Material is too thick to push through the hose without packing out.

To avoid serious injury follow all warnings and instructions in the manual. Wear appropriate personal protective equipment.

  • Thin and mix material thoroughly to a lower viscosity.
  • Use a pump system priming fluid (slime). Wet out the system.
  • Use a larger diameter hose.
  • Thoroughly mix in a pump-aid or performance admixture to the material.