Troubleshooting - Kohler K-4026T Installation Instructions Manual

TROUBLESHOOTING

This troubleshooting guide is for general aid only. A Kohler Authorized Service Representative or qualified electrician should
correct all electrical problems. For warranty service, contact your dealer or wholesale Distributor.
SYMPTOMS
1. The toilet does not
flush.
2. The toilet randomly
flushes 2 Times.
3. The toilet flushes 3
times, then
operates normally.
4. The toilet flushes 5
times.
5. The toilet fails to
flush.
6. Bidet seat does not
function.
7. The nozzle has no
water out.
8. No water flow.
9. The water pressure
is low.
10. Water stops flowing
from the spray
wand before I am
finished cleansing.
11. No auto opening or
closing for seat
cover or seat.
12. Wash, Deodorizer,
or Air functions
operate when you
press the icon while
seat is not
occupied.
1144585-T01-A
PROBABLE CAUSES
A. Various.
A. The tank is overfilling.
A. The fill valve is not turning off.
B. The motorized valve is not Closing.
A. The level switch has an intermittent connection.
B. The level switch is stuck in the up position.
C. The level switch is not properly connected.
D. The level switch does not move Freely.
A. There is a problem with the Wiring.
B. The GFCI or ELCB is tripped.
C. There is a problem with the pump connection.
D. The actuation switch is not properly connected.
E. The level switch is not properly connected.
F. The pump assembly does not Work.
G. The actuation assembly does not work.
A. A power failure occurred.
B. The power cord is disconnected or the plug has
no power.
C. Power cord suffers electricity leakage.
Connector plug is not reset.
D. The power is not switched on.
E. You have not touched the seat sensing area.
F. After power off but the prompt sound is not over,
power on again.
A. Seat does not detect user.
B. Water supply stop closed or inlet pipe is bent.
C. Water supply screen plugged.
A. The water supply stop is closed.
B. The seat sensor is not detecting the user.
A. The screen is clogged.
B. Low supply pressure.
A. Five minute after pressing one of the spray icons,
washing automatically stops.
B. The seat sensor is not detecting the user.
A. The user does not enteror depart from the
induction range.
B. "Function of Auto Opening and Closing" has
been turned off.
A. The seat sensor is covered by an object or the
seat is wet.
RECORRECTIVE ACTION
A. Perform the troubleshooting steps below.
A. Immediately perform the troubleshooting steps or
turn the water off. Turn the water back on when
troubleshooting.
A. Repair or replace the fill valve.
B. Repair or replace the motorized valve.
A. Repair of replace the level Switch.
B. Repair or replace the level Switch.
C. Reconnect the level switch Properly.
D. Replace the level switch.
A. Check the wiring and connect the power.
B. Reset the GFCI or ELCB (if Applicable).
C. Check the pump connection.
D. Check the actuation switch Connection.
E. Check the level switch Connection.
F. Replace the pump assembly.
G. Replace the actuation assembly.
A. Wait until the power is restored.
B. Insert the power cord into an electrical outlet or
check the power plug.
C. Press the "Reset" icon on the plug.
D. Press "Power" icon on the side.
E. You have to sit inside the seat sensing area.
F. After power off and wait for the end of the prompt
sound, then power on.
A. Adjust the sitting position. There should be no
object between your skin and seat, such as
trousers.
B. Power off and solve the problem, power on.
C. Clean the screen according to the installation
guide.
A. Open the water supply stop.
B. See activating the seat information in the
"Operation" section.
A. See the "Clean the Screen" section.
B. Increase the pressure.
A. Press the "Rear" or "Front" icon again.
B. See activating the seat information in the
"Operation" section.
A. Please use it correctly referring to "Lid Turning/
Seat Turning".
B. Turn this function on referring to "Setting of Auto
Opening and Closing Function".
A. Remove any water or object form the seat
sensor area.
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