Potential Leak Points - Agilent Technologies 6890 Series Service Manual

210 Split/Splitless Inlet
Leak testing the EPC module only

Potential leak points

Check the following areas when checking an inlet system for leaks.
In the oven
Make sure the bottom of the inlet is correctly capped.
On the inlet
• Septum
• O-ring in top of inlet
• Lower inlet seal at bottom of inlet
At EPC module
• Three O-rings behind block where the inlet's pneumatic lines enter
module
• Two O-rings for each valve
• Septum purge cap
30 of 30
Inlets
Agilent 6890 Gas Chromatograph Service Manual
Jun 2001