Symptom
Power.
Light
Water will not
ON
turn off.
ON
Appliance fails
ON
to produce hot
water when set
on II/III heater
ON
settings.
ON
Low.
Heater.
Flow.
Setting.
Light
I/II/III
OFF
Any
Inlet valve, solenoid, or
start/stop switch faulty.
ON
Any
Supply pressure below
0. bar.
ON
II/III
Insufficient water supply.
OFF
II/III
Possible failure of the
microswitch or thermal
switch.
OFF
II/III
Heater Tank failure.
Probable.Cause
Possible.Remedy
Replace as necessary.
C o n t a c t l o c a l w a t e r
company. Check mains
water static pressure.
C o n t a c t l o c a l w a t e r
company.
Check the continuity of
the microswitch or heater
tank and replace parts as
neccessary.
Replace.