TROUBLESHOOTING
PROBLEM
POSSIBLE CAUSE
The equipment/
1. Wrong connections
system
2. Wrong contact
does not
3. Wrong connections
switch on
4. Wrong summer/winter
setting
The temperature
5.Wrong regulator location
displayed does not
6. Air current coming from
correspond to
tube conduit containg
the actual
the wires from the system
temperature
to the regulator
The display does
7. The RESET key is in the
not switch on
wrong position under the
after pressing
plastic part
the RESET key
SOLUTION
1. check the connections between the power supply wires (230V ~) and the
regulator terminals n°1-2
2. Press RESET key
3. Check the connections between the CHARGE wires and the regulator
terminals
4. Make sure that the display shows the "sun" symbol ( ), in WINTER
mode or the "snow" symbol ( ), in SUMMER mode.
5./6. Follow the instructions in the "Location" paragraph
7. Use the tip of a pencil to release the key and return it to the
correct position