Kohler K-R77748 - Valve Box Troubleshooting; Sensor Troubleshooting

Troubleshooting (cont.)
Faucet Troubleshooting Table
Symptoms Probable Causes Recommended Action
E. Cracked
diaphragm.
E. Replace the valve box
assembly.
3. Poor spray
pattern.
A. The spray
nozzles are
clogged.
A. Rub your finger over
the nozzles with water
running to dislodge
debris.
4. Water drips or
trickles when
faucet is not in
use.
A. Manual
override is
partially
engaged.
A. Turn the manual
override
counterclockwise as far
as possible. Then turn
the manual override
clockwise until the
water stops dripping.
Valve Box Troubleshooting Table
Symptoms Probable Causes Recommended Action
1. Water leaking
from the valve
box.
A. Hose
connections
are not
secure.
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. Internal leak. B. Replace the valve box.
2. No audible ″click″
when the valve is
activated.
A. Loose valve
box wire
connection.
A. Check the valve box
wire connection.
B. Valve is not
functioning.
B. Replace the valve box.
Sensor Troubleshooting Table
Symptoms Probable Causes Recommended Action
1. Intermittent sensor
operation.
A. Debris on the
sensor lens.
A. Use mild soap and
water to gently remove
debris from the sensor
lens.
B. Sensor is
detecting
steam.
B. Rotate the spout away
from the steam.
1320925-2-C 14 Kohler Co.