Kohler K-11000 Guide D'installation page 6

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4. Installation Checkout
Connect the drain tailpiece into the trap. The tailpiece should
extend 1" (2.5 cm) to 2" (5 cm) into the trap.
Ensure that all connections are tight.
Open the drain.
Turn on the main water supply and check for leaks. Repair as
required.
Turn on the faucet and run water through the spout for about a
minute to remove any debris. Check for leaks and repair as
needed.
Shut the faucet off.
1035092-2-B 6 Kohler Co.