AZURO BP-50WS-C, Руководство по установке и обслуживанию, Страница: 18 / 18

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8 – Error codes and what to do:
This table explains the error codes caused by a defective
regulating component or by a security operation.
Screen and state
of the heat water
pump
Component Possible Intervention
Second reason if
the intervention
is without effect
PP 01
Compressor and fan
stopped
Water temperature
sensor
Sensor disconnected,
non supplied or
defective
Check the connections, the wires,
change it or replace the electronic card
PP 02
Compressor and fan
stopped
compressor
exhaust
temperature
sensor
Sensor disconnected,
non supplied or
defective
Check the connections, the wires,
change it or replace the electronic card
EE 01
Compressor and fan
stopped
High pressure,
Low pressure
protection
Insufficient water
flow
Check the water flow
Pressure switch out
of order
Replace the pressure switch Have
Too much refrigerant
gas present the heat pump checked by a
refrigeration technician
EE 02
Compressor and fan
stopped
Low pressure
protection
Not enough
refrigerant gas Have the heat pump checked by a
refrigeration technician
Leak in the cooling
conduits Have the heat pump checked by a
refrigeration technician
EE 03
Compressor and fan
stopped Flow switch
Flow switch
disconnected, non
supplied or defective
Check the connections, the wires,
change it or replace the electronic card
EE 04
The unit cannot be
started
Emergency switch
Emergency switch
disconnected
Check the connections and the wires
EE 06
Compressor and fan
stopped
compressor
exhaust
temperature
sensor
Compressor exhaust
temperature
detected up to 95°C
more than 3 times in
1HR Environment problem
Refrigerant leakage
Capillary is half blocked
EE 08
The wire control
can't operated
Wire control
Communication
error
Signal cable of wire
Control is loose
Check the connection of signal cable
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