Troubleshooting - Kohler K-1168 Installation Manual

Troubleshooting

NOTICE: This section 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. User keypad does not
illuminate when power
button is pressed or the
outer ring is rotated.
2. Ground-Fault
Circuit-Interrupter (GFCI)
or Residual Current
Device (RCD) trips when
bath with airjets is turned
on.
3. User keypad is
illuminated, but does not
respond to buttons or
outer ring.
4. Blower motor will not
start.
5. Blower motor stops
running and will not
immediately restart.
Keypad is illuminated.
Kohler Co.
Probable Causes
A. No power to control.
B. Ground-Fault Circuit-Interrupter
(GFCI) or Residual Current
Device (RCD) tripped.
C. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
D. User keypad does not work.
E. Control does not work.
A. Electrical harness is wet or
damaged.
B. Electrical wiring to the bath
junction box is wet or damaged.
C. Electrical wiring to the bath
power cord is wet or damaged.
D. Blower motor is shorted
internally.
E. Control is shorted internally.
A. Control program is locked.
B. P5 plug assembly harness from
user keypad to control is loose,
disconnected, or damaged.
C. User keypad does not work.
D. Control does not work.
A. Power cord from blower motor
to control is loose, disconnected,
or damaged.
B. Blower motor does not work.
C. Control does not work.
A. Blower motor overheated and
protection device activated.
21
Recommended Action
A. Check wiring and connect power.
B. Reset GFCI or RCD. If it trips
again, refer to "Ground-Fault
Circuit-Interrupter (GFCI) or
Residual Current Device (RCD)
trips when bath with airjets is
turned on."
C. Check wiring for proper
connections. Replace the wiring
harness if necessary.
D. Replace the user keypad.
E. Replace the control.
A. Check for wet connections. Dry the
connections and repair the leak.
Check for insulation or connector
damage. Replace the harness if
damaged.
B. Have a qualified electrician
diagnose and correct the problem
in accordance with applicable
building and electrical codes.
C. Have a qualified electrician
diagnose and correct the problem
in accordance with applicable
building and electrical codes.
D. Replace the blower motor.
E. Replace the control.
A. Reset GFCI or RCD.
B. Check wiring for proper
connections. Replace the wiring
harness if necessary.
C. Replace the user keypad.
D. Replace the control.
A. Check wiring for proper
connections.
B. Replace the blower motor.
C. Replace the control.
A. Check for blockage at motor vents.
Remove blockage and allow motor
to cool. Refer to dealer or
wholesale distributor. Otherwise,
refer to "User keypad is
illuminated, but does not respond
to buttons or outer ring. Blower
motor will not start."
1035472-2-J