Kohler K-3399 Homeowner's Manual page 12

Fill Valve
Riser
Coupling
Fill Valve
Assembly
Hush Tube
7. Install Fill Valve Components
Install the Fill Valve Assembly on the Riser
Perform the following steps in order to reassemble the fill valve
assembly on the fill valve body:
Carefully align the fill valve assembly with the coupling on the
riser.
Rotate the fill valve assembly clockwise 1/8 turn to fully engage
it.
Plug the refill tube into the fill valve assembly.
Replace the tank cover.
Use the supplied wrench to turn the locknut to engage the hook
on the tank cover.
Turn the water on.
Close the circuit breaker for the toilet.
Test the toilet for proper operation.
Install the Fill Valve Assembly and Fill Valve Riser Assembly
Perform the following steps to install the fill valve assembly in the
toilet:
If required, install or replace the washer at the bottom of the tank.
Insert the fill valve riser assembly into the hole in the tank.
114950-5-A
Fill Valve
Riser
Hush Tube
Refill
Tube
Washer
Nut
Washer
Nut
12
Coupling
Refill
Tube
Fill Valve
Assembly
Kohler Co.