Troubleshooting (cont.)
Symptoms
4.
There is no power
to the faucet.
Constant water
5.
flow.
Kohler Co.
Probable Causes
Recommended Action
A. Ground Fault
A. Reset the GFCI or
Circuit Interrupter
RCD.
(GFCI) or Residual
Current Device
(RCD) is tripped.
B. The AC power is
B1. The AC power is
not plugged in.
not connected. Connect
the AC power.
B2. Measure the
voltage. There should
be 5V at 1.2A. If there is
no power or insufficient
power replace the AC
unit.
C. HEC or batteries
C. Replace the HEC or
are dead.
batteries (two standard
AAA batteries and 1.5V
alkaline battery).
A. Filter is plugged.
A. Clean or replace the
filters.
B. HEC or batteries
B. Replace the HEC or
are dead.
batteries (two standard
AAA batteries and 1.5V
alkaline battery).
C. The AC power
C. Disconnect and
source is unstable,
reconnect the power.
off, or a circuit is
Wait 2 minutes after the
tripped.
power is restored as the
sensor cycles through
the automatic sensing
distance.
D. Diaphragm seal is
D. If the diaphragm is
damaged or dirty.
cut or torn, order a new
diaphragm assembly.
Clean or replace the
diaphragm.
E. Solenoid is
E. Remove debris from
plugged or is not
the solenoid or install a
working.
new solenoid assembly.
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