QAD2 : Differential Pressure A Over B

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

The number on the end of the error code refers to which mix unit is having the issue. For example QAD#.

Mix Unit # low differential pressure. This alarm is active only during Mix mode.

  • Check the system for internal and external leaks on all catalyst manifolds and plumbing.

 

  • Check paint supply on the B side, increase paint supply pressure.