Kohler K-72218 Guide D'installation Et D'entretien page 23

Troubleshooting (cont.)
Solenoid Troubleshooting Table
Symptoms Probable Causes
1. Water leaking A. Hose
from the connections are
valve. not secure.
B. Internal leak.
2. No audible A. Loose solenoid
"click" when
wire connection.
solenoid is
activated.
B. Solenoid valve is
not functioning.
Handle Switch Troubleshooting Table
Symptoms Probable Causes
1. Handle LED A. Valve setscrew
is lit when needs
the handle is adjustment.
closed.
2. Handle does A. Valve setscrew
not return to needs
the upright adjustment.
position.
3. Water does A. Valve setscrew
not fully shut needs
off. adjustment.
4. Handle LED A. Loose handle
does not switch wire
illuminate connection.
when the
B. Handle switch
handle is
wires incorrectly
rotated open.
placed in
connector after
servicing.
C. Circuit board is
not functioning.
D. Handle switch is
not functioning.
Sensor Troubleshooting Table
Symptoms Probable Causes
1. Intermittent A. Debris on the
sensor sensor lens.
operation.
B. Sensor is
detecting steam.
2. Handle LED A. Loose sensor
is lit, but wire connection.
green sensor
LED is not.
Kohler Co.
Recommended Action
A. CAUTION: Risk of personal injury or
product damage. Turn off the main
power and water supply. Check all
connections. Make adjustments as
needed.
B. Replace the solenoid valve assembly.
A. Check solenoid wire connection to the
circuit board.
B. Replace the solenoid valve assembly.
Recommended Action
Refer to the "Handle LED Adjustment"
A.
section.
Refer to the "Handle LED Adjustment"
A.
section.
Refer to the "Handle LED Adjustment"
A.
section.
A. Check handle switch wire connection
to the circuit board.
B. Refer to Handle (Valve) Switch Service
Kit 1186840-9 for proper wire
connections.
C. Replace the cover assembly.
D. Replace the handle switch. Refer to
Valve Switch Service Kit 1186840-9.
Recommended Action
A. Use mild soap and water to gently
remove debris from the sensor lens.
B. Rotate the spout away from the steam.
A. Check sensor wire connection to the
circuit board.
23 1186051-2-B