User manual

Bio-inert Quaternary Pump User Manual 81
Error Information
7
Module Error Messages
Pressure Above Upper Limit
The system pressure has exceeded the upper pressure limit.
Probable cause Suggested actions
1 Upper pressure limit set too low.
Ensure the upper pressure limit is set to a value
suitable for the analysis.
2 Blockage in the flowpath (after the damper).
Check for blockage in the flowpath. The
following components are particularly subject to
blockage: inline filter frit, needle (autosampler),
seat capillary (autosampler), sample loop
(autosampler), column frits and capillaries with
small internal diameters (e.g. 50 µm ID).
3 Defective damper.
Please contact your Agilent service
representative.
4 Defective main board.
Please contact your Agilent service
representative.