Troubleshooting Table; Warranty - Kohler K-528-K1 Installation And Care Manual

Troubleshooting (cont.)

Troubleshooting Table

Symptoms
6. Fluctuating or reduced
flow rate. Valve is
functioning properly.
7. Blend temperature drift or
temperature cycling.
8. Water leaking from the
valve.
CAUTION: Risk of
personal injury or
product damage. Turn off
the main power and
water supply.
9. Hot water only, the valve
shuts down.

Warranty

KOHLER Electronic Faucets, Valves and Controls
®
FIVE-YEAR LIMITED WARRANTY
Kohler Co. warrants that its electronic faucets, valves and controls will be free of defects in material and
workmanship during normal residential use for five years from the date the product is installed. This
warranty applies only to electronic faucets, valves and controls installed in the United States of America,
Canada and Mexico ("North America").
If a defect is found in normal residential use, Kohler Co. will, at its election, repair, provide a replacement
part or product, or make appropriate adjustment where Kohler Co.'s inspection discloses any such defect.
Damage caused by accident, misuse, or abuse is not covered by this warranty. Improper care and cleaning
Kohler Co.
Probable Cause
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.
A. Connections are not secure.
B. Seals are worn or damaged.
C. Internal leak.
A. Hot and cold lines are reversed.
13
Recommended Action
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.
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.
D. Verify that the dynamic inlet
pressures are within specifications.
Refer to "Specifications" section.
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.
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.
A. Check all connections. Make
adjustments as needed.
B. Order a seal service pack and
replace all seals.
C. Unit requires overhaul. Contact
your Kohler Co. Authorized Service
Representative.
A. Switch hot and cold water supply
connections. Verify the hot water
supply is connected to the "Hot"
inlet and the cold water supply is
connected to the "Cold" inlet.
1240338-2-A