Kohler K-15886-K Guide D'installation page 5

End Body
End Body Outlet
O-Ring
Hose
Tee
Hose
3. Supply Tee and Hose Installation
Thread a flexible hose onto each handle valve outlet. Securely
tighten the hose with a wrench. Do not overtighten.
Connect the flexible hoses to the supply tee. Do not use thread
sealant. To avoid kinking the hoses, loop them.
Securely tighten the hose with a wrench. Do not overtighten.
Kohler Co. 5 1011142-2-B