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BASIC OPERATION ............................................................................................................... 39
Setting Carrier and Detector Gas Flow Rates ..................................................................... 39
Condition the GC System .................................................................................................... 41
Build a Method to Analyze a Test Sample ........................................................................... 41
Method to Analyze a Varian Test Sample on a Varian Test Column................................... 42
Prepare the Test Sample..................................................................................................... 43
Solvents for GC ................................................................................................................... 43
Sample Volume and Injection Rate ..................................................................................... 44
Inject the Test Sample ......................................................................................................... 45
MAINTENANCE ...................................................................................................................... 47
Overview .............................................................................................................................. 47
General GC Maintenance .................................................................................................... 48
Check and Renew Gas Supplies ..................................................................................... 48
Leak Check ...................................................................................................................... 48
Gas Purifier Replacement................................................................................................ 50
Injector Maintenance........................................................................................................ 52
1079 Injector ........................................................................................................................ 53
Remove the Glass Insert ................................................................................................. 55
Replace the Glass Insert.................................................................................................. 56
Clean the Glass Insert...................................................................................................... 57
Deactivate the Glass Insert .............................................................................................. 58
1041 Injector ........................................................................................................................ 60
Hardware Replacement and Cleaning Procedures.......................................................... 60
Septum Replacement ...................................................................................................... 60
Needle/Syringe Cleaning.................................................................................................. 61
Leak Checking ................................................................................................................. 62
1061 Injector ........................................................................................................................ 64
Replacing the 1061 Glass Insert ...................................................................................... 64
Remove the Glass Insert ................................................................................................. 65
Replace the Glass Insert.................................................................................................. 65
Clean the Glass Insert...................................................................................................... 66
Flame Ionization Detector .................................................................................................... 68
Clean the Flame Tip and Internal Parts ........................................................................... 68
Replace the Ferrule.......................................................................................................... 69
Thermionic Specific Detector............................................................................................... 70
Cleaning/Maintenance ..................................................................................................... 70
Bead Cleaning.................................................................................................................. 70
Flame Tip and Internal Parts Cleaning ............................................................................ 70
Ferrule Replacement ....................................................................................................... 70
Electron Capture Detector ................................................................................................... 72
Thermal Cleaning With Carrier Gas................................................................................. 72
Thermal Conductivity Detector ............................................................................................ 73
Pulsed Flame Photometric Detector .................................................................................... 73
Micro Thermal Conductivity Detector................................................................................... 73
