Troubleshooting (cont.)
Bath System
Symptoms
7.
Blower motor runs but no
air bubbles are formed.
8.
Blower motor operates,
air bubbles are formed,
zone controls work, but
variable speed feature
does not work.
Blower motor won't turn
9.
off when the Power icon
on user keypad is
pressed.
10. A zone does not produce
air bubbles but another
zone operates normally.
11. Surge mode does not
work.
12. Water spillage or damage
observed under the bath.
13. Bath does not purge
automatically.
Chromatherapy (some models)
Symptoms
14. Chromatherapy lights do
not work.
15. Chromatherapy does not
cycle.
1204120-2-C
Probable Causes
A. Blower air inlet is blocked.
B. Airjets are clogged.
C. Blower motor does not work.
D. Control does not work.
A. Blower air inlet is blocked.
B. Loose, disconnected, or
damaged wiring harness.
C. User keypad does not work.
D. Blower motor does not work.
E. Control does not work.
A. User keypad does not work.
B. Loose, disconnected, or
damaged wiring harness.
C. Control does not work.
A. Zone is not selected.
B. Butterfly valve does not work.
C. Loose, disconnected, or
damaged wiring harness.
D. User keypad does not work.
E. Control does not work.
A. User keypad does not work.
B. Control does not work.
A. Drain or overflow leaking.
B. Wall, deck, and/or shower door
is improperly sealed.
C. Cracked piping or air channels.
A. Level sensor wires are
disconnected.
Probable Causes
A. Loose, disconnected or damaged
wiring/connections.
B. Control does not work.
A. Chromatherapy harness
assembly does not work.
20
Recommended Action
A. Clean blower air inlet.
B. Use a small between-the-teeth
dental brush and white vinegar.
Dip the brush in the vinegar, brush
the hole, rinse the brush in clean
water, and then use the wet rinsed
brush to rinse the hole.
C. Replace the blower motor.
D. Replace the control.
A. Clear blower air inlet.
B. Check wiring for proper
connections. Replace the wiring
harness if necessary.
C. Replace the user keypad.
D. Replace the blower motor.
E. Replace the control.
A. Replace the user keypad.
B. Check wiring for proper
connections. Replace the wiring
harness if necessary.
C. Replace the control.
A. Select the zone according to the
instructions in the "Operating
Instructions" section.
B. Replace the butterfly valve.
C. Check wiring for proper
connections. Replace the wiring
harness if necessary.
D. Replace the user keypad.
E. Replace the control.
A. Replace the user keypad.
B. Replace the control.
A. Repair or replace the drain
assembly according to the
manufacturer's instructions.
B. Apply silicone sealant at the seams
between the bath and the wall,
deck, or door.
C. Contact Kohler Co. using the
information on the back page.
A. Connect the level sensor wires.
Recommended Action
A. Check wiring for proper
connections. Replace wiring if
necessary.
B. Replace control.
A. Replace the chromatherapy harness
assembly.
Kohler Co.