Kohler K-5401IN-0 User manual

Installation Guide
VEIL INTELLIGENT TOILET
K-5401IN-0
Kohler China Investment Co., Ltd.
No.158, Jiangchangsan Road, Jing'An District, Shanghai, PRC Post Code : 200436
Manufacturer: Shanghai Kohler Electronics., Ltd.
No. 1955, Fengxiang Road, Baoshan Area, Shanghai, PRC Post Code : 200444
1373184-IN01-A

面遇到任何問題，務必請您與我們聯繫。
Product inlet hose
Product tee valve
Assorted screwdrivers
Screw（match with 10mm anchors）
Expansion Bolt Kits
Fig.#1
TOOLS AND MATERIALS REQUIRED (Not supplied)
254mm adjustable wrench
Tape measure
Masking tape
Knife
VEIL
BEFORE YOU BEGIN
INSTALLATION INSTRUCTIONS
INTELLIGENT TOILET
K-5401IN-0
Confirm the distance the water outlet connector away from the finished wall: upper the surface of finished wall by
3mm and lower the surface of finished wall by 5mm otherwise it may affect installation.
Recommend using the main inlet hose at least DN15mm to make sure the following request of water supply conditions.
Customer shall avoid any obvious pipe shrinkage or blockage from pipe installation or PPR pipe thermal fusion
connection for better flushing effect. Ensure inlet water diameter after connection is greater than 15mm.
Measure water conditions before buying the product, there are two measure ways as following.
1
2
Confirm the rough in 305mm，it need reach to 292~350mm，otherwise it may affect installation.
Note If combined with other faucets in the bathroom, make sure the water condition meets minimum requirement.
Use the hose and Tee valve of this toilet.
3Make sure meet the following water supply condition request before installation.
Simple way to measure water volume:
Prepare a bucket. Fully turn on the tee valve. Firstly flush three times and test. Fill the bucket with water into
the bucket for 10 seconds. The mininum water volume is advised to be above 5.7L.
Pre-arrange enough space for toilet installation. Make sure it will not affect the opening and closing of the door.
When install the product in the room, a stop valve shall be installed in a close proximity. For emergency
circumstances, the water inlet valve shall be stopped without using any tools; otherwise unexpected failure may
cause the loss to the customer.
These instructions contain important care, cleaning, and warranty information - please leave instructions for the
consumer.
We appreciate your commitment to Kohler quality. Pleas
e take a few minutes to review this manual before
installation. If you encounter any installation or performan ce problems, please don't hesitate to contact us.Thanks
again for choosing Kohler Company.
Please read the following instructions carefully and familiarize yourself with the required tools, materials, and
installation sequences. Follow the section that pertain to your particular installation. This will help you avoid costly
mistakes. In addition to proper installation, please also read all operating and safety instructions.
All information in the instructions is based upon the latest product information available at the time of publication.
Kohler China reserves the right to make changes in product characteristics, packaging, or availability atany time
without notice.
1373184-IN01-A
2
Kohler Co.

WARNING: Must use 10A receptacle.
Simple way to measure water volume 2:
NOTES
DANGER: Risk of electric shock. Disconnect power before using.
WARNING: Risk of electric shock. Connect only to circuits protected by Ground-Fault
Circuit-Interrupters (GFCI's) or Earth-Leakage Circuit-Breakers (ELCB's).
a rag in the floor flange opening.
NOTICE: Follow all local plumbing and electrical codes.
NOTICE: Receptacles installed in bathrooms to be located at least 1 meter from a bathtub or shower if
practical.
CAUTION: Risk of hazardous gases. If a new toilet is not installed immediately, temporarily place
yltsrif,deneposievlavllabehtretfA.ecivedgni
tsetyticapacylppusretawdetacidedesutsum:noitnettA
flush three times and test.
The minimum dynamic pressure for the testing device is advised to be above 0.046Mpa(6.7 psi).
Observe all local plumbing and building codes.
Carefully inspect the new toilet for damage.
Water and electrical supplies may be wall mounted.
There is a wiring schematic on the inside of the of the junction box cover.
Please use the water supply hose accompanying with new machine. The old hose assembly
shall not be used again.
WARNING: Risk of electric shock，fire or personal injury. This product must be installed safely.
Connect only to dedicated 220-240V~, 50/60Hz, 10A circuit protected by Ground-Fault Circuit-
Interrupters (GFCI’s) or Earth-Leakage Circuit-Breakers (ELCB’s).
Pressure gauge
Hose
Product inlet Hose
Product tee valve Fig.#2
Kohler Co.
3
1373184-IN01-A

Measurements
Average 3.6L, Full flush 4.8L, ECO flush 3.0L
305mm
Min water pressure 0.1Mpa (dynamic pressure)
Max water pressure 0.74Mpa
220-240V~, 50/60Hz
1075W
About 1600W
About 1.3m
About 670mm x 438mm x 533mm
About 46kg
35
40
Water supply volume
Roughing
Water pressure
Rated voltage
Rated power*
Max instantaneous power
Length of power line
Product outline dimension
Weight of product
Inlet water temp
Operation Environment
NOTE: See "Homeowner's Guide" for detailed specifications of the bidet seat.
Fig.#3
Kohler reserves the right to change marked dimensions without prior notice.
Remote control Unit: mm
160
Finished Wall
438
900
533
100 150
250
Water Outlet Finished Floor
330
58 670
Tee valve (G1/2)
*Need customer to purchase
Bidet inlet hose
G3/4
G1/2
Toilet inlet hose
Tee valve
(G3/4)
305
Rough in
Front of Bowl
Bottom View
*Power value testing condition: dynamic pressure 0.2Mpa, inlet water temp 15°C.
SPECIFICATIONS
1373184-IN01-A
4
Kohler Co.

× 4
Fig.#5
Toilet
A. Hold the rim of the vitreous shell and take out the toilet.
WARNING: Risk of personal injury and product damage!Please do not hold the rim of the bidet seat when lifting the
the toilet. As the toilet is heavy, please seek help if necessary.
Overall Sketch
Crash pad
Seating sensing area
Nozzle
Press it again to turn it off.
Press Warm Wind button to start the warm wind function.
Press the button to enter Rear Wash mode.
Light sensing area
Press the button to enter Front Wash mode.
Press it again to turn it off.
Press the button to turn off the night light function (long tone hint)
Press the button to turn off the power (long tone hint)
Press it again to turn it off.
Press it again to turn on (short tone hint)
PREPARATIONS BEFORE INSTALLATION
Seat (anti-microbial)
Press the button for Flushing
Fig.#4
Cover (antibacterial)
Kohler Co.
5
1373184-IN01-A

Fig.#6
B. Roughing-In
DANGER: Risk of electric shock. Disconnect power before servicing.
NOTE: This product is designed to work with wall mounted electrical and water supplies as shown in the
mounting dimensions.
WARNING: Risk of electric shock. Connect only to circuits protected by Ground-Fault Circuit-Interrupters
(GFCI's) or Earth-Leakage Circuit-Breakers (ELCB's).
Keep bath and shower away from electrical parts (such as remote controller, receptacle,etc).
When the electrical supply is mounted on the wall, a GFCI or ELCB protected and water proof receptacle
is required.
Fig.#7
A.
INSTALLATION
To Remove Existing Toilet
Turn off the water supply. Flush the toilet, and use a sponge to remove the remaining water from the tank and
bowl. Disconnect the supply shut-off valve (if present), and remove the old tank and bowl.
B. Place an 800mmX800mm cushion on the floor, take out the toilet from the carton then put the
toilet on it.
Remove old gasket from the floor and closet flange with a putty knife. Remove old T-bolts and discard them.
NOTICE: if a new toilet is not installed immediately, temporarily stuff a rag in the closet floor flange.
Closet Floor Flange
1373184-IN01-A
6
Kohler Co.

Bolt
Mark symbol Hole(two sides)
305mm
3/8
10mm
Fig.#9
D. Drill two holes and insert plastic inserts and T-bolts (Purchased by customer)
Fig.#10
2.
3.
Confirm the toilet drain hole center and mark down the centerline on Front, back, left and
right outside of toilet.
Make sure the toilet side mark symbol is align to the drain hole centerline on the finished
floor.Mark down the left and right holes.
C. 1. Confirm the drain hole center and mark down the“+”centerline perpendicular to the finished
wall.
Fig.#8
Unit: mm
250 10
330 10
250 10
200 5
85 5
305
150 10
150 10
100 10
Kohler Co.
7
1373184-IN01-A

E.
Fig.#11
Fig.#12
Silica gel
Coated Silica gel on the opposite
side of floor flange
Position the floor flange align the
drain hole, and press it onto the
finished floor .
Install the Electrical Service and Water Supply.
properly-grounded, grounding-type receptacle protected by a Ground-Fault Circuit-Interrupter
(GFCI). Do not remove the grounding pin or use a grounding adapter.
DANGER: Risk of electric shock. Disconnect power before servicing.
DANGER: Risk of electrical shock. For plug-in installations/wall-mounted electrical supply: connect only to a
a Class A Ground-Fault Circuit-Interrupter (GFCI) or Earth-eakage Circuit-Breaker (ELCB).
NOTE: This product is designed for installation with the electrical supply attached to the wall. Both types
are illustrated. Refer to the dimensional information for your chosen installation.
Follow the dimensional information exactly when installing the hardwire electrical supply.
Side Plate
F. Install the Floor Flange
G. Remove side plates
Unscrew the nut cap on the tee joint.
Nut cap
DANGER: Risk of electrical shock. For hardwire installations/through-floor electrical supply:
Connect only to a properly-grounded, dedicated 220-240V~, 50/60Hz, 10A circuit protected by
1373184-IN01-A
8
Kohler Co.

Nut
WARNING: Risk of personal injury. The vitreous shell weighs 35 kg. Use proper lifting technique when
handling the vitreous shell.
CAUTION: Risk of product damage. Do not set the shell down hard. Gently lift and move the shell if it is not
placed correctly. If handled harshly, the shell may chip or break.
Carefully pick up the vitreous shell.
Make sure the trap way sits fully in the outlet gasket. If the vitreous shell does not sit evenly on the floor, then the
trap way will not be properly aligned.
Make all adjustments gently reference the toilet side mark symbol and the drain hole centerline on the finished
floor until the trapway is properly seated.
Use nut and washer to fasten the bolts and fix up the toilet.
CAUTION: Risk of product damage . Do not move the toilet after the trap way is properly seated to
avoid the wax seal invalidated, Change the wax ring if it is needed to move.
WARNING: Risk of personal injury or product damage. Overtightening may cause breakage or chipping.
H. Fix Wax Ring
Place the wax ring on the waste outlet.
I. Install the Vitreous Shell
Fig.#13
Fig.#14
Kohler Co.
9
1373184-IN01-A

Unit: mm
1. Dimensions in the pictures are for reference only.
2. Install Deco Cover.
3.
J. Install Angle Valve.
IMPORTANT!
Wrong inlet hoses connection sequence is not allowed.
Fig.#15
G3/4
Connect to grey water
Connect to tap water
G1/2
Fig.#16
1. Connect the water outlet.
2. Open the shut-off valve.
3. Connect toilet hose to angle valve A.
4. Connect bidet hose to angle valve B.
NOTE: Please do not reuse the old hose.
K. Connect the Water
IMPORTANT!The supplied hoses
must be used for this installation.
Bidet inlet
Valve B
G1/2
Back view
Toilet hose
Toilet inlet
Valve A
G3/4 supply stop
250 10
330 10
100 10
150 10
Close by rotating the handle clockwise and
open counterclockwise
Handle of angle valve
Tee valve Decorative cover
Connect to grey water
G3/4
Connect to tap water
G1/2
NOTE: Please do not reuse the old angle valve.
G1/2 valve should be purchased by customers.
Recommend to use Kohler valve (1305032-sp).
1373184-IN01-A
10
Kohler Co.