Pump Error Messages; Pressure Of Quaternary Pump Above Upper Limit; Pressure Below Lower Limit - Agilent Technologies 1260 Infinity II User Manual

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
1
2

Pressure below lower limit

Error ID: 29176
The pressure has dropped below the lower limit.
• Parameter: None
Probable cause
1
2
3
4
5
1260 Infinity II Flexible Pump User Manual
Blockage in flow path after the pressure
sensor.
Inappropriate settings (pressure limit, flow
rate).
Leak
Bottle empty
Wrong solvent (viscosity)
Inappropriate setting
Column degradation
Error Information

Pump Error Messages

Suggested actions
• 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.
• Decrease flow rate.
• Increase pressure limit.
Suggested actions
Check for leaks.
Check bottle filling.
Check solvent.
Check flow rate and lower pressure limit.
Replace column.
6
101