Kohler K-3492 Assembly instructions

1035530-X2-A
Installation and Care Guide
Toilet
K-3492
X product numbers are for Thailand (i.e. K-12345X)
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  

1035530-X2-A 2 Kohler Co.
Tools and Materials
Thank You For Choosing Kohler Company
We appreciate your commitment to Kohler quality. 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 the back cover. Thanks again for choosing Kohler Company.
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 properly-grounded, grounding-type receptacle which is protected by a Ground-Fault Circuit-Interrupter
(GFCI). Do not remove the grounding pin or use a grounding adapter.
DANGER: Risk of electrical shock. For hardwire installations/through-floor electrical supply: Connect only
to a properly-grounded, dedicated 220 VAC, 15 A, 50 Hz circuit protected by a Class A Ground-Fault
Circuit-Interrupter (GFCI) or Earth-Leakage Circuit-Breaker (ELCB).
CAUTION: Risk of hazardous gases. If a new toilet is not installed immediately, temporarily place 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,
but in no case less than 0.5 meter.
Observe all local plumbing and building codes.
Carefully inspect the new toilet for damage.
Water and electrical supplies may installed through either the wall or the floor. For a more aesthetic look, installation
of the supplies through the floor is recommended.
There is a wiring schematic on the inside of the junction box cover.
Before You Begin

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1. Roughing-In
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 properly-grounded, grounding-type receptacle which is protected by a Ground-Fault Circuit-Interrupter
(GFCI). Do not remove the grounding pin or use a grounding adapter.
DANGER: Risk of electrical shock. For hardwire installations/through-floor electrical supply: Connect only
to a properly-grounded, dedicated 220 VAC, 15 A, 50 Hz circuit protected by a Class A Ground-Fault
Circuit-Interrupter (GFCI) or Earth-Leakage Circuit-Breaker (ELCB).
NOTE: This product is designed for installation with the electrical and water supplies located through either the wall
or the floor.
24-5/8" (62.5 cm)
L of Outlet
16-1/2" (41.9 cm)
16-5/8"
(42.2 cm)
18-1/4"
(46.4 cm)
Wall
14-1/8"
(35.9 cm)
12"
(30.5 cm)
Front of Bowl
C
3/8" Compression
Supply
6-5/8"
(16.8 cm)
15-7/8"
(40.3 cm)
7-1/4"
(18.4 cm)
4-3/8"
(11.1 cm)
38-3/4"
(98.4 cm)
Hardwire
Electrical Supply
Both the electrical and water supplies
can be installed on either the wall or
the floor. Follow the information for
your particular installation.
3/4" (1.9 cm)
3/4" (1.9 cm)
3/4" (1.9 cm)

1035530-X2-A 4 Kohler Co.
2. Install the Electrical Service and Water Supply
DANGER: Risk of electric shock. Disconnect power before servicing.
7-1/4" (18.4 cm)
GFCI-Protected
Receptacle
The wall locations of the
electrical and water supply
are interchangeable.
T-Bolts
6"
(15.2 cm)
12" (30.5 cm)
Floor Flange
2-3/4" (7 cm)
3/4" (1.9 cm)
2-3/4" (7 cm)
Maximum Height
Supply Stop
Supply Stop
Hardwire
Electrical Supply
DANGER: Risk of electrical shock. For plug-in installations/wall-mounted electrical supply: Connect only
to a properly-grounded, grounding-type receptacle which is protected by a Ground-Fault Circuit-Interrupter
(GFCI). Do not remove the grounding pin or use a grounding adapter.
DANGER: Risk of electrical shock. For hardwire installations/through-floor electrical supply: Connect only
to a properly-grounded, dedicated 220 VAC, 15 A, 50 Hz circuit protected by a Class A Ground-Fault
Circuit-Interrupter (GFCI) or Earth-Leakage Circuit-Breaker (ELCB).
Install the Electrical Service
NOTE: This product is designed for installation with the electrical supply located through either the wall or the floor.
Both types are illustrated. Refer to the dimensional information for your chosen installation.
Follow the dimensional information exactly when installing a hardwire electrical supply.
Install the electrical supply for your chosen installation.
Install the Water Supply
NOTE: This product is designed for installation with the water supply located through either the wall or the floor.
Both types are illustrated. Refer to the dimensional information for your chosen installation.
NOTE: A floor mounted water supply stop may be no higher than 2-3/4” (7 cm) from the floor.
Install the water supply. If you are installing a floor supply, study the dimensional information illustrated carefully.

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3. Install the T-Bolts
T-Bolts
Floor
Flange
4 Install the O-Ring
Install two 5/16” diameter T-bolts into the floor flange.
Place the wax ring in the putty ring located on the tank.

1035530-X2-A 6 Kohler Co.
5. Position the Tank
CAUTION: Risk of product damage. Do not push down on any part of the tank assembly other than the
cylinder. Damage may occur.
Outlet Ring
Remove outlet
gasket.
Centerlines
T-Bolts
Tank
Floor Flange
Replace
outlet
gasket.
Press here on cylinder.
Refill Tube
Remove the outlet gasket.
Mark the centerline on the floor.
Align the tank over the floor flange.
Lower the tank onto the floor flange. The T-bolts should align with the mounting slots in the base of the tank.
Carefully align the tank on the centerline.
Position the tank on the T-bolts.
Press down on the cylinder where the gasket was mounted. Do not press anywhere else on the tank assembly.
Replace the outlet gasket.
Position the loose end of the refill tube in the outlet ring.
CAUTION: Risk of product damage. Do not rock or lift the tank after placement. The seal created by the wax
ring may be broken, resulting in leaking.

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6. Secure the Tank
CAUTION: Risk of product damage. Do not overtighten the mounting nuts. Do not shorten the T-bolts.
Place a washer on each T-bolt.
Thread a nut onto each T-bolt.
Hand tighten the nuts.
IMPORTANT! If this installation replaces an existing toilet, a hose other than the one shipped with the water supply
may be used. Use a stainless steel, burst-resistant hose.
NOTE: This installation is configured to accept a floor water supply. A wall supply is also acceptable.
Connect the water.
Open the shut-off valve.
7. Connect the Water
Nut
Washer
T-Bolt
Base of
T
ank Unit
Flexible Hose
Floor supply shown.

1035530-X2-A 8 Kohler Co.
8. Check the Waterline
CAUTION: Risk of property damage. Before use, return the inlet valve lever to the unlocked (closed) position
to avoid overflow.
NOTE: The waterline is marked inside the tank by a notch and a label.
Turn on the water supply.
Move the lever on the motorized inlet valve into the locked (open) position.
Check the water level in the tank. If the water level is at the marked waterline, return the lever to the unlocked
(closed) position. If adjustments are needed, proceed to the next step.
To adjust the water level, use a flat blade screwdriver to gently turn the adjustment rod on the inlet valve. Turning
the rod counterclockwise will lower and clockwise will raise the water level.
Return the lever to the unlocked (closed) position.
Locked
Unlocked
Waterline
Adjust waterline.

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9. Install the Collar
Place the wiring harness plug, level switch wire, and refill tube on the floor so they extend out the rear access
opening.
Tape them to the floor so they will not be pinched or damaged.
Install the collar onto the tank.
Clip the spray shield into place over the fill valve.
Tape
Level
Switch
Wire
Electrical
Plug
Centerline
Refill Tube
Wiring Harness Plug Spray Shield
Collar
Ta n k

1035530-X2-A 10 Kohler Co.
10. Install the Vitreous Shell
WARNING: Risk of personal injury. The vitreous shell weighs 80 lbs. (36 kg). Use proper lifting technique
when handling the vitreous shell.
Carefully pick up the vitreous shell and place it over the tank.
Make sure the trapway seats fully in the outlet gasket. If the vitreous shell does not sit evenly on the floor, the
trapway is not properly seated.
Make all adjustments gently until the trapway is properly seated.
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.
Vitreous
Tank
Collar