94 Climate c ontrolClimate controlHeating and ventilation system,air conditioning system 3Ventilation, heating and cooling 3 a recombined into one unit that is d esigned toprov ide com fort regardless of the season,weather or outside temperature.When cooling 3 is activated, the air iscooled and dried.The heating unit heats the air as requiredin a ll op erating modes depending on theposition of the temperature switch. The airsupply can be adjusted to suit requirementsby means of the fan.The buttons for cooling n and a irrecirculation 4 are only found onversions with optional air conditioningsy stem 3.Air conditioning system 3 - see page 98.Air ventsThe interior ventilation can be adjusted toa comfortab le level by ad justing thetemperature sw itch.To increa se the air supply, turn the fan allthe way up and set the air distributionswitch to M or L.C entre and side (1) air v ent sThe air flow can be directed as desired bytilting and swivelling the slats.Temperature switch in central area: that airthat comes out of the centre air vents iscooler than the air coming out of the sideair v ents.Heating and ventila tion system,air conditioning system 3... .... .... ..... . 94Air vents .. .... .... ..... .... ..... .... ..... .... .... ..... . 94Heated rear window,heated ex terior mirrors.. ..... .... .... ..... . 95Heated seats 3 .... .... ..... .... ..... .... .... ..... . 95Heating and ventila tion system ... ..... . 96Air conditioning system 3 ..... .... .... ..... . 98Air intake . .... .... ..... .... ..... .... ..... .... .... ..... . 101Pollen filter .. .... ..... .... ..... .... ..... .... .... ..... . 101Note .... ..... .... .... ..... .... ..... .... ..... .... .... ..... . 101Maintenance ... ..... .... ..... .... ..... .... .... ..... . 101