Kohler K-11842 Homeowner's Manual page 5

Troubleshooting (cont.)
Symptoms Probable
Causes
G. A flex hose
is kinked.
H. Power
supply is
interrupted.
I. No power
J. Bleed hole
in diaphragm
is plugged or
debris exists
on the seal.
K. Solenoid
does not work.
2. Low flow. A. Filter is
plugged.
B. Supply
pressure is
low.
C. Aerator is
plugged.
3. Constant A. Filter is
water flow. plugged.
B. Diaphragm
seal is
damaged or
dirty.
C. Solenoid
does not work.
Sporadic A. The faucet
4.
water flow. is angled
incorrectly to
deck or
misaligned
with user area.
B. The wires
are pinched or
damaged.
Kohler Co.
Recommended Action
G. Check the flex hoses to make
certain they are not kinked. If a
flex hose is kinked, disconnect it,
straighten, and reconnect.
H. Wait 2 minutes after power is
restored, as the sensor cycles
through the learning cycle.
I. Replace the power supply.
J. Clean or replace the diaphragm.
K. Order a new solenoid service
kit.
A. Clean or replace the filter.
B. Check incoming water pressure.
Pressure should be at least 20 psi
(137 kPa).
C. Remove the aerator and clean it.
For calcium/mineral deposits, soak
the aerator plastic insert in a 50:50
mixture of vinegar and water. Soak
only the insert and no other
components.
A. Clean or replace the filter.
B. If the diaphragm is cut or torn,
order a new diaphragm assembly.
Clean or replace the diaphragm.
C. Order and install a new solenoid
assembly.
A. Verify that the faucet is mounted
according to the installation
directions. Ensure that the faucet is
installed in a position that is above
the rim of the lavatory.
B. Remove the spout and verify
that the wires are tucked inside the
spout before reassembling.
5 1124214-5-B