7 Error Information
Pump Error Messages
1260 Infinity II Flexible Pump User Manual 130
Pump Error Messages
These errors are pump specific.
Pressure of quaternary pump above upper limit
Error ID: 29163
The pressure has exceeded the upper pressure limit.
• Parameter: Measured pressure
Probable cause Suggested actions
1 Blockage in flow path after the pressure
sensor.
• Check for blockages in the LC system, e.g.
purge valve, Jet Weaver, degraded column,
column frits, needle, needle seat, capillaries
etc.
• Check for particles in the solvent.
2 Inappropriate settings (pressure limit, flow
rate).
• Decrease flow rate.
• Increase pressure limit.