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:
Seat Pan Cover and Cushion, Removing and Installing
Seat Pan Cover and Padding, Removing and Installing, Standard/Folding
Seat
Special tools and workshop equipment
required
Backrest Panel Tool -3370-
Removing
WARNING
Follow all safety precautions when working with
pyrotechnic components. Refer to
→ Chapter "Pyrot
General, Technical data
Identification
Brake PR Numbers
The PR number on the vehicle data label describes which
brake system is installed in the vehicle.
Example of a Vehicle Data Sticker:
A - Front Brakes (example)
B - Rear Brakes (example)
Allocation, refer to the Parts Catalog.
The table
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