Kohler K-657 Homeowner's Manual page 5

Troubleshooting (cont.)
Interface Troubleshooting Table
Symptoms
3. The interface functions
normally but no water
flows from the
components.
4. Continuous flow.
5. Primary and auxiliary
interface are lit, but
auxiliary interface does
not appear to function.
6. Display is difficult to read. A. Contrast is not optimized.
7. Massage and temperature
therapy does not work.
Valve Troubleshooting Table
Symptoms
1. Maximum blend
temperature too hot or
too cold.
2. Continuous flow.
3. Massage mode shuts
down but water continues
to run from the
showerhead(s).
Kohler Co.
Probable Cause
A. Inlet/outlet fittings may be
blocked.
B. Hot and cold water supplies are
not turned on.
C. The valve or media module
memory may require resetting.
D. System error.
E. If none of the recommended
actions for the above issues
correct the symptom, the media
module requires servicing.
A. System will not switch off.
A. Lock-Out function is enabled.
B. Brightness is not optimized.
A. Massage and temperature
therapy functions are not
enabled.
Probable Cause
A. Incorrect maximum temperature
setting.
B. If the above recommended
action does not correct the
symptom, the interface or valve
requires servicing.
A. System will not switch off.
A. Unequal flow rates between
valve outlets.
B. Fluctuation of inlet pressure.
C. Pressure difference greater than
5 psi (34.5 kPa) between the hot
and cold supply lines.
5
Recommended Action
A. Check the inlets and outlets for
blockage or debris. Clean the inlet
screens. Refer to the "Clean the
Inlet Screens" section in the Valve
Homeowners Guide.
B. Turn on the water supply to the
valve.
C. Disconnect and reconnect the
power supply from the valve and
media module.
D. Check the user interface for an
error code. Refer to the
"Diagnostics" section in the Digital
Interface Homeowners Guide.
E. Contact your Kohler Co.
Authorized Service Representative.
A. Turn off the water and power
supply and contact your Kohler Co.
Authorized Service Representative.
A. Disable in setup mode.
A. Adjust contrast in the user interface
setting menu.
B. Adjust the brightness in the user
interface setting menu.
A. Enable the massage and
temperature therapy functions
using the user interface.
Recommended Action
A. Refer to the "Set the Maximum
Temperature" section in the Digital
Interface User Guide.
B. Contact your Kohler Co.
Authorized Service Representative.
A. Turn off the water and power
supply and contact your Kohler Co.
Authorized Service Representative.
A. Verify the installation has one
bodyspray per valve outlet and
uses bodysprays with the same
flow rate. If needed, contact the
installer to revise the installation.
B. Install pressure regulators in the
supply lines.
C. Install pressure regulators to bring
the supplies within 5 psi (34.5 kPa)
of each other.
1069764-5-B