Kohler C3-430 Assembly instructions

Homeowner’s Guide
C3-430 Toilet Smart Seat

C3-430
1349981-X5-A ©2019 Kohler Co.
K-22445X
English page 2-15


1349981-X5-A 2 Kohler Co.
CAUTIONS AND WARNINGS
Warning
Attention
Please read the CAUTIONS AND WARNINGS carefully and be sure to fol-
low them.
Warning: Mis-operation due to neglecting this sign may lead to serious injury or
death.
Attention: Mis-operation due to neglection this sign may lead to personal injury
or property loss.
¨This product must be grounded safely. Connect only to dedicated 220V~, 50Hz,
10A circuit protected by Ground-Fault Circuit-Interrupters (GFCI's) or Earth-Leak-
age Circuit-Breakers (ELCB's).
¨Risk of electric shock or product damage: Do not immerse the product in water.
Do not use the product that has been dropped in water. Water should not be poured
on the power plug.
¨Risk of product damage: The power supply shall not be connected before the
installation is finished. Otherwise it may lead to product failure.
¨Warning- To reduce the risk of low grade burns, electric shock, fire or injury to
persons.
• Children, elders or those with disabilities from their body, sensitivity or mantal
disabilities should not use or get close to this product unless under close
tutelage. Children are forbidden to use or touch this product. Do not leave
children alone in a room with such product.
• For those children and the elderly who are unable to adjust the temperature,
they should ask for help to adjust seat temp, flush temp and wind temp of
bidet seat to the proper gears.
• Exposed skin should not make contact with the heated seat for too long a
time to prevent low temperature burning.
¨Never operate this appliance if it has a damaged cord or plug, or if it is not
working properly.
¨Keep power line far from heated surface.
¨In case the power line is damaged: to avoid danger, product should be replaced
by the manufacturer or the professionals from its maintenance department or
similar department.
¨Risk of product damage: Do not install the product at a place with excessive hu-
midity, where moisture may condense at the surface of the product. Make sure that
usage environment is always under adequate ventilation to prevent damage to the
electronic components.

Kohler Co. 3 1349981-X5-A
CAUTIONS AND WARNINGS (Cont.)
¨Risk of product damage: Do not apply excessive forceto the nozzle. Otherwise,
the product may be broken.
¨Risk of product damage: Antifreeze measures should be taken to prevent damage
to the piping or inlet hose due to freezing. The product should be stored or used at
room temperature, or water inside the product should be emptied. Please keep the
product at room temperature before re-installation or usage.
¨The thermal protector may get out of order during storage or transportation in a
warm climate which can lead to product failure. Please ensure that the product
cools to room temperature before reinstallation or usage.
¨Do not lean on the cover when using this appliance to prevent the product from
damage.
¨Install this product properly according to the Installation Guide.
¨This product shall be repaired by professionals only. Do not try to repair this product
by yourself.
¨When installing the product in a room, a water inlet angle valve shall be installed in
close proximity. For emergency circumstances, the water inlet valve can be turned
off without using any tools: otherwise unexpected failure may cause the loss to the
customer.
¨Do not drop or insert any substance into the pipeline or the opening.
¨It is required to use the new hose assembly attached with the appliance. Do not re-
use the old one.
¨When the user has cut power supply off, if reactivation of power supply is required,
please wait for 30 seconds before turning on power supply again.
¨Stop using this product if the following conditions are found. Please disconnect
power supply and turn off the inlet angle valve to stop the water supply.
• Water leaks out from the inside of the hose or the product.
• When the product is cracked or damaged.
• Strange sound or odor comes from the product.
• Smoke comes out from the product.
• When the product is abnomally hot.

1349981-X5-A 4 Kohler Co.
Water Supply Pressure Min water pressure 0.07 MPa(dynamic pressure)
Max water pressure 0.74 MPa
Reted voltage 220 V, 50 Hz
Power cord length About 1.5 m
Rated power* 1100 W
Outline Dimension of Product 530 x 430 x 120 mm
Product Weight About 4.5 kg
Inlet water temp 1~35°C
Operation Environment 1~40°C
Cleaning Rear Wash Yes, adjustable dials
Front Wash Yes, adjustable dials
Flow rate
(when pressure is 0.2 MPa)
The max dial of rear wash not lower than
500 ml/min
Spray water temp adjustment OFF, adjust 3 dials (ambient temp, about 31~39°C)
Single spray duration (Max) About 300 seconds
Safety
Devices
Water Overheat
Prevention Thermal fuse
Counter-flow
Prevention Check valve
Comfort Heated
seat
Temp adjustment OFF, adjust 3 dials
Safety device Thermal fuse
Cover Buffering
Seat Buffering
Sanitary Self-Cleaning Yes
Quick-release body Lever activated by release button
Antibacterial Material** Seat, Cover
UV Sterilization*** Yes
Other safety devices Circuit-breakers
Other
function
Keypad and Panel Diagram On the side of the unit
Seating Sensor Hidden in seat
Lighting Yes
Specications

Kohler Co. 5 1349981-X5-A
Thank You for Choosing Kohler Company
Thank you for choosing Kohler. Kohler craftsmanship offers you a rare combination of proven perfor-
mance and graceful sophistication that will satisfy you for years to come. The dependability and beauty
of your Kohler product will surpass your highest expectations. We are very proud of our products here at
Kohler and we know you will be too.
Please take a few minutes to review this manual before you start installation. If you encounter any
installation or performance problems, please don’t hesitate to contact us. Our phone numbers
and website are listed on back cover.
All information in this manual is based upon the latest product information available at the time
of publication. At Kohler, we constantly strive to improve the quality of our products. We reserve
the right to make changes in product characteristics, packaging or availability at any time without
notice.
Thank you for choosing Kohler Company.
Specications (Cont.)
*Power value shall be checked under the following conditions: dynamic pressure 0.2 MPa, inlet
water temp 15° C.
**Antibacterial : Cover and seat contains long term inorganic anti-bacterial material which will
inhibit bacteria growth on the surface, this does not represent mildew or other incidental effects.
The anti-bacterial rate is more than 90% (test per GB21551.1-2008, GB21551.2-2010 antibacte-
rial performance test requirements).
***UV sterilization (refer sterilization by ultraviolet light from a UV lamp): The UV lamp sterilization
the nozzle surface by irradiation during its operating period.The bacteria removal rate is more than
99% (measure after a UV sterilization operation period)

1349981-X5-A 6 Kohler Co.
Use Guide
A - Stop
When WASH fucntion is ON, press button to terminate WASH function.
Cover (anti-bacterial*)
Seat (anti-bacterial*)
Keypad and Panel Diagram
Operation

Kohler Co. 7 1349981-X5-A
B - Front
C - Rear
D - Heating
E - Dial Indication
Low
Small light
ON
High
All light ON
Mid
Small light ON
Mid light ON
When user is seating on, press this button to activate front wash (fe-
male only) and display current wash strength. Continue pressing the
Front button to change the spray's strength when the front wash func-
tion is ON. The strength circulates per "Low, Mid, High, Mid."
Automatically stops after continuos washing for 5 minutes.
When user is seating on, press this button to activate rear wash and
display current spray strength. Continue pressing the Rear button to
change the spray's strength when the rear wash function is ON. The
strength circulates per "Low, Mid, High, Mid."
Automatically stops after continuos washing for 5 minutes. This unit is
equipped with a wide oscillate clean function. If you would like to use
or close the wide oscillate function, please hold Front button and Stop
button for 2 seconds.
When the wash function is activated, press the Heating button to set
the spray water temperature per "OFF, Low, Mid, High, Mid" circulation
with the coeeesponding water temp indicator turning on. If this function
is turned off, the indicators will not light up.
When the wash function is not activated, press the Heating button to
set the seat temperature per "OFF, Low, Mid, High, Mid" circulation
with the corresponding seat temp indicator turning on. If this function is
turned off, the indicators will not light up.

1349981-X5-A 8 Kohler Co.
¨Lighting (ON/OFF)
Hold Front button for 2 seconds to activate or deactivate lighting function.
OFF: long beep, light turns off.
ON: short beep, light ia affected by light (bright when external light is weak, other-
wise turned off)
¨Energy save (switch among 3 modes)
Hold Heating button to cyclically enter the 3 modes.
No Energy Save mode: Long beep, light flashes once. Then exit the Energy Save
mode.
General Energy Save mode: One beep, light flashes slowly. Then enter the Gen-
eral Energy Save mode.
Deep Energy Save mode: One beep, light flashes twice. Seat temp and water
temp are deactivated. Then enter the Deep Energy Save mode.
¨Standby mode
Hold the Stop button for 2 seconds to enter standby mode and stop seat heat-
ing function, so as to minimize energy consumption.
Press any button on the side panel or sit on the seat to exit standby mode auto-
matically with all functions recovered.
¨Manual wand cleaning
Hold the Rear button for 2 seconds to clean the wand manually.
¨Ensure if water inlet valve is OPEN
¨Connec water inlet hose according to installation Guide. Open water stop valve, and
plug power cord.
¨Plug power cord into socket. Bidet seat generates one short beep, wand extends
and retracts once, and the indicator on the side panel blinks until initialization com-
pletes.
¨During initialization, it is normal to hear motor rotating and water flow.
¨Test according to "USE GUIDE" section
¨Factory setting for initial use.
Button-Holding Function Introduction
Preparations Before inital Operations
Front wash: Water temp: Mid
• Water flow: Mid Seat temp: Mid
• Spray position: Mid Lighting: ON
Energy save: OFF
Rear wash:
• Water ow: Mid
• Spray position: Mid

Kohler Co. 9 1349981-X5-A
Care and Cleaning
For best result, keep the following in mind when caring for your Kohler
product:
IMPORTANT! Do not immerse product in water
¨Test First - Always test your cleaning solution on an
inconspiciuous area before applying it on the entire
surface.
¨Do Not Let Cleaners Soak - Do not allow cleaners to
sit or soak on the product.
¨Avoid Abrasive Materials - Use a soft, dampened
sponge or cloth. Never use an abrasive material such
as a brush or scouring pad to clean surfaces.
¨Wipe Clean - Wipe surfaces clean with a damp cloth
immediately after applying cleaner. Wipe away and
dry any overspray that lands on nearby surfaces.
Cleaning your seat
¨Avoid abrasive cleaners, detergents disinfectants or
cleaning
products in aerosol cans.
Care tip: Clean the seat with a mixture of dish washing
liquid and water, or any of the products listed toilet seats,
using a damp soft sponge or cloth. Dry with a soft towel
and let the seat air dry.
¨Do not allow abrasive chemicals and cosmetics (such as
ngernail polish and aftershave) to come in contact with
the toilet seat, as they can damage the nish.
NOTICE: Failure to comply with these cleaning instructions may void Kohler’s
warranty obligations.
NOTE: Success with the cleaners and procedures is dependent upon such
factors as the hardness and temperature of the water, using exact quantities
of ingredients, changes in cleaning formulas, and the condition of the product
being cleaned. Since there are variations within these factors, Kohler cannot
guarantee effectiveness of the formulas mentioned.

1349981-X5-A 10 Kohler Co.
Clean the Nozzle
2
1
3
4
1. Press and hold the "Rear" button for over 2 seconds.
2. The bidet wand will extend out.
3. Clean the bidet wand with a soft-bristled brush.
4. After having the bidet wand cleaned, press "Stop" button, the bidet wand will retract.

Kohler Co. 11 1349981-X5-A
Maintenance
Remove Bidet Seat
2
1
4
5
3
3
1. Turn off the water supply.
2. Unplug the power cord.
3. Press the release button and pull the seat off.
4. Unscrew the inlet hose.
5. Remove the inlet hose.

1349981-X5-A 12 Kohler Co.
Clean the Filter
1
2
3
4
5
8
10
9
7
6
click
1. Unscrew the inlet hose.
2. Remove the inlet hose.
3. Pull out the lter carefully.
4. Clean the screen with a soft-bristled brush.
5. Reinstall the lter.
6. Connect the inlet hose to the seat body.
7. Tighten the screw.
8. Push the seat back till hear a "click".
9. Check if the inlet hose was connect well without leakage.
10. After seat installation, turn on water inlet valve and power connection.

Kohler Co. 13 1349981-X5-A
Maintenance in case of long-term idle status
Troubleshooting
General Functions
Phenomenon Probable Causes Recommended Action
1. Funtions are not
working.
A. Power failure occurred. A. Wait until the power is restored.
B. The power cord is discon-
nected.
B. Insert the power cord into an
electrical outlet.
C. Ground-Fault Circuit Interrupt
(GFCI) may be tripped.
C. Reset the GFCI and locate the
problem.
D. The seat fails to detect user. D. You have to sit inside the seat
sensing area.
E. Thermal protector to open
automatically to protect.
E. Allow the seat to cool to room
temperature.
F. None of the above
solutions take effect
F. Contact a KOHLER Service
Representative.
2. Seat is loose or
moves.
A. Screws and nuts are loose. A. Tighten the screws and nuts
according to the installation guide.
3. No water comes out
of the nozzle.
A. Seat does not detect user. A. Sit on the seat.
B. Water supply stop closed. B. Power off, remove water supply
fault and power on again.
C. Filter is clogged. C. Refer to "CLEAN FILTER" section
D. None of the above actions
correct the symptom.
D. Contact a KOHLER
Service Representative.
4. No water flow. A. The water supply valve is
turned off.
A. Open the water suply valve.
B. The seat-on sensor fails to
detect the user.
B. Check how to activate the seat in
the "INSTALLATION INSPEC-
TION" section of the "instalation
Guide."
This troubleshooting guide is for general aid only. A Kohler Authorized Service Repre-
sentative or qualied electrician should correct any electrical problems. For warranty
service, contact your dealer or wholesale distributor.
¨If the bidet seat will be idle for a long term or if the ambient temp may drop below
the freezing point, please disconnect the power plug, turn off the angle valve, re-
move the water inlet hose and drain the water in it.
¨Befor resuming using after a long term, please wash it several times and make sure
that the internal pipeline is clean.

1349981-X5-A 14 Kohler Co.
Slow Seat Closure
Seat-on Sensor
Others
Cleansing Functions
Phennomen Probable Causes Recommended Action
9. The speed of the seat
and cover closure varies
in summer and winter.
A. Due to changes in room tem-
perature.
A. Normal phenomenon.
Phennomen Probable Causes Recommended Action
10. Clean function operates
when pressing spray
button while the seat is
not in use.
A. The seat-on sensor is cov-
ered by an object or the seat
ia wet.
A. Remove water or objects from
the seat-on sensing area.
11. The spray function does
not work while the user
is seating on.
A. The seat-on sensor fails to
detect the user who sits in
current way.
A. Try another sitting position.
Phennomen Probable Causes Recommended Action
12. The product moves. A. Screws on the mounting plate
that secure the product are
loose.
A. Tighten the screws on the
mounting plate.
Phenomenon Probable Causes Recommended Action
5. Low spray water pres-
sure. A. Filter is clogged A. Refer to "CLEAN FILTER"
section
B. Insufcient water supply pres-
sure.
B. Raise water pressure into the
pressure range required by
the product.
6. Water stops spraying
from the nozzle before
wash nishes.
A. Spray function auto stops
after continuous spraying for
5 min.
A. If needed, press the spray but-
ton again.
B. The seat-on sensor fails to
detect the user.
B. Check how to activate ths
seat in the "INSTALLATION
INSPECTION" section of the
"Installation Guide"
7. Water comes out from
the hole beside the noz-
zle during spraying.
A. A protection method from high
pressure inside the produc.
A. Normal phenomenon.
8. Water comes out from
the nozzle when the
product is seated on.
A. Residual water in the wand
is auto-drained before the
resumes using the product
after a long time
A. Normal phenomenon.

Kohler Co. 15 1349981-X5-A
Description of Content of Hazardous Substances in Product
Reclaim Indication
When the product exceeds service life or is unable to use after repair, do not
throw the product away in the normal trash. Disposing of product must be
done in accordance with the local or national government law.
Statistics of Contents of Toxic or Hazardous Substances or Elements.
О : Indicates that the substance in the material composition is below the high
limits of the current requirements in GB/T 26572.
X : Indicates that the least one of the homogeneous substance in the material
composition is below the high limits of the current requirements in GB/T 26572.
* : Indicate only partial product series contains this substance.
NOTE: The information provided is based on the supplier data and Kohler
inspection results. The product is designed not to hurt the environment.
Under current technology, all hazardous materials have been used in the small-
est amounts possible. Kohler will strive to reduce the use of these hazardous
materials used in this product.
The product “service life for environment protection” is 10 years;
Kohler Company will specify product service life based on
product characteristics. The product “service life for environment
protection” is only eective when the product is used as
described in the product specication.
Part name
Toxic or Hazardous Substance or Elements
Lead
(Pb)
Mercury
(Hg)
Cadmium
(Cd)
Hexavalent
Chromium
(Cr(VI))
Polybrominated
biphenyls
(PBB)
Polybrominated
Diphenyl Ethers
(PBDE)
Plastic Assy. О О О О О О
Control Assy. XО О О О О
PCBA Assy. XО О О О О
Motor Assy. XО О О О О
Wire Harness Assy. О О О О О О
Water Inlet Assy. О О О О О О
Wand Assy. О О О О О О
Heater Assy. О О О О О О
*Remote Assy. XО О О О О
*Baery О О О О О О
10

1349981-X5-A 16 Kohler Co.
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¨
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¨
•

•

•
¨
¨
¨

¨


¨
¨
¨


¨



Kohler Co. 17 1349981-X5-A

¨
¨
¨
¨

¨
¨
¨

¨
•
•
•
•
•

1349981-X5-A 18 Kohler Co.

 

 
 
 
 
 
 
 °
 °


 
 

  ml/min
 
 
 1

  

 




 
 
 
 
  
 
 
 
  
 

Kohler Co. 19 1349981-X5-A

 
 

  
    

  
 
 
 
 

  

 


 

1349981-X5-A 20 Kohler Co.





ฝาปิด
(Antibacterial*)
ฝารองนั�ง
(Antibacterial*)