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:
Adding engine oil
Fig. 149 Engine compartment: engine oil filling opening
cover (example)
Observe the safety precautions.
Turn the engine off.
Open the hood.
Unscrew the cap for the
engine oil filler
opening fig. 149.
Carefully add 0.5 quart (0.5 liter) of the correct
oil.
Check the oil level again after
Driver Side Airbag Crash Sensor -G179-/ Front Passenger Side Airbag Crash
Sensor -G180-, Removing and Installing
Driver/Front Passenger Side Airbag Crash Sensor -G179-/-G180-, Removing
and Installing, USA and Canada Market-Specific
Removing
WARNING
Follow all safety precautions when working with
pyrotechnic components. Refer to
→ Chapter "Pyrotechnic Components Safety Precautions".
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