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Waters

"Sample Pressure Low" error with ACQUITY SM-FL - WKB46206

Article number: 46206

SYMPTOMS

  • "Sample Pressure Low" error message

ENVIRONMENT

  • ACQUITY UPLC I-Class
  • Sample Manager-FL

CAUSE

Air in the needle weak wash line

FIX or WORKAROUND

Prime the sample manager syringes for several cycles, typically three, to remove all air from the needle weak wash line.

ADDITIONAL INFORMATION

It is possible to slide out the fluidics drawer on the sample manager, which makes easier to view the needle wash syringes. Ensure that there is no air in either syringe before trying an injection.

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