ROUGHING￿IN AND INSTALLATION CONSIDERATIONS

Kohler low profile, one￿piece toilets are perfect for remodel￿ ing and new installations. Refer to the roughing￿in draw￿ ings Figs. #4 - #9.

Always refer to your local codes and the installation in￿ structions packed with the toilet.

KOHLER LOW PROFILE ONE￿PIECE TOILET FEATURES

￿One￿piece design offers contemporary styling.

￿Elongated bowl offers a large water area for efficient waste removal.

￿Non￿overflow design prevents the bowl from overflowing if the toilet becomes clogged.

￿Rialto, San Raphael, Cabernet, and Pillow Talk toilets flush with 3.5 gallons of water for greater economy.

￿Twist￿Lock flush valves on new Rialto, San Raphael, Cabernet, and Pillow Talk toilets offer ease of replace￿ ment with no tools.

￿Siphon vortex action provides excellent flush and quiet operation.

￿Large water area in bowl aids in effective waste removal.

START￿UP AND OPERATION FOR RIALTO, SAN RAPHAEL, CABERNET, AND PILLOW TALK TOILETS

For most satisfactory operation of this toilet, 25 to 90 psi working pressure is required at the fixture. A full 1/2" sup￿ ply stop (K-7653) is recommended. A plastic nut is pro￿ vided with the toilet and must be used to make the supply connection to the toilet.

1.Water Level Adjustment: Refer to Fig. #10. Turn on the water supply to the toilet and adjust the water level in the tank to the Water Line mark on flush valve. To raise the water level, turn the tank water level on float valve counterclockwise. To lower the water level, turn the screw clockwise.

2.Bowl Water Level Adjustment: Use the trip chain to lift the flush ball in the tank slightly, to allow water to trickle into the bowl until the water level in the bowl stops ris￿ ing. This is the "seal height" and should be noted for subsequent adjustment. Flush the toilet and observe the water level in the bowl after refill. If the water level is

Tank Water Level

Screw

Timing Screw

Slotted screw on newer models

Seal Screw

Adjusting the Float Valve

Fig. #10

below seal height, turn the seal screw clockwise, reflush the toilet and recheck the water level. Continue adjustment until water stops entering the bowl just as the seal height is reached.

If water continues to flow (in bowl) after water level reaches seal height, turn seal screw counterclockwise and reflush toilet. Continue adjustment until water stops entering the bowl just as the seal height is reached.

3.High Water Pressure Timing: Note: If toilet is installed in an area with high water pressure (above 50 psi work￿ ing pressure), the float valve should be timed. To time the float valve hold the float rod and flush the toilet. After the toilet has completed the flush, time the refill from re￿ lease of rod to valve shut-off.

For K-3397-EB San Raphael, K-3378-EB Pillow Talk, and K-3408-EB Cabernet. If the time is longer than 34 seconds, no adjustment is required. If time is under 34 seconds, turn timing screw clockwise and recheck timing. Adjust timing screw until time is between 34 and 36 sec￿ onds. After timing the valve, recheck the bowl water level as in step #2, to ensure that seal is maintained.

For K-3402-PB Rialto. If the time is longer than 26 sec￿ onds, no adjustment is required. If time is under 26 sec￿ onds, turn timing screw clockwise and recheck timing. Ad￿ just timing screw until time is between 26 and 28 seconds. After timing the valve, recheck the bowl water level as in step #2, to ensure that seal is maintained.

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Kohler K-3385-EB, K-3378-EB manual Roughingin and Installation Considerations, Kohler LOW Profile Onepiece Toilet Features
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K-3402-EB, K-3378-EB, K-3385-EB specifications

Kohler, a brand synonymous with quality and innovation in bathroom fixtures, offers a range of stylish and high-performance toilets, including the popular K-3385-EB, K-3378-EB, and K-3402-EB models. Each of these toilets combines modern design with advanced technologies to provide exceptional performance and comfort.

The Kohler K-3385-EB, also known as the “Highline,” features a classic two-piece design that integrates seamlessly into any bathroom decor. One of its standout attributes is the Chair Height design, which offers a comfortable seat height that makes it ideal for users of all ages. The toilet is also equipped with Kohler's AquaPiston flushing technology, enabling a powerful flushing action with just a single flush. This technology enhances the toilet's performance while ensuring efficient water usage.

Next, the K-3378-EB, or the “Comfort Height” toilet, follows a similar aesthetic as the K-3385-EB but is designed with additional ergonomic benefits. The Comfort Height feature brings the seat to a higher level, promoting ease of use, especially for individuals with mobility issues. This model also utilizes the AquaPiston flush system, which provides a versatile and effective flush while consuming only 1.28 gallons per flush. The K-3378-EB is not only practical but also eco-friendly, making it an excellent choice for environmentally conscious consumers.

Lastly, the Kohler K-3402-EB introduces a sleek, modern silhouette, perfect for contemporary bathrooms. This model sports an elongated bowl design that enhances user comfort and is complemented with the innovative DuraCeramic finish, which ensures durability and ease of cleaning. Like its counterparts, the K-3402-EB also employs AquaPiston technology to optimize flushing performance. It combines style, comfort, and advanced flushing capabilities, making it a superb choice for those seeking a blend of aesthetics and functionality.

In summary, the Kohler K-3385-EB, K-3378-EB, and K-3402-EB toilets showcase the brand's commitment to quality and innovation. With features like Chair Height and Comfort Height designs, AquaPiston flushing technology, and durable finishes, these toilets enhance the bathroom experience while also contributing to water conservation. Each model presents unique characteristics and aesthetics, catering to a range of preferences and needs while ensuring that Kohler continues to lead the way in bathroom solutions.
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