14
4.2 I Error code display
Display
Possible causes
Solutions
Resetting
Exchanger protection
in cool 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 an approved technician
Automatic if
ST3 sensor
temperature below
450C
Phase order fault
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
Low pressure fault on
cooling circuit
Pressure fault in the low
pressure circuit (if problem
persists after resetting)
Call an approved technician
Automatic (if fewer
than 4 faults per
hour) or press
Cooling circuit high
pressure fault
Water condenser scaled up
Clean the water condenser
Automatic (if fewer
than 4 faults per
hour) or press
Insufficient water flow
Increase flow using by-pass, check
that the pool filter is not clogged
Air and water emulsion passed
into the device
Check the pool's hydraulic
circuit
Flow controller blocked
Check the flow controller
Compressor discharge
temperature fault
Compressor discharge
temperature too high
Call an approved technician
Press
for 3
seconds
ST1 sensor fault
water intake sensor
Sensor is faulty or offline
(J12-A1 connector)
Reconnect or change the sensor
Cut power or press
ST4 sensor fault fluid
line sensor
Sensor is faulty or offline (J8-A1
connector)
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
(terminals 1-2 connector J3-A2)
Reconnect or change the sensor
Cut power or press
ST sensor fault air
intake sensor
Sensor is faulty or offline
(terminals 3-4 connector J3-A2)
Reconnect or change the sensor
Cut power or press