Agilent Technologies 5975C TAD VL MSD, Troubleshooting And Maintenance Manual

Page: 168 / 276

168 5975 Series MSD Troubleshooting and Maintenance Manual
5
CI Maintenance
To Clean the Reagent Gas Supply Lines
Materials needed
•
Clean, dry nitrogen
•
Heat gun
•
Tubing cutter (8710-1709)
Procedure
If the reagent gas lines become contaminated, they can be cleaned.
1 Disconnect the reagent gas tubing from the gas supply, the gas purifier, and
the MSD.
2 Cap the gas purifier following the instructions on the label.
3 Connect one end of the tubing to a supply of clean, dry nitrogen and turn
on gas flow.
4 Use the heat gun to warm the tubing, starting at the supply end and
working your way to the free end.
5 Repeat for any other pieces of tubing that need to be cleaned.
6 Reconnect the tubing to the gas supply, gas purifier, and MSD. Follow the
instructions on the gas purifier label.
WA R N I N G
Do not heat the gas tubing when reagent gas is flowing.
C A U T I O N
Do not put liquids into the tubing. Do not heat the tubing when it is connected to the
MSD.