13. Troubleshooting Procedure
Troubleshooting Guide
This troubleshooting guide is for general aid only. A Kohler Authorized Service Representative or qualified
electrician should correct any electrical problems. For warranty service, contact your dealer or wholesale
distributor.
Symptoms Probable Causes Recommended Action
1. Bath with airjets does not start. A. No power to blower motor. A. Set/reset GFCI or ELCB
breaker; check wiring.
B. User keypad cable loose or
damaged.
B. Check wire connections. If
necessary, replace user keypad
cable.
C. User keypad does not work. C. Check wire connections.
Replace user keypad.
D. Blower motor does not work. D. Replace blower motor.
2. Blower motor starts, but there
are few or no bubbles.
A. Blower motor is disconnected. A. Connect blower motor to air
harness.
B. Blower motor air flow is
restricted.
B. Clean the area around the
blower motor. Ensure adequate
ventilation.
3. Bath stops automatically before
18 minutes.
A. GFCI or ELCB trips. A. Identify source of fault and
correct.
B. Motor overheated and
protection device activated.
B. Check for blockage at motor
vents. Remove blockage and
allow motor to cool.
4. Bath does not stop
automatically after 22 minutes.
A. Blower motor does not work. A. Replace blower motor.
5. Blower motor does not stop
when power button on user
keypad is pressed.
A. User keypad cable loose or
damaged.
A. Check wire connections. If
necessary, replace user keypad
cable.
B. User keypad does not work. B. Replace user keypad.
6. Blower motor operates but
variable speed feature does not
work.
A. User keypad cable loose or
damaged.
A. Check wire connections. If
necessary, replace user keypad
cable.
B. User keypad does not work. B. Replace user keypad.
C. Blower motor does not work. C. Replace blower motor.
7. Automatic purge cycle does
not occur.
A. Blower motor does not work. A. Replace blower motor.
Purge Mode
On/Off
Increases Flow
Decreases Flow
1040292-2-C 14 Kohler Co.
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