Agilent Technologies Agilent 7890 Series User Manual

127
Agilent 7890 Series Gas Chromatograph
Maintaining Your GC
Agilent Technologies
8
Maintaining the MMI
Consumables and Parts for the MMI 128
Exploded Parts View of the MMI 131
To Install the Column Nut Adapter 132
To Install a Capillary Column with the MMI 133
To Change the Septum on the MMI 137
To Clean the Septum Seat in the Insert Assembly of the MMI 139
To Change the Liner and O-Ring on the MMI 141
To Replace the Filter in the Split Vent Line for the MMI 144
To Clean the Multimode Inlet 147
To Bakeout Contaminants from the MMI 149

Agilent Technologies Agilent 7890 Series Specifications

General

Model	7890 Series
Temperature Range	Ambient +4 °C to 450 °C
Temperature Accuracy	±0.1 °C
Maximum Oven Ramp Rate	120 °C/min
Electronic Pneumatic Control (EPC)	Yes
Pressure Accuracy	±0.001 psi
Type	Gas Chromatograph
Detectors	FID, TCD, ECD, NPD, FPD
Inlet Types	PTV, On-column
Carrier Gas	Helium, Hydrogen, Nitrogen
Data System	Agilent OpenLAB CDS
Communication Interface	LAN, RS-232