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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/Misaligned needle
  • Needle not seated properly

FIX or WORKAROUND

  1. Make sure needle is seated properly or replace the sample needle, PN 700005215 (Needle 15uL with Guide and Seat).
  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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