Webasto Cool Top Trail 20 Notice D'utilisation Et D'installation page 15

HEAT mode
l In HEAT mode the air distributor shows the
vehicle will be heated.
l You can manually set the temperature and fan speed.
l The compressor switches off when the set temperature is
reached, it automatically switches on again when the room
temperature drops below the set point.
Fig. 41 HEAT mode
NOTE
When operating in heating mode in low ambient tem-
peratures the unit periodically defrosts the outside heat
exchanger. The air distributor displays "dF" during de-
frosting and returns to heating when the defrost is
completed.
AUTO mode
l In AUTO mode the unit automatically selects heating or
cooling mode depending on the difference between cur-
rent room temperature and set point temperature.
l You can manually select the set temperature and fan
speed.
l The air distributor shows the
the icon in cooling mode as well as the set temperature.
Fig. 42 AUTO mode
6.10 Setting the system clock
1. Press the SET TIME button. The hour digits are flashing
now.
2. Press the / button to set the hour.
3. Press the HOUR/MIN button. The minute digits are flashing
now.
4. Press the / button to set the minutes.
5. Press the SET TIME button 3 times to end the setting mode.
Alternatively, wait 10 seconds until the digits stop flashing.
9039408E_OI-II_Cool Top Trail 20-24
icon and the
icon in heating mode and
C
C
Fig. 43 Setting the system clock
6.11 Setting the timer
The timer can be set to start and stop the unit at a pre-pro-
grammed time. In a first step these start and stop times must be
set.
1. Press the SET TIME button twice until the upper right side
of the clock displays ON and the hour digits are flashing.
2. Press the / button to set the hour when you want the
unit to switch on.
3. Press the HOUR/MIN button, and then press the
ton to set the minutes.
4. Press the SET TIME button again until the lower right side
of the clock displays OFF and the hour digits are flashing.
5. Press the / button to set the hour when you want the
unit to switch off.
6. Press the HOUR/MIN button, and then press the
ton to set the minutes.
7. To end the setting mode press the SET TIME button again.
The clock time is shown. Alternatively, 10 seconds until the
digits stop flashing.
NOTE
You have now set the timer ON and OFF times, but
these must be activated separately. See chapter 6.12,
"Activating the timer" on page 16.
Fig. 44 Setting the timer
Operating Instructions | 6
/ but-
/ but-
15 / 155