1260 Infinity II Analytical-Scale & Bio-inert Fraction Collector User Manual 105
Error Information
6
Module Error Messages
Calib delay vol two peaks
Error ID: 4759
Two peaks have been detected during the delay calibration.
Valve Switch Failed
Error ID: 4959
If multiple fraction collectors are configured, an external valve is used to
switch between the fraction collectors.
The error message is displayed if the external valve failed to switch to next
position.
Probable cause Suggested actions
1
Wrong sample has been used for the delay
calibration.
Check method and delay calibration procedure.
2
Wrong method has been used for the delay
calibration.
Check method and delay calibration procedure.
3
Air bubbles are in the flow path.
Check flow path for leaks and air bubbles.
Probable cause Suggested actions
1
Valve is blocked. Possible if eluents with
highly concentrated electrolytes are used.
Purge valve to dissolve crystals.
2
Power cord for the valve is not connected.
Check power cord connection.
3
Valve drive or valve electronics are
defective.
• Synchronize the valve.
• Exchange the valve.
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