Installation Instructions
Whirlpool
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1193346-2-G
Installation Instructions
WARNING: When using electrical products, basic precautions should always be followed,
including the following:
DANGER: Risk of electric shock. Connect only to a circuit protected by a Ground-Fault
Circuit-Interrupter (GFCI)*.
Building materials and wiring should be routed away from the pump 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.
Grounding is required. The unit should be installed by a qualified service representative, and grounded.
WARNING: Risk of injury or property damage. Please read all instructions thoroughly before
beginning installation, including the following requirements.
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. In Canada, install this unit in accordance with
the Canadian Electrical Code, Part 1.
*Outside North America, this device may be known as a Residual Current Device (RCD).
Product Information
Electrical Requirements
The installation must have a Class A Ground-Fault Circuit-Interrupter (GFCI)*. The GFCI protects against
line-to-ground shock hazard. Use a 120 V, 15 A, 60 Hz dedicated service for the whirlpool.
″H″ models require a separate 120 V, 15 A, 60 Hz dedicated service for the heater.
If the pump 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 heater supply cord cannot be replaced. If the heater supply
cord is damaged the heater must be replaced.
*Outside North America, this device may be known as a Residual Current Device (RCD).
Product Notices
WARNING: Unauthorized modification may cause unsafe operation and poor performance of
the whirlpool. Do not relocate the whirlpool pump, or make other modifications to the whirlpool
system, as this could adversely affect the performance and safe operation of the whirlpool. Kohler
Co. shall not be liable under its warranty or otherwise for personal injury or damage caused by any
such unauthorized modification.
1193346-2-G 2 Kohler Co.
Product Information (cont.)
Features
Factory-installed components include a pump with power supply cord and an air switch transmitter.
″H″ models are also supplied with a factory-assembled heater.
The whirlpool pump and piping are factory-assembled.
Tools and Materials
Plus:
• Conventional Woodworking
Tools and Materials
• Drop Cloth
• Construction Adhesive (Optional)
• Cement* or Mortar (Optional)
• 2x4s
• Plastic Film (Optional)
• 1/8" (3 mm) Spacers
* Do not use gypsum cement.
100% Silicone Sealant
Kohler Co. 3 1193346-2-G
Alcove
(Bath with Apron)
(Bath without Apron)
Drop-InAlcove
Access
Panel
1. Prepare the Site
NOTICE: Measure your actual product for site preparation. Note the model number located on the
whirlpool pump, then visit the product page at kohler.com for additional information.
NOTICE: Provide generous, unrestricted access to the pump. Provide access for servicing the pump. The
access must be located immediately next to the pump.
NOTICE: Do not lift the whirlpool by the piping or pump, or use the piping or pump for structural
support of the whirlpool. To avoid damage to the whirlpool, lift at the sides of the whirlpool.
NOTICE: Do not support the load weight of the whirlpool by the rim. Plan to shim under the bath as
needed when leveling the bath.
NOTICE: Bath may require shimming when installing an apron.
NOTE: Drop-in, alcove, or corner installation is possible, depending on the product chosen.
Carefully unpack and inspect the new whirlpool for damage before installation. If there is damage,
do not install the whirlpool; contact your dealer.
Make sure that the flooring offers adequate support for your whirlpool, and verify that the subfloor
is flat and level.
Construct 2x4 stud framing according to the product dimensions found on the product page at
kohler.com.
Install an access panel for future pump servicing. The access panel must be at least 30″ (762 mm)
wide by 15″ (381 mm) high.
Install the rough plumbing.
Install the drain to the whirlpool according to the drain manufacturer’s instructions.
Protect the whirlpool surface by positioning a clean drop cloth in the basin bottom.
1193346-2-G 4 Kohler Co.
Option 1
Apply construction
adhesive.
Option 2
Clear space for pump.
Cement or
Mortar Bed
Three Wall Alcove or
Corner Installations
Cut the Pump
Banding Straps
Drill a small hole
through the nailing-in
flange at each stud.
Support Blocks
Furring
Strip
Stud
Nail
Banding Straps
2. Install the Whirlpool
IMPORTANT! Use maximum 1/8″ (3 mm) thick spacers under the bath rim to ensure that the rim does
not contact the deck.
NOTICE: Do not lift the whirlpool by the piping or pump, or use the piping or pump for structural
support of the whirlpool. To avoid damage to the whirlpool, lift at the sides of the whirlpool.
If the subfloor is not level, shim the whirlpool support blocks or molded supports as necessary.
Option 1: Install Using Construction Adhesive
NOTE: Some models come with support blocks; some models have molded supports.
Apply a generous amount of high-quality construction adhesive to the bottom of the support blocks
or molded supports.
With help, carefully lift the whirlpool into position.
Fit maximum 1/8″ (3 mm) spacers under the bath rim so the rim does not contact the deck.
Apply weight to the bath basin until the adhesive sets.
Option 2: Install Using a Cement or Mortar Bed
NOTE: Do not use gypsum cement or drywall compound for this application, as they will not provide an
acceptable, durable bond.
NOTE: Lay plastic film on wooden subfloors if desired to prevent water absorption.
Set the basin area in 1″ (25 mm) to 2″ (51 mm) of mortar cement.
Kohler Co. 5 1193346-2-G
Install the Whirlpool (cont.)
NOTE: The pump support (when the pump banding straps are cut) must rest directly on the subfloor.
The pump control should not be in contact with mortar.
With help, carefully lift the whirlpool into position.
Fit maximum 1/8″ (3 mm) spacers under the bath rim so the rim does not contact the deck.
Apply weight to the bath basin until the mortar sets.
Secure the Nailing-In Flanges (Alcove Units)
Drill a small pilot hole through the nailing-in flange at each stud. Add shims as needed.
Use large-head galvanized nails to secure the nailing-in flange to the studs.
Nail 1/4″ (6 mm) thick furring strips to the studs.
Cut the Pump Banding Straps
IMPORTANT! Perform this step to make the whirlpool operate more quietly.
Cut the two pump banding straps from the whirlpool pump.
NOTE: Do not raise the pump higher than it was before you cut the straps. If the pump is raised too
high, it will not prime properly. Make sure that the rubber isolation feet are in place.
Install the Plumbing
Insert the drain tailpiece into the trapway. Secure the drain tailpiece to the trapway.
Install the faucet valve.
Check the drain connections for leakage.
If required, install the grab bars according to the instructions.
1193346-2-G 6 Kohler Co.
24" (610 mm) Max. Distance
Between Pump and Outlet
Bond in accordance
with applicable codes.
Heater
3. Make the Electrical Connections – USA
WARNING: Risk of electric shock. Make sure that the power has been disconnected before
performing the following procedures.
WARNING: Risk of electric shock. Connect the pump and heater (if included) to properly
grounded, grounding-type receptacles protected by Ground-Fault Circuit-Interrupters (GFCI’s) or
Residual Current Devices (RCD’s). Do not remove the grounding pins from the plugs. Do not use
grounding adapters.
Install a second
GFCI-protected outlet for "H"
models for the in-line heater.
Install a GFCI-protected
120 V, 15 A grounded outlet.
24" (610 mm) Power Cord
NOTE: A label identifying the model number and electrical rating of the whirlpool is located near the
whirlpool pump.
NOTICE: The pump and heater (if included) are each equipped with a cord and plug. All wiring for the
heater has been completed at the factory. A qualified electrician must install a GFCI- or RCD-protected, 120
V, 15 A, grounded outlet for the pump, and another for the heater. No other load should be on these
circuits.
Install a dedicated electrical outlet behind the whirlpool, and within 24″ (610 mm) of the pump
power cord.
Plug the pump plug into this outlet.
NOTE: Make sure that the air actuator tubing is securely attached to the pump, and is not kinked or
damaged.
For units with heaters, install a second outlet behind the whirlpool and within reach of the 24″ (610
mm) heater power cord.
Plug the heater plug into this outlet.
Kohler Co. 7 1193346-2-G
Bond in accordance with applicable codes.
Wire the junction
box as shown.
Heater
Junction Box
Provide suitable
strain relief.
NOTE:
Pump model illustrated may differ from your
actual product.
4. Make the Electrical Connections – Canada
WARNING: Risk of electric shock. Make sure that the power has been disconnected before
performing the following procedures.
WARNING: Risk of electric shock. Connect the pump and heater (if included) to a properly
grounded, grounding-type Ground-Fault Circuit-Interrupter (GFCI) or Residual Current Device
(RCD). This will provide additional protection against line-to-ground shock hazard. Do not remove
the grounding pins from the plugs. Do not use grounding adapters.
Ground
Wire Connectors
Neutral
From Pump
Line
Line
Neutral
NOTE: A label identifying the model number and electrical rating of the whirlpool is located near the
whirlpool pump.
NOTICE: If the unit does not include a heater, the pump is equipped with a cord and plug.
Locate and secure each supplied junction box (if included) a minimum of 1-1/2″ (38 mm) above the
subfloor.
The whirlpool controls and system have been prewired at the factory. A qualified electrician should
make a routine service connection to the junction box (if included).
Connect service to the junction box (if included). The 60 Hz model junction box contains line (black)
and neutral (white) wires and a ground lug.
A 120 V, 15 A dedicated circuit is required for the pump. A separate dedicated circuit is required for
the heater (if included). No other load should be on these circuits. Provide a Class A GFCI or RCD.
Provide a separate equipment grounding conductor for the inside ground or ground lug. The
conductor must not be connected to any current-carrying conductor.
Bond in accordance with national and local codes.
1193346-2-G 8 Kohler Co.
Fill with water at least 2" (51 mm)
above the highest jet.
Turn the jet trim ring
clockwise to
decrease the flow.
Turn the jet trim ring counterclockwise
to increase the flow.
Position the jet
nozzles to direct
the water flow as
desired.
5. Complete the Installation
Test Run the Whirlpool
Fill the whirlpool to a level at least 2″ (51 mm) above the top of the highest jet.
Operate the whirlpool for 5 minutes and check all whirlpool piping connections for leaks. Check for
leakage along the front, sides, and back of the whirlpool.
For additional information on whirlpool operation, see the ″Operating Instructions - Whirlpool″
section.
Finish the Installation
IMPORTANT! Kohler Co. strongly recommends the use of 100% silicone sealant as instructed. Other
sealants with high filler contents should be avoided, as they may shrink, separate, and peel over time.
Install water-resistant wallboard and all finished wall, deck, and floor materials.
Apply a minimum 1/8″ (3 mm) bead of 100% silicone sealant to seal all areas where the whirlpool
and finished wall or deck meet.
Install the faucet trim.
Clean-up After Installation
When cleaning up after installation, do not use abrasive cleansers, as they may scratch and dull the
whirlpool surface. Use warm water and a liquid detergent to clean the surface of the whirlpool.
Remove stubborn stains or paint with turpentine or paint thinner. Do not allow cleaners containing
petroleum distillates to remain in contact with any whirlpool surface for long periods of time.
Remove plaster by carefully scraping with a wood edge. Do not use metal scrapers, wire brushes, or
other metal tools. Use a powder-type detergent on a damp cloth to provide mild abrasive action to
any residual plaster.
Important Safety Instructions
READ AND FOLLOW ALL INSTRUCTIONS
SAVE THESE INSTRUCTIONS
INSTRUCTIONS PERTAINING TO A RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS
Kohler Co. 9 1193346-2-G
Important Safety Instructions (cont.)
WARNING: When using electrical products, basic precautions should always be followed,
including the following:
DANGER: Risk of accidental injury or drowning. To reduce the risk of injury, do not permit
children to use this unit unless they are closely supervised at all times.
DANGER: Risk of accidental injury or drowning. This appliance is not intended for use by
persons with reduced physical, sensory, or mental capabilities, or lack of experience and knowledge.
Children should be supervised to ensure that they do not play with this appliance.
WARNING: Risk of personal injury. To avoid injury, exercise care when entering or exiting the
whirlpool.
WARNING: Risk of electric shock. Do not permit electric appliances (such as a hair dryer, lamp,
telephone, radio, or television) within 5’ (1.5 m) of this whirlpool.
WARNING: The use of alcohol, drugs, or medication can greatly increase the risk of fatal
hyperthermia. Prolonged immersion in hot water may induce hyperthermia. Hyperthermia occurs
when the internal temperature of the body reaches a level several degrees above the normal body
temperature of 98.6°F (37°C). The symptoms of hyperthermia include an increase in the internal
temperature of the body, dizziness, lethargy, drowsiness, and fainting. The effects of hyperthermia
include: (a) failure to perceive heat, (b) failure to recognize the need to exit the whirlpool, (c)
unawareness of impending hazard, (d) fetal damage in pregnant women, (e) physical inability to
exit the whirlpool, and (f) unconsciousness resulting in the danger of drowning.
WARNING: Risk of hyperthermia. People using medications and/or having an adverse medical
history should consult a physician before using a whirlpool equipped with a heater.
WARNING: Risk of fetal injury. Pregnant or possibly pregnant women should consult a physician
before using the whirlpool.
WARNING: Risk of hyperthermia or drowning. Do not use the whirlpool immediately following
strenuous exercise.
WARNING: Risk of hyperthermia or drowning. Water temperature in excess of 100°F (38°C) may
cause injury. Test and adjust the water temperature before use.
WARNING: Risk of personal injury or drowning. Do not operate this unit without the guard
(cover) over the suction fitting.
WARNING: Risk of personal injury. Never drop or insert any object into any opening.
WARNING: Risk of personal injury. Parts containing live parts, except parts supplied with safety
extra-low voltage not exceeding 12 V, must be inaccessible to a person in the whirlpool.
Use this whirlpool only for its intended purpose as described in this guide. Do not use attachments not
recommended by Kohler Co.
The whirlpool must be connected only to a supply circuit that is protected by a Ground-Fault
Circuit-Interrupter (GFCI)*. Such a GFCI should be provided by the installer and should be tested on a
routine basis. To test the GFCI, press the test button. The GFCI should interrupt power. Press the reset
button. Power should be restored. If the GFCI fails to operate in this manner, the GFCI is defective. If the
GFCI interrupts power to the whirlpool without the test button being pressed, a ground current is flowing,
indicating the possibility of an electric shock. Do not use this whirlpool. Disconnect the whirlpool and have
the problem corrected by a qualified service representative before using.
Flush your whirlpool system twice a month or more depending upon usage, as described in the ″Flush the
System″ section of this guide.
1193346-2-G 10 Kohler Co.
Important Safety Instructions (cont.)
Repeated use of personal care products containing oils can damage plastic whirlpool components. Avoid
using bath oils.
Whirlpool hydromassage action can cause even a small amount of bubble bath, bath soap, shampoo, or bath
oil to foam excessively. For this reason, please do not use these products during whirlpool operation.
Your new KOHLER whirlpool has been listed by Underwriter’s Laboratories, ensuring safety for you and
your family. This whirlpool also conforms to rigid ANSI and IAPMO standards set within the plumbing
industry.
*Outside North America, this device may be known as a Residual Current Device (RCD).
Kohler Co. 11 1193346-2-G
Fill with water at least 2" (51 mm)
above the highest jet.
Turn the jet trim ring
clockwise to
decrease the flow.
Turn the jet trim ring counterclockwise
to increase the flow.
Position the jet
nozzles to direct
the water flow as
desired.
Operating Instructions
NOTE: The water temperature in the whirlpool should never exceed 104°F (40°C).
Close the drain, then fill the whirlpool at least 2” (51 mm) above the top of the highest jet.
Use your hand to test the water temperature for comfort and safety, then carefully enter the
whirlpool.
Press the air switch to turn on the pump.
NOTE: If equipped, the heater will automatically turn on.
Adjust the jets for optimum air/water mixture. Turn the jet trim rings clockwise to reduce the flow
or counterclockwise to increase the flow. Position the jet nozzles to direct the water flow as desired.
Press the air switch a second time to turn off the pump.
Carefully exit the whirlpool, then open the drain and empty the water.
NOTE: If the whirlpool does not function properly, refer to the ″Troubleshooting Procedures″ section.
Care and Cleaning
For best results, keep the following in mind when caring for your KOHLER product:
•
Always test your cleaning solution on an inconspicuous area before applying to the entire surface.
•
Wipe surfaces clean and rinse completely with water immediately after applying cleaner. Rinse and
dry any overspray that lands on nearby surfaces.
•
Do not allow cleaners to soak on surfaces.
•
Use a soft, dampened sponge or cloth. Never use an abrasive material such as a brush or scouring
pad to clean surfaces.
For detailed cleaning information and products to consider, visit www.kohler.com/clean. To order Care &
Cleaning information, call 1-800-456-4537.
Flush the System
NOTE: Flush your whirlpool system twice a month or more, depending upon usage.
Turn the jet trim rings fully clockwise to reduce air induction.
Fill the whirlpool with hot water to a level at least 2″ (51 mm) above the highest jet.
Add 2 teaspoons (10 ml) of a low-foaming, powder automatic dishwasher detergent, and 20 ounces
(590 ml) of household bleach (5% - 6% sodium hypochlorite) to the water.
1193346-2-G 12 Kohler Co.
Flush the System (cont.)
Run the whirlpool for 5 to 10 minutes. Turn off the whirlpool and drain.
If desired, rinse the bath surfaces with water.
Rinse the surfaces of the jets, faucet, grab bars, and drain, and wipe them dry with a soft cloth.
Kohler Co. 13 1193346-2-G
Remove the Jets
Reinstall the Jets
Insert the tool hook as shown and pull the jet out of the
housing. The jet should be facing up when this is done.
Housing
Inspect and
lubricate the O-ring.
Slide the O-ring
onto the first
shoulder of the jet.
Insert the jet into the housing, and lightly
push and rotate until it snaps in position.
Troubleshooting
NOTICE: This section is for general aid only. A Kohler Co. Authorized Service Representative or
qualified electrician should correct any electrical problems. For warranty service, call 1-800-4KOHLER
from within the USA and Canada, or 001-800-456-4537 from within Mexico.
For service parts information, visit your product page at kohler.com.
Remove the Jets
NOTE: A special tool is provided with the replacement jets that will allow you to remove the jets from
the whirlpool. This tool is also supplied with each trim kit.
Position the jet ball nozzle so it is pointing upward.
Insert the removal tool, hooked end up, into the opening of the jet and hook the inside top of the
nozzle.
Grasp the tool firmly and place your thumb against the whirlpool wall. Pull steadily on the tool
until the jet assembly pulls free of the hole. Be careful not to lose the O-ring.
Reinstall the Jets
NOTE: To allow easy rotation and proper operation of the jet, the O-ring must be: (1) correctly positioned,
(2) lubricated, and (3) in good condition.
Install the O-ring onto the first shoulder of the jet.
Using the silicone lube packet (provided), lubricate the O-ring to prevent noisy operation of the jet.
Carefully insert the jet into the housing, then lightly push and rotate the jet until it snaps into
position. Do not force the jet.
Verify that the jet is installed correctly. The jet should turn smoothly both clockwise and
counterclockwise. Remove and reinstall, if necessary.
1193346-2-G 14 Kohler Co.
Troubleshooting (cont.)
Symptoms Probable Causes Recommended Action
1. Whirlpool does not start
or stop.
A. No power to motor. A. Check that the pump and heater
are plugged in and that the GFCI
or RCD is switched to the correct
position. Plug in or reset the
GFCI/RCD as needed.
B. Air hose is loose or disconnected. B. Check that the hose is connected
at both the receiver/pump end
and to the air switch. Reconnect
if needed.
C. Air hose is pinched or kinked. C. Adjust hose to clear the
pinched/kinked area. If the
tubing is pinched/kinked and
cannot be readjusted, or no
noticeable pinch/kink is
apparent, poke a small hole in
the tubing with a tack and try
the system again.
D. Push button assembly is damaged. D. Replace the push button
assembly.
E. Push button has grease in the
bleed area.
E. Disassemble the push button
assembly and wipe away any
excess grease. Reassemble the
button and retry the system.
F. Air hose is damaged. F. Replace the air hose.
G. Motor/pump does not work. G. Replace the motor/pump.
2. Motor starts, not all jets
are functioning.
A. Jet is closed. A. Rotate jet trim ring
counterclockwise to open.
B. Jet not installed correctly. B. Reinstall jet; check for O-ring
damage.
C. Jets are blocked. C. Remove blockage.
3. Pump does not prime. A. Pump shimmed too high. A. Lower pump support bracket.
4. Noisy operation. A. Pump banding straps have not
been cut. (Models with support
A. Cut pump banding straps with
tin snips.
blocks only.)
B. Jet O-ring dislodged. B. Remove jet, replace and lubricate
O-ring, and reinstall jet.
5. Heater does not operate.
(“H” models only)
A. No power to heater. A. Reset the GFCI or RCD.
B. Water temperature exceeds 104°F
(40°C).
B. Allow water to cool and heater
will re-engage.
C. Heater does not work. C. Replace heater.
Kohler Co. 15 1193346-2-G
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