Audi Q3: A/C System, General Information
Heating, Ventilation & Air Conditioning / Audi Q3 (8U) 2011-2018 Service Manual / A/C System, General Information
- Introduction
- A/C Technology Basic Principles
- Refrigerant Oil
- A/C System and Refrigerant R134a Safety Precautions
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Introduction
The purpose of this repair manual is to provide service
advisors and technicians with the basic knowledge needed to
ensure professional and competent procedures.
Note
Only the careful s
A/C Technology Basic Principles
Physical Principles
The four known states of water also apply to air
conditioning system refrigerants.
1 - Gaseous (invisible)
2 - Vapor
3 - Liquid
4 - S
Refrigerant Oil
General Information
Caution
When handling refrigerant oil, pay attention to
local regulations.
Refrigerant oil mixes with the refrigerant (about 20-40%,
depending on compressor type aSEE MORE:
Panoramic glass roof
Operating the roof and roof sunshade
Applies to: vehicles with panoramic glass roof and roof sunshade
Fig. 36 Headliner: panoramic glass roof and sunshade
buttons
The control buttons are equipped with a twostage
function.
When tilting or opening the roof, the roof sunshade
will automatically open
Modular Wiring Routing with Corrugated Tube
Opening the corrugated tube and removing the individual wire
WARNING
Follow all safety precautions when working with
pyrotechnic components. Refer to
→ Chapter "Pyrotechnic Components Safety Precautions".
Before handling pyrotechnic components (for example,
disconnectin
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