Kohler K-304 Guide D'installation Et D'entretien page 11

Cap
Valve Stem
5. Flush the System
Remove the cap from one of the pipe nipples.
Turn the valve stem clockwise to the full open position.
Turn on the hot and cold water supplies. Check for leaks.
Turn the valve stem counterclockwise to close.
Reinstall the cap.
Repeat for the second pipe nipple.
Reinstall the cap.
Kohler Co. 11 1110626-2-H