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Unstable/low pressure with ACQUITY UPLC - WKB117424

Article number: 117424

SYMPTOMS

  • System shows drastically reduced pressure compared with expected values
  • When priming the affected pump, the accumulator pressure trace looks unusual (more like a primary pressure trace)

ENVIRONMENT

  • ACQUITY UPLC BSM
  • ACQUITY I-Class BSM

CAUSE

Blocked filter/frit

FIX or WORKAROUND

Replace the frit/filter that feeds solvent to the primary check valve.

ADDITIONAL INFORMATION

700002913 - ASSY, CARTRIDGE, FILTER, SS FRIT

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