Agilent Technologies Agilent 7890 Series Maintenance Manual page 96

6
Maintaining the Purged Packed Inlet
WA R N I N G
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• For NPD, immediately set the bead voltage to 0.0.
After the GC becomes ready, wait 10 minutes then ignite
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the detector flame or adjust offset on the NPD bead.
Be careful! The oven, inlet, and/or detector may be hot enough to
cause burns. If the oven, inlet, or detector is hot, wear
heat-resistant gloves to protect your hands.
Allow the oven, inlet, and detector to equilibrate at
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operating temperature, then retighten the fittings.
Maintaining Your GC