Kohler K-1112P Instructions D'installation page 15

Purge Mode
11. 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.
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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.
Recommended Action
A. Set/reset GFCI or ELCB breaker;
check wiring.
B. Check wire connections. If
necessary, replace user keypad
cable.
C. Check wire connections. Replace
user keypad.
D. Replace blower motor.
A. Connect blower motor to air
harness.
B. Clean the area around the blower
motor. Ensure adequate
ventilation.
A. Identify source of fault and
correct.
B. Check for blockage at motor
vents. Remove blockage and
allow motor to cool.
A. Replace blower motor.
A. Check wire connections. If
necessary, replace user keypad
cable.
B. Replace user keypad.
A. Check wire connections. If
necessary, replace user keypad
cable.
B. Replace user keypad.
C. Replace blower motor.
15
Increases Flow
Decreases Flow
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