14
ENGLISH
TROUBLESHOOTING
Problem
Cause
Solution
Water won’t
begin
running.
The surface of the sensor is
dirty.
Clean the surface of the sensor.
There is an obstruction in front
of the sensor.
Remove the obstruction.
The stop valve is turned off.
Turn on the valve.
The controller is unplugged.
Plug in the controller.
The sensor connector is dis-
connected.
Securely attach the connector(s).
Water service is suspended.
Wait until the water service is restored.
The strainer or the nozzle
screen is clogged.
Clean the strainer and the nozzle
screen.
Water won’t stop
running
The surface of the sensor is
dirty.
Clean the surface of the sensor.
There is an obstruction in front
of the sensor.
Remove the obstruction.
If the water continues to run after attempting the above solutions, turn
off the stop valve.
Low flow rate
The stop valve is not fully
opened.
Open the stop valve fully.
The strainer or the nozzle
screen is clogged.
Clean the strainer and the nozzle
screen.
Water tempera-
ture is too high
The temperature control
handle is set at “H”.
Set the temperature control handle to
the middle point.
The stop valve connected to
the cold-water supply is not
fully opened.
Open the cold-water stop valve fully.
Water tempera-
ture is too low
The temperature control
handle is set at “C”.
Set the temperature control handle to
the middle point.
The stop valve connected to
the hot water supply is not
fully opened.
Open the hot water stop valve fully.
The hot water supply temper-
ature is lower than 120°F.
Set the hot water supply temperature
to 120°F.
Water
temperature
adjusts
incorrectly
One side of the stop valve is
not fully opened.
Open the stop valve fully.
The strainer or the nozzle
screen is clogged.
Clean the strainer and the nozzle
screen .
Short detection
range
The self-adjusting sensor
may not work properly when
strained or blocked by water
droplets.
Clean the sensor surface.
