Kohler K-5664 Guía De Instalación Y Cuidado página 7

4. Install the Sink
Lower the sink onto the supports; verify the sink is supported by
the frame.
Push the sink in to ensure the apron is flush to the front of the
cabinet.
Verify the sink is level; make any adjustments and shim as
needed.
Kohler Co. 7 1217971-2-B