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