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No flow from ACQUITY UPLC H-Class Quaternary Solvent Manager QSM - WKB49772

Article number: 49772

SYMPTOMS

  • No flow from QSM
  • No pressure readback in the console
  • When priming through the console, no flow is seen from the vent valve tubing
  • Or priming is fine and flow is normal before going to column but no flow after column

ENVIRONMENT

  • ACQUITY UPLC H-Class
  • ACQUITY UPLC H-Class Quaternary Solvent Manager (QSM)
  • ACQUITY UPLC H-Class Bio
  • ACQUITY UPLC H-Class Bio Quaternary Solvent Manager (QSM)
  • ACQUITY Arc
  • ACQUITY UPLC BSM
  • ACQUITY UPLC I-Class

CAUSE

The primary and/or accumulator pump is leaking.

FIX or WORKAROUND

  1. Rebuild the primary pump (H-Class/Classic: 700004747  H-Class Bio: 700010581 Arc 700011072 I-Class: 700010583) and/or accumulator pump (H-Class/Classic: 700004746  H-Class Bio: 700010582 Arc 700011073 I-Class: 700010584).

ADDITIONAL INFORMATION

 

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