Kohler K-1835-JH-96 Instructions D'installation page 13

Flush the System (cont.)
Run the whirlpool for 5 to 10 minutes. Turn off the whirlpool and drain.
If desired, rinse the bath surfaces with water.
Rinse the surfaces of the jets, faucet, grab bars, and drain, and wipe them dry with a soft cloth.
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Kohler Co. 13