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ACQUITY error: Pump H/W Over Pressure - WKB54839

Article number: 54839

SYMPTOMS

  • "Pump H/W Over Pressure" error
  • Pressure is normal with port 6 of injection valve disconnected
  • Two-piece ferrule swaging abnormally at injection valve

ENVIRONMENT

  • ACQUITY UPLC I-Class Sample Manager - Flow Through Needle (SM-FTN)
  • ACQUITY UPLC Column Manager

CAUSE

Obstruction in port 6 of injection valve (possibly part of two-piece ferrule)

ADDITIONAL INFORMATION

 

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