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4.4
In the event of a malfunction, the display shows an alarm code.
The device will nonetheless continue to perform certain functions
(see OPERATION column).
Alarms display
Alarm displayed
Cause
Operation
E1
Room temperature probe (RT)
failure.
It is possible to normally activate the Cooling, Dehumidification
and Heating modes.
E2
Internal battery probe IPT failure
It is possible to normally activate the Cooling, Dehumidification
and Heating modes.
E5
Indoor fan motor failure
You cannot activate any operating mode.
E7
Lack of communication with
the display *
You cannot activate any operating mode.
CP
Presence contact CP open
The unit is enabled only if the contact is closed. Check the
connection of the terminals.
flashing
Incorrect water temperature
In heating mode, the water temperature is below 30 °C
flashing
Incorrect water temperature
In cooling mode, the water temperature is above 20 °C
Key/Display
Operation
Setting the Timer function
•
The device’s operating logic allows the user to freely programme when it is to switch on or off.
•
While the cooler-radiator is on, you can programme it to switch off by pressing the Timer key and then setting the
number of hours (from 1 to 24) after which the device is to switch to stand-by.
•
When the cooler-radiator is off, you can programme it to switch on by pressing the Timer key and then setting the
number of hours (from 1 to 24) after which the device is to switch on.
•
Next, press the enter key.
Touch-screen display keylock
•
To lock the keys, hold the Timer symbol on the touch-screen display pressed for 3 seconds. The keylock will
prevent the user from enabling or disabling any function on the display. The stand-by symbol flashes intermittently
every second.
•
To turn off the key-lock, press the Timer symbol again for 3 seconds on the touch-screen display.
Any selection from the remote control will deactivate the key-lock!
Troubleshooting
If you lose the remote control, the batteries run out or the remote
stops working, you can be operate the device with the keys on the
touch-screen display on-board the machine.
Operating the unit if the remote control is not available
For the user it is important to distinguish any malfunction or
performance levels that differ from the system’s standard
operating values (see technical specifications). The most
common problems can be easily solved by the user by
performing certain simple tasks (see the Troubleshooting
paragraph), while some system alarms require that you
contact the Technical Customer Service.
Please keep in mind that any attempt by unauthorised staff to
repair the device automatically voids any form of warranty.
