Zodiac Z250iQ Notice D'installation Et D'utilisation page 57

Er21
Outside air temperature sensor error
Er27
Water outlet sensor error
Er29
Water inlet temperature sensor error
Er33
Evaporator temperature too high in
cooling mode
Er34
Fan motor error
If this error occurs continuously 6 times,
unplug the pump to clear the error.
When the error occurs, the unit tries to
restart the fan every 10s and decides if the
fan is normal after 20s of operation.
Er40
Absence of a phase
If this error occurs 6 times in 60 minutes,
unplug the pump to clear the error.
Er41
Compressor current protection
(unit stops working)
If this error occurs 6 times in 60 minutes,
unplug the pump to clear the error.
Er45
Internal temperature error on electronics
If this error occurs 6 times in 60 minutes,
unplug the pump to clear the error.
Er46
Input power abnormal error
(unit stops working)
If this error occurs 6 times in 60 minutes,
unplug the pump to clear the error.
Er47
Power supply current too high
(unit stops working)
If this error occurs 6 times in 60 minutes,
unplug the pump to clear the error.
Sensor disconnected or defective
Sensor disconnected or defective
Sensor disconnected or defective
Ambient or water temperature too
high
Poor heat exchanger for evaporator
Gas pipe blocked for cooling system
Defective temperature sensor
Defective fan motor
Defective fan motor
Board powering the fan is defective
Defective fan blade or blocked
The compressor is no longer powered
on 3 phasesntrol
Abnormal driving control
Abnormal driving control
Abnormal driving control
Abnormal driving control
Reconnect or replace sensor
Reconnect or replace sensor
Reconnect or replace sensor
Make sure the unit is working in
the available temperature range for
ambient and water temp
Check if the evaporator is blocked and
clean
Check if the gas pipe is blocked
Replace temperature sensor
Check and replace fan motor
Replace fan motor
Replace the PCB
Clean the fan blade or replace a
new one
Check the connections
Replace the main board
Check if the refrigerant is
sufficient and the vacuum of the
system if sufficient
Replace drive PCB
Replace compressor
Replace the main board
Check if the input voltage is
normal
Replace drive PCB
Check if the refrigerant is
sufficient and the vacuum of the
system if sufficient
Replace the main board
Replace compressor
EN
24