2428094 - E6020 AIR CONDITIONING - Description

Description

The air conditioning system includes the heater and has the function of producing cold, dehumidified air by switching on the compressor and the refrigeration system.

The climate control system is operated through two control knobs in the dashboard (each knob carries out a dual function: one with an outer ring nut, one with a proper knob in the centre:

• the ring nut for the left knob mechanically controls the mixture flap between hot and cold air; the inner knob electrically controls the ventilation of the air at four different speeds;
• the ring nut for the right knob, mechanically operated via a cable, controls the opening of the flaps which regulate the distribution of air flows; the inner knob mechanically controls the engagement of the recirculation function.

The control panel also contains the button for engaging the air conditioning compressor  See E6021  COMPRESSOR ENGAGEMENT . For more details,  Characteristic of working principle 5040  AIR CONDITIONING CASING AND COMPONENTS There is also a red button in the control unit for switching on the hazard warning lights  See E2020  DIRECTION INDICATORS / HAZARD WARNING LIGHTS and a button for switching on the heated rear windscreen  See E3030  HEATED REAR WINDSCREEN AND DOOR MIRROR DEFROSTING . The fan is supplied by a line protected by a special fuse and controlled by a special relay in the engine compartment control unit.The operation of the fan at different speeds is achieved through a resistive divider, protected by a special thermal fuse to prevent overheating.The control unit is supplied by a line controlled by the ignition and protected by a fuse in the underdashboard control unit.