Kohler K-200 Instructions D'installation page 7

4. Install the Cartridge
Write the installation date on the new filter cartridge label.
Remove and discard the cap from the cartridge.
Inspect the cartridge for damage.
Verify both O-rings are present and positioned correctly in the
grooves.
Moisten the O-rings with water. Do not use petroleum products
to lubricate the O-rings.
Align the groove in the top of the cartridge with the word "OFF"
on the filter head.
Insert the top of the cartridge into the filter head and turn the
cartridge counterclockwise 90° until hand-tight.
Kohler Co.
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Cap
O-Rings
Write the date on
the cartridge label.
Filter Head
Groove
Cartridge
7 087388-2-AF