Troubleshooting Procedures (cont.)
Symptoms
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.
6. Blower motor starts, some
but not all airjets are
bubbling.
7. Blower motor runs but no
air bubbles are formed.
Kohler Co.
Probable Causes
E. Control does not work.
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. No water in the bath.
B. Power cord from blower motor
to control is loose, disconnected,
or damaged.
C. Blower motor does not work.
D. Control does not work.
A. Blower motor overheated and
protection device activated.
A. Blower motor speed is too low.
B. Blower motor inlet is blocked.
C. Blower motor does not work.
D. Blower motor discharge is
blocked.
E. Check valve does not work.
F.
Airjets are clogged.
A. Blower motor inlet is blocked.
B. Airjets are clogged.
C. Check valve does not work.
11
Recommended Action
E. Replace the control. Refer to your
installer or wholesale dealer.
A. Reset GFCI or RCD.
B. Check wiring for proper
connections. Replace the wiring
harness if necessary. Refer to your
installer or wholesale dealer.
C. Replace the user keypad. Refer to
your installer or wholesale dealer.
D. Replace the control. Refer to your
installer or wholesale dealer.
A. Fill the bath at least 2" (5 cm)
above the top of the highest air jet.
B. Check wiring for proper
connections.
C. Replace the blower motor. Refer to
your installer or wholesale dealer.
D. Replace the control. Refer to your
installer or wholesale dealer.
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."
A. Increase speed setpoint to blower
motor.
B. Clean blower motor inlet.
C. Replace the blower motor. Refer to
your installer or wholesale dealer.
D. Check blockage.
E. Replace the check valve. Refer to
your installer or wholesale dealer.
F.
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.
A. Clean blower motor 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 check valve. Refer to
your installer or wholesale dealer.
1038364-5-B