17
4.2 I Error code display
Display of
Possible causes
Solutions
Reset
Exchanger protection
in "cooling" mode
ST4 sensor temperature
too low
Wait until the exterior
temperature rises
Automatic
High temperature
error on evaporator in
"cooling" mode
ST3 sensor temperature
over 60°C or evaporator
scaled up
Clean the evaporator, if
problem persists, call a qualified
technician
Automatic if ST3 sensor
temperature below 450C
Phase order fault (on
three phase models
only)
Cabling not respected on
the appliance's supply
terminals,
Invert phases on power
terminals (appliance switched
off )
By electricity supply
disconnection or by pressing
Electricity provider has
changed the order of the
phases
Contact the electricity provided
to find out if your installation has
been modified.
Temporary disconnection
of the power supply to one
or more phases
Cooling circuit low
pressure fault
Pressure fault in the low
pressure circuit (if problem
persists after resetting)
Call a qualified technician
•
«Steady red» LED =
automatic
•
«Flashing red» LED =
press
Cooling circuit high
pressure fault
Exchanger clogged with dirt
Clean the water exchanger
•
«Steady red» LED =
automatic
•
«Flashing red» LED =
press
Insufficient water flow
Increase flow using the by-
pass, check that the pool filter is
not clogged
Air and water emulsion has
passed into the appliance
Check the pool's hydraulic
circuit
Flow switch is blocked
Check the flow switch
Compressor discharge
temperature fault
Compressor discharge
temperature too high
Call a qualified technician
•
«Steady red» LED =
automatic
•
«Flashing red» LED =
press
ST1 sensor fault -
water inlet sensor
Sensor is faulty or offline
Reconnect or change the
sensor
By electricity supply
disconnection or automatic
if the fault disappears
ST4 sensor fault - fluid
line sensor
Sensor is faulty or offline
Reconnect or change the
sensor
By electricity supply
disconnection or automatic
if the fault disappears
ST3 sensor fault -
Defrost sensor
Sensor is faulty or offline
Reconnect or change the
sensor
By electricity supply
disconnection or automatic
if the fault disappears
ST2 sensor fault - air
inlet sensor
Sensor is faulty or offline
Reconnect or change the
sensor
By electricity supply
disconnection or automatic
if the fault disappears
EN
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