1. Toilet does not work. A. A power failure occurred. A. Wait until the power is restored.
B. Product is under protected status. B. Turn power off at switchbox and then
turn back on.
C. Toilet is OFF. C. Turn on switch on terminal box.
2. Toilet does not flush. A. No water supply. A. Wait for restoration of water supply.
B. The water supply stop is closed. B. Open the water supply stop.
C. A power failure occurred. C. Wait until the power is restored or check
“manual flush” section.
D. Product is under protected status. D. Turn on switch on terminal box.
3. Toilet does not flush A. Filter screen is clogged. A. Refer to “Clean filter screen” section
completely. B. Insufficient manual button travel. B. Dismantle water outlet control panel,
adjust manual flush adjustment rod.
4. Clean function does A. No water supply. A. Wait for restoration of water supply.
not operate properly. B. Water supply valve is not fully open. B. Fully open water supply valve.
C. Toilet is on OFF mode. C. Turn on switch on terminal box
D. Unseated or current sitting position is D. Sit again or adjust sitting position.
unable to detect.
E. Filter screen is clogged. E. Refer to “Clean and Replace Filter
Screen” section.
F. Insufficient water supply pressure. F. Inspect water inlet hose for any sharp
bending. Adjust hose if required.
5. Flush function stops A. Auto stops flush function after continuous A. If needed, press flush button again.
during operation. 5 min flushing.
B. The seat does not detect any user. B. Adjust sitting position and sit again.
6. Spray function starts A. The seat is covered by an object or the A. Remove object and wipe the seat.
even when unseated. seat is wet.
7. Dryer stops working A. Dryer auto stops after continuous 4 min. A. If needed, press dryer button again.
during operation. B. The seat does not detect any user. B. Adjust sitting position and sit on again.
8. Deodoriser fan stops A. The seat sensor is not detecting the user. A. Remove object or wipe seat.
working B. Accidental pressing of STOP button. B. If needed, sit on again after 2 seconds.
C. Auto deodorising function is disabled. C. Refer to “Remote setting guide” section.
9. Unable to open or A. The seat sensor is not detecting the user. A. Remove object or wipe seat.
close cover. B. Customer interference during previous B. Use the remote or manually open/close
cover swing process. cover back to normal position.
*Do not block switch during swing process*
10. Unable to auto A. User does not enter/leave detecting zone. A. Enter or leave detecting zone.
open/close cover. B. Remote “auto swing” function is OFF. B. Refer to “Remote setting guide” section.
C. Toilet is flushing. C. Wait until toilet flush process completes.
11. Night light is not A. Night light function is OFF. A. Refer to “Auxiliary side panel function”
functioning. section to turn on night light.
B. Ambient light is too bright. B. Turn off ambient light and close curtains.
This troubleshooting guide is for general aid only. A Kohler Authorised Service Representative should correct any
electrical problems. For warranty service, contact your dealer or wholesale distributor.
Symptoms Probable Causes Recommended Action
1266554-A02-A 24
TROUBLE SHOOTING
Kohler Co. March 2016
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