Agilent Technologies 1290 Infinity II - Drive Current too Low; Drive Encoder Failed; Drive Current too High

1290 Infinity II High-Speed Pumps User Manual 123
7 Error Information
Pump Error Messages
Drive current too low
Error ID: 22407
The current consumption of the pump drive is too low.
• Parameter: 1 – 4 referring to pump drive
Drive Encoder failed
Error ID: 22408
Drive encoder failed during pump drive calibration.
Drive current too high
Error ID: 22409
The current consumption of the pump drive is too high.
• Parameter: 1 – 4 referring to pump drive
Probable cause Suggested actions
1 Drive motor defect.
Please contact your Agilent service representa-
tive.
2 Wrong/missing connection of pump drive to
main board.
Please contact your Agilent service representa-
tive.
Probable cause Suggested actions
1 Internal error.
Contact Agilent support.
Probable cause Suggested actions
1 Blockage of system before pressure sensor.
Check for blockage of e.g. outlet valve filter frit,
purge valve, heat exchanger.
2 Drive motor defect.
Please contact your Agilent service representa-
tive.