Climate Units - Design and Function: Overview Volvo S80 I

See Design

See Function

Overview

See Overview

Scheme 345

System overview

1. Linear pressure sensor
2. Service valve high pressure side (filling)
3. Service valve low pressure side
4. Evaporator
5. Temperature sensor
6. TEV
7. Condenser
8. Thermo switch
9. Compressor
10. Receiver drier

1. Heater element
2. Stepper motor temperature left
3. Blower fan in the passenger compartment
4. Stepper motor fresh air/recirculation
5. Power unit
6. Particle filter
7. Stepper motor ventilation and floor (+defroster MCC/STD)
8. Stepper motor temperature right
9. Stepper motor defroster (ECC)

1. Temperature shutter for guiding to the heater element
2. Temperature shutter upstream of heating element
3. Temperature shutter upstream of heating element
4. Defroster shutter
5. Ventilation shutter
6. Floor shutter
7. Fresh air shutter
8. Recirculation shutter

1. CCM climate control panel
2. Vehicle speed sensor (VSS)
3. Data link connector (DLC)
4. Blower fan in the passenger compartment
5. Power unit
6. ECM
7. ABS
8. Central electronic module
9. Shutter motors
10. Power supply relay
11. Engine coolant temperature (ECT) sensor
12. Outside temperature sensor (ECC/MCC)
13. Temperature sensor, evaporator (ECC/MCC)
14. Linear pressure sensor (ECC/MCC)
15. Passenger compartment temperature sensor (ECC)
16. Windshield wiper sensor (ECC)
17. SWM (ECC)
18. SRM (ECC)
19. UEM (ECC)
20. Sun sensor (ECC)
21. Drivers door module (DDM)/Passenger door module (PDM) (ECC)

1. CCM climate control panel
2. Fan motor
3. Air conditioning (A/C) compressor
4. Air conditioning (A/C) relay
5. Blower fan in the passenger compartment
6. Power unit
7. Data link connector (DLC)
8. Shutter motors
9. Combined instrument panel display
10. DIM
11. EFCM
12. ECM
13. Central electronic module

See System overview

See Design

See System overview

See System overview