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Waters

SM-FTN Error: Needle/seal move limit exceeded - WKB799

Article number: 799

SYMPTOMS

  • Needle/seal move limit exceeded(5.0) error on Sample Manager FTN
  • Characterize needle seal fails
  • Reset of Sample Manager doesn't resolve

ENVIRONMENT

  • ACQUITY UPLC H-Class
  • ACQUITY UPLC H-Class Bio
  • ACQUITY UPLC I-Class
  • SM-FTN
  • ACQUITY UPLC H-Class PLUS
  • ACQUITY UPLC H-Class PLUS Bio
  • ACQUITY UPLC I-Class PLUS

CAUSE

  • Bent/Mangled needle

FIX or WORKAROUND

  1. Replace the sample needle
  2. Run needle calibration and seal characterization following SM-FTN Needle Replacement

ADDITIONAL INFORMATION

Prevent bent or damaged sample needles:

  1. Ensure the sample vial plate is properly positioned in rotary tray
  2. Check plate configuration to ensure it matches the plate installed

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