Do you have a question about the San Jamar EZ-Fit and is the answer not in the manual?
Cut a 4 7/8" (124 mm) diameter hole in the counter surface using a hole saw.
Turn the trim ring counter-clockwise to remove it from the dispenser.
Fasten the cup dispenser to the counter using the supplied #8 screws.
Choose the correct gasket size for your cup, referring to the table on the back page.
Place the selected gasket over the posts located on the underside of the mounting ring.
Turn the cover ring clockwise over the mounting ring until it is securely fastened.
Insert cups into the dispenser by pushing them through the installed gasket.
Turn cup upside down on a ruler and align the widest point of the rim with the ruler's end.
Identify the cup's gasket size (Small, Medium, Large, Extra Large) based on rim diameter.
Select and use the gasket that matches the determined cup rim size for proper fit.