This part holds the rinse aid liquid in the dispenser until the timer activates the rinse cycle.
Installation Instructions
James from Brandon, FL says,
Rinse Aid Cap was not secured and during dishwaher run the cap sat on the heating coil and melted.
This is simple, we don't know exactly how, but when we used the dishwasher the cap must not have been twisted correctly, and after the dishwasher shut down we discovered the cap was on the heating coi...read more