Kohler K-2972 Guia Del Usuario página 6

Servicing the Filters
Remove the trim.
Close both stops following the directions in the previous section.
Use a socket wrench with 1/2" (13 mm) socket to remove the stop
assembly (hot is left side, cold is right side).
Remove the screen assembly by turning and pulling from the
check valve body.
Clean or replace the screen assembly as needed.
Clean or replace the check valve body as needed.
Reinstall the screen assembly to the check valve body by pushing
in and turning 90°.
Reinstall the check valve body by turning clockwise until it drives
the stop body open.
Open the supply stops and check for leaks.
Reinstall the trim.
1145568-5-A
Twist.
Remove screen.
6 Kohler Co.