Shut Off Procedure; Switching Between Modes; Programming - Veco CLIMMA CWS DC INVERTER Series Installation, Usage And Maintenance Manual

The main screen will show the current state of the system (Status: Summer,Winter, OFF), the operation
mode (Function: Auto, Eco) and information about compressor start-up.

3.6. Shut off procedure

To stop the unit from running, first put the unit in OFF mode and then power off the system from the
circuit breaker.

3.7. Switching between modes

To change the unit state and function, you need to access the programming screen.
Press PROGRAM and the following screen will show (Prog01).
Press ENTER until the selector will be on the value you want to change (the value will blink), then use the
arrows UP/DOWN to modify the value.
To confirm the value press ENTER again.
To go back to the main screen, press ESC.

3.8. Programming

Following there is the list of parameters that you can change in programming mode.
To change a value, press ENTER until the selector is on the value you want to change (the value will blink),
then use the arrows UP/DOWN to modify the value.
To confirm the value press ENTER again.
To go back to the main screen, press ESC.
(to access the following parameters press PROGRAM and move between values with ENTER (Prog01))
STATUS: Summer, Winter, OFF (see the description in 3.2)
Function: Auto, Eco (see the description in 3.3)
Set.Summer: This value is the temperature set point for the unit when running in cool mode. The system
will work to bring the temperature of the return water from the fancoils to this value.
Set.Winter: This value is the temperature set point for the unit when running in heat mode. The system
will work to bring the temperature of the return water from the fancoils to this value.
Max.Vel.ECO: This value is the maximum power in percentage that the unit can reach when it is in ECO
mode. By default this value is set to 50%, but it can be changed from 30% up to 70%.
In the following table, maximum power consumption is shown for the most common ECO settings (DC50
model only).
Veco S Installation Manual –Page 11 / 20