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2695 Separations Module errors: Solvent delivery motor lost sync (1) , Plunger homing over pressure (0), and General Solvent delivery fault - WKB55840

Article number: 55840

SYMPTOMS

  • Solvent delivery motor lost sync (1)
  • Plunger homing over pressure (0)
  • General Solvent delivery fault

ENVIRONMENT

  • 2695 Separations Module
  • 2795 Separations Module
  • Alliance HPLC System

CAUSE

The check valve is installed with the wrong orientation or check valve is stuck closed

 

FIX or WORKAROUND

Position the check valve in the correct direction, with the arrow pointing up and the two holes at the exit or replace the check valves

ADDITIONAL INFORMATION

 

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