8
Troubleshooting Tasks
Measuring NPD column flow
WA RNING
176
1
Gather the following:
•
NPD flowmeter adapter tool (G1534-60640)
•
Flow-measuring insert (19301-60660)
•
Electronic flowmeter calibrated for the gas and flow rates
of concern
2
Set the bead voltage to 0.0 V.
3
Cool the NPD to 100 °C.
Be careful! The detector may be hot enough to cause burns. If the
detector is hot, wear heat-resistant gloves to protect your hands.
4
Remove the bead
and store it carefully until reinstallation.
5
Insert the NPD flowmeter adapter tool into the NPD
collector.
Agilent 7890 Series Troubleshooting