Kohler CORALAIS K-15290 User Manual

1012829-2-B

CORALAIS BATH AND
DECK-MOUNT BATH FAUCET
K-15290, K-15290M,
K-15294, K-15294M
1. BEFORE YOU BEGIN
PRODUCT REQUIREMENTS
 Deep rough-in kit #73444 allows an additional 1/2”
(1.3cm) of tile thickness.
 Plaster guard diameters are approximately 1-5/8”
(4.1cm) for the valve and 7/8” (2.2cm) for the spout.
 Installer-supplied copper tubing to be: 5/8” O.D. (1/2”
nominal).
 Install water hammer arrestors in supply lines near
the valves.
TOOLS AND MATERIALS REQUIRED
 Open end/adjustable wrenches
 Adjustable arc pliers
 1/2” Nom. (5/8” O.D.) tubing
 Tubing Cutter
 Hole cutting equipment
 Soldering equipment and supplies
 Phillips screwdriver
 Hex wrenches
INSTALLER INFORMATION
 These instructions cover two methods of installation:
installation on finished deck or bath rim, and
installation on rough (unfinished) deck (to be covered
later with tile or other finish material).
 Leave protective sleeve on spout supply tube until
spout installation. This is an O-ring sealing surface
which may be damaged when unprotected.
 Finish deck material must fit closely to the diameters
of the plaster guards, especially the spout plaster
guard.
 Provide an access panel to the valves from the
underside of the deck.
 Observe all local plumbing and building codes.
2. INSTALLATION
PREPARATION
For installations with 8” (20.3cm) centers using copper
tubing (1/2” nominal, 5/8” O.D.), cut tubing to the lengths
as follows:
2-pieces: 2-7/8” (7.3cm) long
1-piece: 2-3/8” (6cm) long (for finished deck or bath rim
installation only).
For non-8” (20.3cm) center installations, adjust tubing
lengths as necessary.
INSTALL SPOUT SUPPLY TUBE
Slide brass washer from bottom of spout supply tube over
threads until washer reaches supply tube shoulder.
Insert spout supply tube through mounting hole from top
of deck/bath rim. Ensure flat portion of washer faces
forward. Spout supply tube will be suspended by washer.
Slide plate (oriented with tabs toward deck) and washer
onto spout supply tube from bottom and thread on
mounting nut. Tighten nut.
Secure plate to deck or wooden support with two wood
screws.
NOTE: Leave protective sleeve on spout supply tube until
spout installation.
Fig. #1
Supply Tube Shoulder
Brass Washer
Nut
Spout Supply Tube
Washer
Wood Screw
Plate
Wood Screw

Kohler CORALAIS K-15290 Specifications

General

Brand	Kohler
Model	CORALAIS K-15290
Category	Plumbing Product
Language	English

Summary

Before You Begin

Product Requirements

Details required parts and specifications for the faucet installation.

Tools and Materials Required

Lists all necessary tools and materials for a successful installation.

Installer Information

Provides key installation methods and important considerations for installers.

Installation

Preparation

Instructions for preparing the installation site and cutting tubing.

Install Spout Supply Tube

Steps to install the spout supply tube through the deck or rim.

Install Valve Bodies

Detailed steps for installing the main valve bodies and connecting tubing.

Set Valve Body Height

Calculates and sets valve body height based on tile thickness for precise fit.

Supply Tube Connection

Connects the spout supply tube to the main tee with copper tubing.

Secure Spout Supply Tube

Instruction to back off threaded collars for spout supply tube installation.

Reset Valve Body Height

Re-adjusts valve body collars for correct clearance on rough decks.

Solder Supply Connections

Solders copper tubes to valve bodies, tee, and spout supply tube.

Install Tile (If Applicable)

Guides tile installation relative to valve components for proper fit.

Remove Pipe Plug

Safely removes the pipe plug to relieve pressure before spout installation.

Install Spout

Attaches the spout to the supply tube after necessary preparation.

Spout Assembly and Finishing

Secures the spout sleeve and assembly to the deck.

Install Handles

Lever Handle Installation

Instructions for attaching the lever-style faucet handle.

Acrylic Handle Installation

Instructions for attaching the acrylic-style faucet handle.

Check Installation

Leak and Operation Check

Verifies faucet operation and checks for any water leaks.