The following table lists issues related to system components that might occur during routine operation. These issues might not trigger an error message Chromeleon CDS.

System component symptoms

System category

Symptom

Leaks

Liquid Leaks

Pump

Pump Difficult to Prime or Loses Prime

Pump Does Not Start

Pressure

No Flow

Erratic Flow and/or Pressure Reading

Excessive System Backpressure

Ghosting

Peak Ghosting

Timing

Insufficient Time Between Sample Injections

Nonreproducible Peak Height or Retention Time

Abnormal Retention Time or Selectivity

Cell

No Cell Response

High Cell Output

Baseline noise or drift

Baseline Noise or Drift

Sensor

The leak sensor is wet

Degas assembly

Vacuum Degas Assembly Does Not Run