Kohler K-15810 Installation Manual page 7

5. Grid Drain Installation
Apply a ring of plumbers putty or other sealant to the underside
of the flange according to the putty manufacturer's instructions.
Insert the flange into the lavatory drain hole.
Assemble the gasket (tapered side up) and washer to the flange
and thread the nut to the flange. Securely hand-tighten the nut.
Remove any excess sealant.
Apply three layers of thread tape and a small bead of pipe
sealant to the tailpiece threads.
Thread the tailpiece to the body and tighten securely.
Kohler Co.
Flange
Apply Plumbers
Putty.
Gasket
Washer
Nut
Tailpiece
7 1031178-2-B