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Troubleshooting Procedures (cont.)
Whirlpool
Symptoms Probable Causes Recommended Action
1. Whirlpool does not start
or stop.
A. No power to motor. A. Check that the pump and heater
are plugged in and that the GFCI
or RCD is switched to the correct
position. Plug in or reset the
GFCI/RCD as needed.
B. Air hose is loose or disconnected. B. Check that the hose is connected
at both the receiver/pump end
and to the air switch. Reconnect if
needed.
C. Air hose is pinched or kinked. C. Adjust hose to clear the
pinched/kinked area. If the
tubing is pinched/kinked and
cannot be readjusted, or no
noticeable pinch/kink is apparent,
poke a small hole in the tubing
with a tack and try the system
again.
D. Push button assembly is
damaged.
D. Replace the push button assembly.
E. Push button has grease in the
bleed area.
E. Disassemble the push button
assembly and wipe away any
excess grease. Reassemble the
button and retry the system.
F. Air hose is damaged. F. Replace the air hose.
G. Motor/pump does not work. G. Replace the motor/pump.
2. Motor starts, not all jets
are functioning.
A. Jet is closed. A. Rotate jet trim ring
counterclockwise to open.
B. Jet not installed correctly. B. Reinstall jet; check for O-ring
damage.
C. Jets are blocked. C. Remove blockage.
3. Pump does not prime. A. Pump shimmed too high. A. Lower pump support bracket.
4. Noisy operation. A. Pump banding straps have not
been cut. (Models with support
blocks only.)
A. Cut pump banding straps with tin
snips.
B. Jet O-ring dislodged. B. Remove jet, replace and lubricate
O-ring, and reinstall jet.
Heated Surface
Symptoms Probable Causes Recommended Action
5. Heated bath does not turn
on.
A. No power to power supply. A. Set/reset GFCI or RCD breaker;
check wiring.
B. User keypad cable loose or
damaged.
B. Check wire connections. If
necessary, replace user keypad
cable.
C. User keypad does not work. C. Check wire connections. Replace
user keypad.
D. Power supply does not work. D. Replace power supply.
6. Bath is turned on, but
there is little or no heat.
A. Heater cable loose or damaged. A. Check wire connections. If
necessary, replace heater cable.
B. Heater/insulation loose on the
bath.
B. Secure the heater/insulation to the
bath.
C. Heat indicator is yellow or
orange.
C. Press the [Up] arrow to increase
temperature.
D. Heater does not work. D. Replace the heater.
1204118-2-D 14 Kohler Co.
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