Installing And Removing The Gas Cylinders; Reducing Gas Flow Module Pressure - Agilent Technologies Mobile Micro GC 990 User Manual

2 Installation and Use

Installing and Removing the Gas Cylinders

Installing and Removing the Gas Cylinders

1 Align the gas cylinder with the gas assembly socket.
2 Insert the cylinder by pressing down firmly on the gas valve knob. The latch should click as it
engages automatically.
3 To remove the gas cylinder, press down on the latch. The cylinder will eject from the socket.
If pressure is too high, for example above 50bar, it will not be easy to release the gas cylinder
NOTE
from Mobile Micro GC. Follow the steps below to reduce gas flow module pressure

Reducing gas flow module pressure

1 Close the gas cylinder valve.
2 Remove the external gas supply connector plug.
3 Using the LCD touch screen, switch between internal and external gas source several times to
reduce pressure inside flow module. Every switch will reduce pressure approximately
4 to 5bar.
24 Agilent 990 Mobile Micro GC User Manual