Troubleshooting The Pump Leak Rate Test - Agilent Technologies 1260 Infinity II User Manual

5
Troubleshooting and Diagnostics
Pump Leak Rate Test
Figure 12

Troubleshooting the Pump Leak Rate Test

Secondary Leak > 3 µL/min
• Leak between the OBV and automatic purge valve
84
Dynamic (primary) Leak Test
•
Check for visible leaks on fittings and connectors
•
Connector not fixed / tight enough
•
Connector damaged
•
Leaky filter frit assembly
•
Remove the seal wash tubes from the support ring and check for leak
into the seal wash path
•
Main seal leaking/damaged
•
Piston damaged
1260 Infinity II Flexible Pump User Manual