Installation Guide

Troubleshooting (cont.)
Troubleshooting Table
Symptoms Probable Cause Recommended Action
7. Fluctuating or
reduced flow
rate. Valve is
functioning
properly.
A. Valve inlets may be
blocked.
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. Fittings/Spray
faces may be
blocked.
B. Clean the spray faces
and any screens in
your fittings.
C. Water outlet
pressure is low.
C. Check that the flow
rate is at or above
the minimum rate
required. Refer to
″Specifications″
section in the Valve
Homeowners Guide.
D. Fluctuating supply
pressure.
D. Verify that the
dynamic inlet
pressures are within
specifications. Refer
to ″Specifications″
section in the Valve
Homeowners Guide.
E. Water supply
temperatures are
not within the
recommended
range.
E. Check if inlet water
temperatures are
within the
recommended range.
8. Blend
temperature
drift or
temperature
cycling.
A. Fluctuating water
supply
temperature.
A. Check the inlet
temperature
differentials and
verify they are
sufficient. Refer to
″Specifications″
section in the Valve
Homeowners Guide.
B. Pressure difference
greater than 5 psi
(34.5 kPa) between
the hot and cold
supply lines.
B. Install pressure
regulators to bring
the supplies within 5
psi (34.5 kPa) of each
other.
1143086-2-E 12 Kohler Co.