To Check For External Leaks - Agilent Technologies 7890 Series Troubleshooting Manual

To Check for External Leaks

Agilent 7890 Series Troubleshooting
Check for leaks at these connections:
• Gas supply bulkhead fittings
• Gas cylinder fitting
• Regulator fittings
• Traps
• Shut-off valves
• T-fittings
Perform a pressure drop test.
1
Turn off the GC.
2
Set the regulator pressure to 415 kPa (60 psi).
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Checking for Leaks
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