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Waters

ACQUITY H-Class System Overpressure Error - WKB16398

Article number: 16398

SYMPTOMS

  • ACQUITY H-Class System Overpressure Error with a low flow rate

ENVIRONMENT

  • ACQUITY H-Class
  • ACQUITY I-Class

CAUSE

The Seat Port Assembly .004 ID (700005234) clogged.

FIX or WORKAROUND

  1. Unscrew the needle assembly's fitting from injector port 4.
  2. Unscrew the Seat Port Assembly´s fitting from injector port 1.
  3. Screw the Seat Port Assembly's fitting in injector port 1.
  4. Back-flush with water to remove clog
  5. Return instrument to original configuration

ADDITIONAL INFORMATION

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