Installation Guide

Troubleshooting (cont.)
Whirlpool System
Symptoms Probable Causes Recommended Action
8. Pump does not
automatically stop after 22
minutes.
A. 20-minute timer inadvertently
disabled.
A. See Service Manual.
9. Pump won’t turn off
when the Power icon on
user keypad is pressed.
A. User keypad does not work. A. Replace user keypad.
B. Control does not work. B. Replace control.
10. Pump operates but
variable speed feature
does not work.
A. Motor/pump does not work. A. Replace motor/pump.
B. Control does not work. B. Replace control.
11. Bath water cools while
pump is operating.
A. Water temperature above 104°F
(40°C).
A. Allow bath water to cool.
B. Heater has turned off either
manually or automatically.
B. Turn heater on.
C. Wiring from heater to control is
loose, disconnected or damaged.
C. Check wiring for proper
connections.
D. Heater does not work. D. Replace heater.
E. Control does not work. E. Replace control.
12. Noisy operation. A. Pump banding straps have not
been cut.
A. Cut pump banding straps with tin
snips.
B. Dry or dislodged jet O-ring
(squeal).
B. Remove jet, replace and lubricate
O-ring, and reinstall jet.
Air System
Symptoms Probable Causes Recommended Action
1. User keypad does not
illuminate when Power
icon is pressed or the
outer ring is rotated.
A. No power to control. A. Check wiring and connect power.
B. Ground-Fault Circuit-Interrupter
(GFCI) or Residual Current
Device (RCD) tripped.
B. Reset GFCI or RCD. If it trips
again, refer to ″Ground-Fault
Circuit-Interrupter (GFCI) or
Residual Current Device (RCD)
trips when bath is turned on.″
C. Wiring harness from user
keypad to control is loose,
disconnected or damaged.
C. Check wiring for proper
connections. Replace the wiring
harness if necessary.
D. User keypad does not work. D. Replace the user keypad.
E. Control does not work. E. Replace the control.
2. Ground-Fault
Circuit-Interrupter (GFCI)
or Residual Current
Device (RCD) trips when
bath is turned on.
A. Electrical harness is wet or
damaged.
A. Check for wet connections. Dry the
connections and repair the leak.
Check for insulation or connector
damage. Replace the harness if
damaged.
B. Electrical wiring to the bath
junction box is wet or damaged;
or the power amperage is
inadequate.
B. Have a qualified electrician
diagnose and correct the problem
in accordance with applicable
building and electrical codes; or
increase the power amperage to 20
A.
C. Electrical wiring to the bath
power cord is wet or damaged.
C. Have a qualified electrician
diagnose and correct the problem
in accordance with applicable
building and electrical codes.
D. Blower motor is shorted
internally.
D. Replace the blower motor.
Kohler Co. 15 1208018-2-D