1290 Infinity II High-Speed Pumps User Manual 117
7 Error Information
Pump Error Messages
Pump Error Messages
These errors are pump specific.
Pressure of binary pump above upper limit
Error ID: 22014
The pressure has exceeded the upper pressure limit.
• Parameter: Measured pressure
Probable cause Suggested actions
1 Blockage in flow path after the pressure sen-
sor.
• 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.
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