P7AX : Pressure Imbalance A 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.