Agilent Technologies 1260 Infinity II User Manual page 85

• Outlet valve not properly assembled
Dynamic Leak > 30 µL/min or Dynamic Leak Rate Test fails
• Air in the primary pump chamber
• Abort due to over pressure
• Leak in Inlet Valve
• Outlet valve not properly assembled
• Leaky piston seals and/or position dependent leaks on the piston
1260 Infinity II Flexible Pump User Manual
• Remove waste lines from the automatic purge valve
• Damage to rotor seal and/or stator head
•
Re-tighten the outlet valve
•
Check the position of the gold seal
•
Check for air in the solvent inlet lines and the Tuning signal
•
Purge the lines, Prime and Condition the pump head
•
Check solvent and solvent settings
•
Purge and condition the pump head with water
•
Check for moving air bubbles in tubing directly to the Inlet Valve
•
Purge the lines with water to remove dirt
•
Knock at the valve, clean or replace it
•
Re-tighten the outlet valve
•
Check the position of the gold seal
•
Remove the SW tubes from the support ring and check for leaks
•
Replace the piston seals and clean the pistons
•
Ensure that seals are lubricated when pushed in
•
Use abrasive mesh >5000 grit
Troubleshooting and Diagnostics
Pump Leak Rate Test
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