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ACQUITY UPLC and I-Class BSM pump homing error - WKB15365

Article number: 15365

SYMPTOMS

  • Flow stopped due to pump homing error
  • Error reappears when reset

ENVIRONMENT

  • ACQUITY UPLC Binary Solvent Manager
  • ACQUITY I-Class Binary Solvent Manager
  • MassLynx
  • Empower

CAUSE

Blockage between pump head and vent valve

FIX or WORKAROUND

  1. Loosen the fitting from the pump head to the vent valve.
  2. Reset the pump.
  3. Tighten the fitting.
  4. Start the flow.

If the error returns, replace the tubing:

ADDITIONAL INFORMATION

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