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Waters

QDa fails to pump down - WKB120115

Article number: 120115

SYMPTOMS

  • QDa fails to pump down
  • Turbo power 0 W
  • Turbo speed 2%
  • Backing pump oil level ok

ENVIRONMENT

  • ACQUITY QDa Mass Detector

CAUSE

The roughing pump ballast is open.

FIX or WORKAROUND

Close the roughing pump ballast.

ADDITIONAL INFORMATION

See https://support.waters.com/KB_Inst/C...rformance_pump for more details.

id120115, QDA

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