Cool Top 4
3 Operation
3.1 Control element
°C
SP
A/C
M
Fig. 01: Display
3.2 Buttons
A/C Manual cooling ON or OFF
Start A/C in Auto mode
Recirculated air mode ON / OFF
Up
■
Increase values
Down
■
Decrease values
On/Off
■
Switches the A/C system ON / OFF
3.3 Display symbols
Symbol Description
Cooling ON and compressor OFF
Cooling and compressor ON
A/C running in automatic mode
Ventilation runs in automatic speed control
M
Ventilation runs in manual speed control
Fresh air closed
Fresh air opened
°C / °F
Celsius / Fahrenheit
SP Set-point
Warning
3.4 Switch system ON
3
Screen in OFF mode
Press "On/Off" button
–
The compressor and the fan will
start up.
3.5 Switch system OFF
During a short vehicle stoppage, e.g. during loading / unloading,
you do not need to switch the system off using the control ele-
ment. The system will start up automatically the next time you
start the engine.
3
Screen in ON mode
Press "On/Off" button
°C
SP
A/C
3.6 Temperature set during operation
3
System is switched ON
X Press button “Auto mode” to switch
between temperature setting and
Fan speed regulation.
°C
SP
A/C
X Press button “Up” to increase the
temperature value
X Press button “Down” to decrease the
temperature value
°C
SP
A
A/C
The temperature value is stored in the control element.
The temperature range is limited between 18°C and 28°C
The display shows:
■
“Lo” when temperature is set lower than 18°C
–
The A/C system runs at maximum cooling capacity
■
“Hi” when temperature is set higher than 28°C
–
The A/C runs at maximum heating capacity (Only if heating kit
is installed)
3.7 Ventilation speed regulation
X Press button “Auto mode” to switch
between temperature setting and
ventilation speed regulation.*
°C
SP
A/C
X Press button “Up” to increase the
ventilation speed
X Press button “Down” to decrease the
ventilation speed
°C
SP
A/C
M
* Ventilation in manual mode: The ventilation speed is fixed.
* Ventilation in auto mode: The ventilation speed depends on the
difference between temperature setting and the actual measured
temperature.
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