retighten the fittings.
Reset the column EMF counters. See
20
Counter
in the Operation Manual.
To Condition a Capillary
To Reset an EMF
Maintaining Your GC
Column.)

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