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Waters

Error: Sample pressure low on SM-FL - WKB300244

Article number: 300244

SYMPTOMS

  • Error: Sample pressure low
  • Starting a run causes the error when injecting
  • Trying to run diagnostic tests causes the error

ENVIRONMENT

  • ACQUITY UPLC I-Class SM-FL

CAUSE

A sticky sample residual on the needle and in the needle wash port causes the low sample pressure when running sample and when performing diagnostic checks.

FIX or WORKAROUND

  1. Thoroughly clean the needle and seat port assembly with organic solvent.
  2. Perform diagnostic tests for the SM-FL.

ADDITIONAL INFORMATION

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