I Error Code Display - Zodiac Z550iQ Instructions For Installation And Use Manual

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
19
Possible causes
Pressure fault in the low
pressure circuit (if problem
persists after resetting)
Exchanger clogged with dirt Clean the water exchanger
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
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 - A4 - A5
Faulty boards
Radiator clogged
Fan operating incorrectly
Faulty component on the
Driver
Electrical network
overvoltage or interruption
or drop in the network
voltage
Incorrect earthing
Solutions
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 flow switch
Reconnect or change
the sensor
Call a qualified technician
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 - A4 et A4 - A5
Replace the boards
Check the condition of the
radiator to the rear of the
electrical box
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
Resetting
• LED "steady red"
= automatic
• LED "flashing red"
= press
• LED "steady red"
= automatic
• LED "flashing red"
= press
Press
• LED "steady red"
= automatic
• LED "flashing red"
= press
Press
Press
Press
Press
Press
• LED "steady red"
= automatic
• LED "flashing red"
= press
Automatic
• LED "steady red"
= automatic
• LED "flashing red"
= press
• LED "steady red"
= automatic
• LED "flashing red"
= press