Valeooscope - Air Conditioning System Thermal comfort loop

1. Disclaimer 2. Valeo, the air conditioning multi-specialist 3. Valeo Techassist 4. Regulations on the A/C business 4.1 The Kyoto commitment 4.2 Kyoto Protocol basic rules 4.2.1 Fluid volume traceability 4.2.2 Garage equipments and people competency 4.2.3 Maintenance procedures 4.2.4 A/C system evolution 5. Air conditioning: well-being in the cabin all year long 6. Thermal comfort 7. Air conditioning: comfort and safety 8. Introduction to air conditioning systems 8.1 The role of air conditioning 8.2 Overview of the air conditioning system 9. The Heating, Ventilation and Air Conditioning unit (HVAC) 6.1 The thermal regulation machine in the human body 6.2 Physiological comfort Table of Contents P3 P4 P7 P8 P8 P9 P9 P9 P9 P9 P10 P11 P11 P13 P15 P16 P16 P16 P18

P29 P30 P30 P31 P31

9.8 Cooling and dehumidifying the air 9.9 Hot/cold mix 9.9.1 By air mixing 9.9.2 By adjusting the hot water flow 9.10 Air distribution

12.1 The consequences of humidity 12.2 The consequences of insufficient air flow 12.3 The consequences of a lack of refrigerant 12.4 Expert practices 11.8.1.1 The orifice tube 11.8.1.2 The accumulator 11.8.1.3 Loops variants in Valeo A/C catalogue 11.9 Safety devices 11.9.1 The pressure switch (pressostat) 11.9.2 The evaporator sensor 12. Why regular A/C servicing? 10. The air conditioning - A/C loop 10.1 The refrigerant fluid 10.1.1 Refrigerant families 10.1.2 Developments and application dates 10.2 The simplified loop 10.2.1 Boiling temperature vs pressure 10.2.2 The complete loop 11. The components of the A/C loop 11.1 The compressor 11.1.6 Evaporator freeze… a compressor killer!! 11.1.7 How to avoid the evaporator freezing 11.2 A/C loop lubrication 11.2.1 Oils and compressor technologies 11.2.2 Oil and refrigerant types 11.2.3 Oils in the catalogue 11.3 The condenser 11.4 The receiver drier 11.5 The expansion valve 11.5.1 Simplified description 11.5.2 Real description 11.6 The evaporator 11.7 Hoses 11.8 Variants on air conditioning loops 11.8.1 Circuit with an orifice tube and accumulator 11.1.1 Piston compressors 11.1.2 Vane compressors 11.1.3 The compressor ports 11.1.4 The suction level 11.1.5 Suction pressure limits

P39 P40 P42 P42 P43 P43 P44 P44 P46 P46 P46 P46 P47 P49 P52 P53 P53 P54 P56 P57 P57 P58 P58 P59 P60 P60 P61 P39 P62 P33 P33 P34 P35 P36 P37 P32

P20 P20 P21 P21 P22 P24 P25 P26 P27 P28 P28 P28

9.1 Air circulation 9.2 Capturing the outdoor air 9.3 Extracting the air from the cabin 9.4 Re-circulating the air 9.5 Propelling the air 9.6 Filtering particles suspended in the air 9.6.1 Cabin air filter technologies 9.6.2 Cabin air filter performances 9.6.3 Cabin air filter installation instructions 9.7 Heating 9.7.1 The heater core 9.7.2 The PTC

P62 P63 P63 P64

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