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Troubleshooting (cont.)
Troubleshooting Table
Symptoms
5.
Continuous flow.
Only cold water flows
6.
from the outlets.
7.
Fluctuating or reduced
flow rate. Valve is
functioning properly.
8.
Blend temperature drift or
temperature cycling.
1143086-2-D
Probable Cause
B. If the above recommended
action does not correct the
symptom, the interface or valve
requires servicing.
A. System will not switch off.
A. Hot water supply is either not
turned on or not connected to
the valve inlet.
B. Hot water inlet is blocked.
C. The hot water supply is
exhausted.
D. If none of the recommended
actions for the above issues
correct the symptom, the valve
requires servicing.
A. Valve inlets may be blocked.
B. Fittings/Spray faces may be
blocked.
C. Water outlet pressure is low.
D. Fluctuating supply pressure.
E. Water supply temperatures are
not within the recommended
range.
A. Fluctuating water supply
temperature.
B. Pressure difference greater than
5 psi (34.5 kPa) between the hot
and cold supply lines.
C. If none of the recommended
actions for the above issues
correct the symptom, the valve
requires servicing.
Recommended Action
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. Check if the hot water supply is
turned on and connected to the
valve inlet.
B. Check the hot water inlet screen for
blockage. Clean or replace the inlet
screen. Refer to the Valve
Homeowners Guide.
C. Allow time for the water heater to
come up to temperature.
D. Contact your Kohler Co.
Authorized Service Representative.
A. Check the valve inlets for blockage
or debris. Clean the inlet screens.
Refer to the "Clean the Inlet
Screens" section in the Valve
Homeowners Guide.
B. Clean the spray faces and any
screens in your fittings.
C. Check that the flow rate is at or
above the minimum rate required.
Refer to "Specifications" section in
the Valve Homeowners Guide.
D. Verify that the dynamic inlet
pressures are within specifications.
Refer to "Specifications" section in
the Valve Homeowners Guide.
E. Check if inlet water temperatures
are within the recommended range.
A. Check the inlet temperature
differentials and verify they are
sufficient. Refer to "Specifications"
section in the Valve Homeowners
Guide.
B. Install pressure regulators to bring
the supplies within 5 psi (34.5 kPa)
of each other.
C. Contact your Kohler Co.
Authorized Service Representative.
10
Kohler Co.
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