DE DIETRICH ALEZIO AWHP-V220 - Manual (Page 26)

6 Troubleshooting
6.1 Error codes
In the event of problems, the control panel displays the symbol a and
an error code.
WARNING
Make a note of the code displayed.
The error code is important for the correct and rapid
diagnosis of the type of malfunction and for any technical
assistance from your installer.
4
To go back to the main display, press the ® button.
4
The symbol a continues to be displayed as long as the error is
present.
4
Browsing is possible in all menus.
Error
codes Description Probable causes Checking / solution
err Configuration error
4
The control system mode is not
compatible with the configuration of the
installer parameters.
4
Contact the fitter.
e[1 flow sensor failure
4 Sensor defective
4 Sensor not or badly connected
4 Contact the fitter.
e[2 Outside temperature sensor
fault
The heat pump continues to
operate at maximum
temperature.
4 Sensor defective
4
Sensor not or badly connected
4 Contact the fitter.
e[3 Domestic hot water sensor fault 4 Sensor defective
4
Sensor not or badly connected.
4
Contact the fitter.
e[4 Flow rate fault
4
The water level and/or pressure are too
low
4
Check the water pressure in
the installation (Pressure
gauge)
4
Too much air
4
Completely vent the indoor
module and the installation for
optimum functioning.
e[5 Fault on the outdoor module
4 Fault on the outdoor module 4 Contact the fitter.
6. Troubleshooting AWHP-V220
25 23/04/2013 - 300026802-001-03