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:
Side Wall Lettering
Example: Dunlop SP Sport 9000
1 - Size Designation (215/55 ZR16)
Label on PAX tires. Refer to
→ Chapter "Run-Flat Tire (PAX), Labeling On Sidewall"
2 - Manufacturer (Trade Name)
3 - Tread Designation
4 - Label for Tubeless Tires
5 -&
Humidity Sensor -G355-, Removing and Installing
Humidity Sensor -G355-, Removing and Installing, Vehicles without
Driver Assistance Systems Front Camera
Note
Only on vehicles with an automatic climate control system
There are different versions. Refer to the Parts Catalog.
Removing
- Remove the interior rearview mirror.
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