Denso UB1 Operating Manual page 7

E/ Timer
On Timer
Pressing this button while the unit is off will set the on timer. Each button press
adds 1 hour to the wait time until the unit starts (1-12 hours). After cycling
through 12 hours, the next button press will cancel the on timer.
Off Timer
Pressing this button while the unit is on will set the off timer. Each button press
adds 1 hour to the wait time until the unit stops (1-12 hours). After cycling
through 12 hours, the next button press will cancel the off timer.
F/ Mode
Cycles through the 3 modes of air-conditioner operation.
Fan Mode
Used for ventilation only. Fan speed can be changed between low, med and high
by pressing D- Fan Speed.
Cooling Mode
The compressor and external fans will operate automatically to cool the cabin to
achieve the desired temperature. Fan speed can be adjusted between low, med
and high by pressing D– Fan Speed.
Heating Mode
The compressor and external fans will operate to heat the cabin to achieve the
desired temperature. The interior fan speed is controlled automatically to achieve
optimum heating performance.
G/ Quick Cool
The air-conditioner will change to cooling mode and maximum fan speed for
a period of 15 minutes during which the Quick Cool Indicator K will illuminate.
After 15 minutes (or if the quick cool button G is pressed again) the air-
conditioner will resume operation with the previous settings.
5