Kohler K-1167 User manual

Installation Guide
Bath with Airjets
Mproduct numbers are for Mexico (i.e. K-12345M)
Los números de productos seguidos de Mcorresponden a México
(Ej. K-12345M)
Français, page “Français-1”
Español, página“ Español-1”
K-1167
1167629-2-A

IMPORTANT SAFETY INSTRUCTIONS
WARNING: When using electrical products, basic precautions should always be followed,
including the following:
DANGER: Risk of electric shock. To reduce the risk of electrical shock, connect only to circuits
protected by a Ground-Fault Circuit-Interrupter (GFCI) or Residual Current Device (RCD).
WARNING: Risk of electric shock. A qualified electrician should make all electrical connections.
WARNING: Risk of electric shock. Disconnect power before servicing.
NOTICE: Follow all local plumbing and electrical codes.
Grounding is required. The unit should be installed by a qualified service representative, and grounded.
Building materials and wiring should be routed away from the blower body and other heat-producing
components of the unit.
Install to permit access for servicing.
A pressure wire connector marked “Earth/Ground” is provided within the wiring compartment. To reduce
the risk of electric shock, connect this connector to the grounding terminal of your electric service or supply
panel with copper wire equivalent in size to the circuit conductor supplying this equipment.
Pressure wire connectors are provided on the exterior of the junction box or control within this unit to permit
connection of a bonding conductor between this unit and all other exposed metal in the vicinity, as needed to
comply with local requirements.
Install this unit in accordance with the Canadian Electrical Code, Part 1.
Product Information
Electrical Requirements
NOTE: If the supply cord is damaged, it must be replaced by the manufacturer, its service agent, or
similarly qualified persons in order to avoid a hazard.
The installation must have a Class A Ground-Fault Circuit-Interrupter (GFCI) or Residual Current Device
(RCD). The GFCI or RCD protects against line-to-ground shock hazard. Use a 220-240 V, 15 A, 50/60 Hz
dedicated service for the bath with airjets.
Product Notices
WARNING: Risk of personal injury or property damage. Unauthorized modification may cause
unsafe operation or effect performance of the bath with airjets. Do not relocate the blower motor,
or make other modifications to the bath system in the absence of kit or other published instructions,
as this could adversely affect the performance and safe operation of the product. Kohler Co. shall
not be liable under its warranty or otherwise for personal injury or damage caused by any such
unauthorized modification. Refer to the ″Before You Begin″section for blower motor relocation
requirements, recommendations, and section coverage information.
NOTICE: Keep the area around the blower motor clean and free of debris. Ensure that the area around
the blower motor is free of sawdust, insulation, dirt, or other small loose debris. Such material could plug
the blower motor air ducts and reduce the air flow through the blower.
Factory Assembled Features
Factory assembled components include a blower motor, air harness, control, check valve, butterfly valves,
chromatherapy lights (if provided), electrical harnesses, and an illuminated user keypad. Other than power
wiring and plumbing, no assembly is required.
1167629-2-A 2 Kohler Co.

Product Information (cont.)
Connections and Service Access
NOTICE: Provide unrestricted service access to the blower motor. You must provide access for servicing
the blower motor and controls. The access must be located immediately next to the blower motor. Study
the roughing-in information packed with the bath with airjets.
Before installation, ensure that there is proper access to the blower motor and final connections. If the blower
motor is installed in an enclosed area, an access panel is required at the blower motor. This panel should be
at least 34″(864 mm) wide and 15″(381 mm) high.
Table of Contents
IMPORTANT SAFETY INSTRUCTIONS ................................................ 2
Product Information ............................................................... 2
Electrical Requirements .......................................................... 2
Product Notices ................................................................ 2
Factory Assembled Features ...................................................... 2
Connections and Service Access ................................................... 3
Tools and Materials ............................................................... 3
Before You Begin ................................................................. 4
Prepare the Site - ................................................................ 6
Prepare the Site - ................................................................ 7
Secure the Unit .................................................................. 8
Secure the Bath Flanges .......................................................... 10
Install the Plumbing .............................................................. 10
Connect the Electrical Service - Standard .............................................. 11
Remove the Blower Motor and Check Valve - Remote ..................................... 12
Mount the Blower Motor and Check Valve - Remote ...................................... 13
Terminate the Blower Power Cable - Remote ........................................... 14
Install Blower Power Cord at Control - Remote .......................................... 16
Make Supply Power Connections - Remote ............................................ 17
Test Run the Bath ............................................................... 18
Complete the Finished Wall ........................................................ 21
Clean-Up After Installation ......................................................... 21
Operate the Keypad .............................................................. 22
Troubleshooting ................................................................. 23
Tools and Materials
Silicone Sealant Plus:
• Conventional woodworking tools and materials or
conventional masonry tools and materials,
as appropriate
• Drop cloth
• Construction Adhesive (optional)
• Cement or Mortar (optional)
• 2x4s or 2x6s (optional)
Kohler Co. 3 1167629-2-A

Before You Begin
CAUTION: Risk of product damage. Do not lift the bath by the piping or blower motor, or use the piping
or blower motor for structural support of the bath.
NOTE: This bath allows the blower motor and check valve to remain on the bath support board (standard
installation) that it is shipped on or to be relocated to another location (remote installation). Refer to the
sections, noted as ″Standard’ or ″Remote,″throughout this installation guide for your applicable
installation.
For Standard and Remote Blower Installations
Please read the installation, operating, and safety instructions carefully to familiarize yourself with
the required tools, material, and installation sequences. Follow the sections that pertain to your
particular installation. This will help you avoid costly mistakes.
The variety of installations possible with this bath may require framing procedures other than those
described in this manual.
Confirm adequate mounting and connection space for the faucet specified for your installation.
We recommend this product for alcove installation.
Inspect the bath for damage before you begin installation.
You must install this bath to an adequately supported, level subfloor.
For Remote Installations
When mounting the blower motor and check valve in a remote location, choose a space as close to
the bath as possible to maximize bath performance. Pay attention to the following requirements and
recommendations:
•The blower motor must be mounted horizontally at least 1-1/2″(38 mm) above the floor. Do not
mount the blower motor with the blower motor discharge pointing up.
•Use 1-1/2″PVC or equivalent rigid piping.
•The piping installation must meet the requirements of local plumbing or building codes. Ensure that
the installation does not reduce the fire rating of any walls. Piping must be supported at intervals
along the length in accordance with local codes.
•Ensure that the blower motor location is clean and free of dust or debris.
•If appropriate, install an additional access panel for blower motor maintenance.
•The 18 AWG minimum power cable to the blower motor must meet the requirements of all
applicable electrical or building codes. Ensure that the installation does not reduce the fire rating of
any walls.
•The power cord must be supported at intervals along its length in accordance with local codes.
Power cords must not rest on surfaces or floors that are subject to flooding.
•All material needed for the relocation must be supplied by the installer.
Additional tools and materials:
•Electrician pliers.
•Assorted screwdrivers.
•Adjustable wrench.
•Drill and bits to install the blower mounting fasteners.
•18 AWG non-metallic sheathed cable, two conductors with ground, with support clips, as required.
•One 4″(102 mm) x 2″(51 mm) electrical junction box with cover, gasket, and mounting screws.
•Three strain reliefs. One must fit the blower motor cover with standard NPT (National Pipe Thread)
threads. The other two must fit the holes in the new junction box.
•Six wire connectors (wire nuts or equivalent).
•1-1/2″PVC or other rigid pipe with: fittings, unions, PVC cement (or equivalent fastening method),
and support clips, as required.
•Four fasteners (such as flathead wood screws or concrete anchors) to mount the blower motor.
•Solid copper 8 gauge bonding wire, 36″(914 mm).
1167629-2-A 4 Kohler Co.

Before You Begin (cont.)
Kohler Co. reserves the right to make revisions in the design of products without notice, as specified
in the Price Book.
Kohler Co. 5 1167629-2-A

1. Prepare the Site - Wood Construction
NOTICE: Do not support the bath by the rim.
NOTICE: Refer to the Roughing-in Guide packed with this product for proper minimum lbs/square foot
(kg/square meter) floor support loading.
NOTICE: Provide adequate ventilation and a minimum of 15 cubic feet (.4 cubic meters) in the installed
location for cooling the motor and to supply sufficient air for the blower. Do not install the blower motor
closer than 1″(25 mm) from the wall or other objects.
Make sure the flooring offers adequate support for your bath, and verify that the subfloor is flat and
level.
The bath may be used in an alcove installation.
Construct 2x4 or 2x6 stud framing designed for your particular installation.
Install an access panel to allow the blower motor to be serviced.
Position the plumbing according to the roughing-in information. Cap the supplies, and check for
leaks.
Showerhead
Blocking
Supply
Valves
Spout
Header
Over
Opening
Remove
bottom plate.
1167629-2-A 6 Kohler Co.

2. Prepare the Site - Concrete Construction
NOTICE: Do not support the bath by the rim.
NOTICE: Refer to the Roughing-in Guide packed with this product for proper minimum lbs/square foot
(kg/square meter) floor support loading.
NOTICE: Provide adequate ventilation and a minimum of 15 cubic feet (.4 cubic meters) in the installed
location for cooling the motor and to supply sufficient air for the blower. Do not install the blower motor
closer than 1″(25 mm) from the wall or other objects.
NOTE: This bath may be installed in an alcove installation.
Make sure the flooring offers adequate support for your bath, and verify that the subfloor is flat and
level.
Provide access panels as required to service the blower motor and control.
Construct brick or concrete supports.
Provide a 1/16″(2 mm) gap between the bath rim and the concrete or brick framing. Frame the
floor, or construct a frame for a raised installation, in accordance with the roughing-in information
packed with the bath.
Position the plumbing according to the roughing-in information packed. Cap the supplies, and
check for leaks.
Brick
Bath
1/16"
(2 mm)
Tile
Approved Tile Backing
Tile
Approved Tile Backing
Apron Side
Brick
Kohler Co. 7 1167629-2-A

3. Secure the Unit
Choose the installation option that best applies to your particular installation. Follow the
appropriate instructions.
For All Installations
Install the drain to the bath according to the drain manufacturer’s instructions. Do not connect the
trap at this time.
Using a clean drop cloth or similar material, cover the bottom of the bath and the airjets. This will
protect the bath surface and components from being scratched or damaged during the installation
process.
Secure Bath to the Subfloor
CAUTION: Risk of product damage. Do not lift the bath by the piping or blower motor, or use the piping
or blower motor for structural support of the bath.
CAUTION: Risk of product damage. Do not support the bath by the rim.
NOTICE: Ensure the subfloor is level before proceeding. If necessary, use shims to level.
Cement or Mortar Bed Method
Do not use gypsum cement or drywall compound, as these materials will not provide a durable bond.
Only use cement or mortar.
Spread a 2″(51 mm) thick later of cement or mortar on the subfloor except where the leveling
blocks will be located.
Clear any cement or mortar away from the leveling block locations.
Place a plastic liner or similar material over the cement or mortar.
With help, carefully move the bath into the installation area. Make sure the blower motor control
and leveling blocks do not rest in the bed material.
Verify the leveling blocks are resting directly on the subfloor. Reposition as needed.
Verify the bath is level across the top of the bath. If the bath is not level, use shims under the
leveling blocks.
Connect the drain tailpiece to the trap.
Remove the protective tape from the rim.
Construction Adhesive Method
Apply construction
adhesive to the
support blocks.
Clear spaces
for support
blocks.
Spread a 2" (51 mm)
layer of cement or
mortar bed material.
1167629-2-A 8 Kohler Co.

Secure the Unit (cont.)
Apply a generous amount of high-quality construction adhesive to the bottom of the leveling blocks.
With help, carefully move the bath into the installation area.
Verify the leveling blocks are resting directly on the subfloor. Reposition or shim as needed.
Verify the bath is level across the top of the bath. If the bath is not level, shims must be used under
the bath.
Connect the drain tailpiece to the trap.
Remove the protective tape from the rim.
Kohler Co. 9 1167629-2-A

4. Secure the Bath Flanges
Wood Construction
Drill a small pilot hole through the nailing-in flange at each stud. Add shims between the nailing-in
flange and the studs as needed to eliminate gaps.
Nail 1/4” (6 mm) thick furring strips to the studs to shim out to the edge of the nailing-in flange.
Use #6 large-head galvanized nails to secure the nailing-in flange to the studs.
Concrete Construction
NOTE: We recommend that the flange be secured to the wall for support.
Drill pilot holes through the nailing-in flange so they are about 16” (406 mm) apart.
Install concrete wall anchors to the wall at the pilot hole locations.
Secure the nailing-in flange to the wall anchors with screws.
5. Install the Plumbing
CAUTION: Risk of property damage. A watertight seal must exist on all bath drain connections.
The watertight seal will prevent property damage.
NOTE: To simplify future maintenance, provide access to all plumbing connections.
Install the faucet valving according to the faucet manufacturer’s instructions. Do not install the
faucet trim until instructed. Open the hot and cold water supplies, and check the supply
connections for leakage.
Run water into the bath, and check the drain connections for leakage.
Stud
Nail 1/4" (6 mm)
thick furring strips
to the studs.
Drill a small hole
through the nailing-in
flange at each stud.
Use #6 large-head
galvanized nails to secure
the nailing-in flange to the
studs.
1167629-2-A 10 Kohler Co.