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Waters

No pressure or unstable pressure with ACQUITY - WKB50754

Article number: 50754

SYMPTOMS

  • No pressure or unstable pressure after rebuilding the pumps and replacing the check valve cartridge

ENVIRONMENT

  • H-Class QSM
  • I-Class BSM
  • ACQUITY BSM

CAUSE

Leaking primary i2V assembly

FIX or WORKAROUND

1. Make sure i2V check valve is properly installed 

2. Replace the i2V check valve assembly.

 

H-Class: 700005162 

H-Class Bio: 700005412

I-Class and ACQUITY Classic: 700003557 

ADDITIONAL INFORMATION

Before replacing the i2V actuator, make sure the connection to the personality PCB is secure.

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