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:
Managing favorites
Applies to: vehicles with telephone
You can store contacts for all connected mobile
devices as shortcuts in the favorites list.
Selecting favorites using the MMI
Applies to: MMI: Select on the home screen:
PHONE > Favorites.
Opening favorites using the multifunction
steering wheel
Select in
Clean Working Conditions
Even slight contamination can lead to defects. Therefore
observe the following rules for cleanliness when working on the
A/C system:
Immediately seal the open lines and connections with clean
plugs, for example from the Engine Bung Set -VAS6122-.
Place the components that have been remov
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