Troubleshooting (cont.)
Sensor Troubleshooting Table
Symptoms
1.
Intermittent sensor
operation.
2.
Handle LED is lit,
but green sensor
LED is not.
3.
Yellow sensor LED
does not
illuminate with an
object in front of
it.
Kohler Co.
Probable Causes
Recommended Action
A. Debris on the
A. Use mild soap and
sensor lens.
water to gently remove
debris from the sensor
lens.
B. Sensor is
B. Rotate the spout away
detecting
from the steam.
steam.
A. Loose sensor
A. Check sensor wire
wire
connection to the circuit
connection.
board.
B. Debris on the
B. At the circuit board,
sensor wire
gently disconnect,
connector.
clean, and reconnect the
sensor wire connector.
C. Circuit board
C. Replace the cover
is not
assembly.
functioning.
A. Object is
A. Test the sensor using
clear or color
your hand.
is
undetectable
by the sensor.
B. Debris on the
B. At the circuit board,
sensor wire
gently disconnect,
connector.
clean, and reconnect the
sensor wire connector.
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