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Designation
Water flow-
rate sensor
fault
(alternating with
(ST4)
)
Refrigerant
circuit
pressure
fault
Defrost cycle
time
exceeded
EEPROM
fault
(micro-
processor)
2.1.3 Display the values of sensors ST1-ST2-ST3 and ST4
enter into the parameter: press 3 seconds on
press on
to view the value, and return by pressing again on
display
=>
quit: press 3 seconds on
regulator.
- the
key is disabled in this menu.
2.2 Malfunctions of the appliance
2.2.1 The appliance does not work
Causes
No display
The pool temperature is above the temperature
setpoint.
A message is on the screen.
Cause
Sensor defective or
disconnected
(terminals 4-5 of the
plate B1)
High or low pressure
fault tripped while
fault "ESt4"
Defrost cycle too
long (> 1 hour):
then check that the
- excessive ice
formation on the
operates correctly.
evaporator (low
In case of repeated
temperature with
evaporator blocked
or no ventilation
technician to check
during the defrost
for the presence of
cycle).
- incorrect ST3
sensor value (see
§2.1.3)
The parameters data
in the controller chips
are damaged
=>
=>
by pressing
or automatic after a time period of 70 seconds without touching the
Check the supply voltage and the fuse
Increase the temperature setpoint.
Check the meaning of message §2.1
Solution
Switch the power
Replace or
supply off and then
reconnect the
back on again or
sensor
automatic if the
fault disappears.
(if less than 4
"dbP" or "dHP"
Cancel the fault
faults per hour) or
"ESt4"
press
Cancel the fault,
defrost cycle
Switch the power
supply off or press
fault: contact an
approved
(case after stand-by
following regulator
start up by pressing
an adequate
quantity of
refrigerant gas in
the appliance.
Switch the power
Change the
supply off and then
regulator
back on again
,
.
Verification / solution
Reset
Automatic
if "ESt4"
flashes
if "dtd" flashes
)
11
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