Kohler K-1954 Guía De Instalación Y Cuidado página 5

Remove the Handle (cont.)
NOTE: The hole cover is available in other colors. Go to
KOHLER.com, call the contact numbers on the back of this
document, or contact the retail outlet where you purchased this
product for other options.
Remove the nut from the hole cover if it is attached.
Insert the hole cover in the handle opening in the toilet tank.
Secure the hole cover with the nut.
Kohler Co. 5 1216369-2-D