Operation 4 4.5 Heating / Ventilation / Air- conditioning Button assignment of operator control panel The heating is connected to the coolant circuit. + - P 12 Km/h OFF ON/OFF/Circulating air button (14/63c) 00014,0 h 0 4/4 1/2 The control unit is switched on and off by pressing the button. If the control unit is switched off, all functions such as heating and ventilation are deactivated. If the LED under the button lights up, recirculation mode is activated. If the LED does not light up, fresh air mode is activated. 22 Display (14/63g) The display shows the relevant temperatures or trouble codes in case of malfunction.
63 Heating Inside-outside temperature button (14/63d) The inside temperature is shown on the display for approx. 6 sec by pressing the button (14/63g). The cabin temperature is measured by the interior temperature sensor (14/63l). If the air-conditioning unit is in cooling-air mode, the outside temperature is shown on the display for approx. 6 sec by pressing the button (14/63g). Temperature preselection buttons (14/63e 63f) 63e 63g 63h 63i Each time the button is pressed (14/63e), the temperature increases by 1°C. Each time the button is pressed (14/63f), the temperature decreases by 1°C down to the outside temperature at most.
63f 63k AUTO OFF 63d Ventilation Fan indicator (14/63h) The LEDs in the fan symbol indicate the momentary fan speed. 63b 63a 63c 63l Fan speed buttons (14/63i 63k) Each time the button is pressed (14/63i), the fan speed increases by one step. Each time the button is pressed (14/63k), the fan speed decreases by one step. Fig. 14 Heating and ventilation The air is distributed by adjusting the air vents. 43/112 TL160 Operating Manual 12.9.08 Version 1.0 MED 22 LO HI