Troubleshooting Procedures (cont.)
Symptoms
3.
Whirlpool stops
automatically.
4. The motor starts but not
all jets function.
5. Noisy pump operation.
6. Heater does not operate
(units with heaters only).
Kohler Co.
Probable Causes
A. Pump has overheated and the
protection devices has activated.
B. GFCI/RCD circuit has tripped.
A. Jets are closed.
B. Jets are blocked or trim ring
rotation is impeded.
C. Jets not installed correctly.
D. Pump is not supported correctly
and is cavitating.
A. The pump banding straps have
not been cut.
A. No power to heater or it is not
connected to a separate outlet
from the pump.
B. The water temperature is above
104°F (40°C).
7
Recommended Action
A. Check for blockage at the motor
vents. Check for suction
blockage. Check for jet blockage.
Remove any blockage and allow
the motor to cool.
B. Identify source fault and correct.
Check that the GFCI/RCD has
not been tripped. If problem
persists, contact an electrician.
A. Rotate the jet trim ring
counterclockwise to
open/increase flow to the jets.
B. Debris may be obstructing the jet
opening or preventing the jet
trim ring from rotating. Remove
the trim ring and remove
obstruction.
C. Reinstall the jet; check for any
O-ring damage.
D. Review the installation
instructions and verify that the
pump is at the appropriate
height and the pump banding
straps (when applicable) have
been cut.
A. Using tin snips, cut pump
banding straps.
A. Verify that the heater is
connected to a separate outlet
from the pump and that the
connection has power.
B. As a safety precaution, the heater
will not operate when the water
temperature is above 104°F
(40°C).
1010564-5-L