Problem
The surface of the sensor is dirty.
There is an obstruction in front of
the sensor.
The stop valve is turned off.
Backup battery connector is discon -
Water won't
nected.
begin run-
ning.
The power generator and sensor
connector is disconnected.
Water supply is suspended.
The strainer or the regulating screen
is clogged.
The surface of the sensor is dirty.
Water won't
There is an obstruction in front of
stop
the sensor.
running.
If the water continues to run after attempting the above solutions, turn
off the stop valve.
The stop valve is not fully opened.
Low fow
The strainer or the regulating screen
rate.
is clogged.
The temperature control handle is
set at "H".
Water tem-
perature is
The stop valve connected to the
too high.
cold-water supply is not fully
opened.
The temperature control handle is
set at "C".
Water tem-
The stop valve connected to the hot
perature is
water supply is not fully opened.
too low.
The hot water supply temperature is
lower than 120°F.
Water
One side of the stop valve is not
tempera-
fully opened.
ture is not
The strainer or the regulating screen
controlled
is clogged.
properly.
Short detec-
The self-adjusting sensor may not
tion range.
work properly when strained or
blocked by water droplets.
TROUBLESHOOTING
Cause
9
Solution
Clean the surface of the sensor.
Remove the obstruction.
Turn on the valve.
Connect the backup battery connector.
Securely attach the connector(s).
Wait until the water supply is
restored.
Clean the strainer and the regulating
screen.
Clean the surface of the sensor.
Remove the obstruction.
Open the stop valve fully.
Clean the strainer and the regu-
lating screen.
Set the temperature control
handle to the middle point.
Open the cold-water stop valve fully.
Set the temperature control
handle to the middle point.
Open the hot water stop valve fully.
Set the hot water supply temperature
to 120° F.
Open the stop valve fully.
Clean the strainer and the regulating
screen.
Clean the sensor surface.