P7BX : Pressure Imbalance B High

  • Ensure material flow is equally restricted on both material lines.

 

  • Ensure that the pressure imbalance value, on the System Setup screen, is at an acceptable maximum pressure to prevent unnecessary alarms and abort dispenses.

 

  • Fill tanks with material.

 

  • Check feed pump and hoses for blockage.  Check that feed pumps have correct air pressure.

 

  • Check if heater and PRESSURE RELIEF/SPRAY valve are plugged.  Clear.  Replace rupture disk.  Do not replace with a pipe plug.