Webasto Cool Top 140 Operating Instructions Manual - 3 Operation
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
A
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
Tbl. 01: Display symbols
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
A
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
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
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.