Zodiac iAquaLink CONTROL Z550iQ Notice D'installation Et D'utilisation page 57

4.2 I Error code display
Display
E04
Low pressure fault on
cooling circuit
E05
Cooling circuit high pressure
fault
E06
Compressor discharge
temperature fault
E07
ST1 sensor fault - water
inlet sensor
E08
ST4 sensor fault - fluid line
sensor
E09
ST3 sensor fault - defrost
sensor
E10
ST2 sensor fault - air inlet
sensor
E11
ST5 sensor fault -
compressor discharge
sensor
E12
Communication fault
between the regulation
board and the display board
E14*
Overheating of compressor
driver electronic board
E15*
Automatic protection
against electrical network
instabilities
Possible causes
Pressure fault in the low
pressure circuit (if problem
persists after resetting)
Exchanger clogged with dirt Clean the exchanger with water
Sensor is faulty or offline
Refrigerant loss
Insufficient water flow
Air and water emulsion has
passed into the appliance
Flow switch blocked
Sensor is faulty or offline
Compressor discharge
valve temperature too high Call a qualified technician
Fan operating incorrectly
Sensor is faulty or offline
(J46 connector)
Sensor is faulty or offline
(J16 connector)
Sensor is faulty or offline
(J14 connector)
Sensor is faulty or offline
(J12 connector)
Sensor is faulty or offline
(J13 connector)
Bad connection between
the boards A1 - A2 - A5
Faulty boards
Electronic board's radiator
clogged
Fan operating incorrectly
Faulty component on the
Driver
Electrical network
overvoltage or interruption
or drop in the network
voltage
Incorrect earthing
Possible solutions
Call a qualified technician
Reconnect or change the sensor
Call a qualified technician
Increase flow using the by-pass, check that the pool
filter is not clogged
Check the pool's hydraulic circuit
Check the flowswitch: it must be correctly screwed
in the right direction (the arrow indicates the direction of
the water flow).
Reconnect or change the sensor
Replace the fan motor
Reconnect or change the sensor
Reconnect or change the sensor
Reconnect or change the sensor
Reconnect or change the sensor
Reconnect or change the sensor
Check the RJ45 cables between A1 - A5 and
A2 - A5
Replace the boards
Check the condition of the radiator to the rear of the
electrical board and clean it up if needed.
Check that the air flow is correct
Replace the Driver
Check the quality of the electrical network
Check that the earth cables and power cables are
correctly connected
EN
23