Audi Q3: A/C System, General Information
Audi Q3 (8U) 2011-2018 Service Manual / Heating, Ventilation & Air Conditioning / Refrigerant R134a Servicing / 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 a
SEE MORE:
Left/Right Front Turn Signal Bulb -M5- / -M7-, Removing and Installing
Left/Right Front Turn Signal Bulb -M5-/-M7-, Removing and Installing,
Halogen Headlamps
Removing
- Remove the headlamp housing. Refer to
→ Chapter "Headlamp, Removing and Installing, Halogen Headlamps".
- Remove the turn signal housing cover
-1- from the headlamp housing in
Rear Seat Backrest, Removing and Installing
Rear Seat Backrest, Removing and Installing
Note
The following describes removing and installing the right
2/3 section of the backrest. Removing and installing the left
1/3 rear seat backrest is identical.
Special tools and workshop equipment
required
Trim Removal Wedge -3409-
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