Why does chemistry residue remain on the crate after washing?

  • The nozzles of the rinse arc are dirty. Or are blocked by lime scale.
  • The water supply pressure of the rinse elbow is too low.
  • The water supply of the rinse elbow is closed.
  • The solenoid valve of the rinse elbow does not open.
  • The sensor that activates the post-rinse arch is not working.