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Waters

Injections not reproducible, solvent in sample compartment on a 717 Autosampler - WKB8426

Article number: 8426

SYMPTOMS

  • Injections are inconsistent
  • No bubbles found in syringe
  • Solvent present in sample compartment
  • Mobile Phase leaking on to vials and in sample carousel

ENVIRONMENT

  • 717plus Autosampler

CAUSE

Worn/faulty seal pack assembly.

FIX or WORKAROUND

  1. Replace seal pack: WAT045559
  2. Calibrate seals

ADDITIONAL INFORMATION

  • Reproducibility for system usually poor
  • Compression check usually fails

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