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:
Airbag Fasteners, Checking After a Collision
All damaged securing pieces must be replaced, you cannot
reshape components or "make them fit".
The following components must be checked after every airbag
deployment.
With a passenger airbag deployment:
Instrument panel central tube, passenger airbag supports and
passenger airbag must b
Front Backrest, Removing and Installing
Backrest Cover, Removing and Installing
Removing
WARNING
Danger of being injured by burrs on the backrest
cover.
Wear protective gloves.
- Reach behind the backrest cover -1-
and pull the cover off the backrest frame to the right as
illustrated.
Note
If this is d
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