Agilent Technologies Agilent 7890 Series Maintenance Manual page 26

3
Maintaining the GC
26
While continuing to measure the flow rate from the tube,
9
adjust the pressure regulator on the calibration gas cylinder
until the flow rate is approximately 30 mL/min. Remove the
flowmeter and close the oven door.
10 Allow the calibration cycle to complete (approximately
5 minutes total).
Check for leaks.
11
Maintaining Your GC