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:
Start/Stop system
Applies to: vehicles with Start/Stop system
The Start/Stop system can help increase fuel
economy and reduce CO2 emissions. In Start/
Stop mode, the engine shuts off automatically
when stopped, for example at a traffic light.
If certain conditions are met, the engine may
stop before the vehicle has
Tire Requirements
A - Wet braking behavior
B - Comfort
C - Steering precision
D - Driving stability
E - Tire weight
F - Service life expectancy
G - Rolling resistance
H - Hydroplaning
The pie chart represents the tire's performa
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