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:
Fastening and unfastening safety belts
Fig. 60 Belt buckle and belt latch
Fig. 61 Releasing the belt buckle from the belt latch
Fastening the safety belt
Pull the safety belt by the belt buckle evenly
across your chest and lap.
Insert the belt buckle in the belt latch belonging
to the seat until it audibly engages
fig. 60.
Pull
Smartphone interface
Setup
Applies to: vehicles with smartphone interface
You can connect your smartphone to the MMI
with a cable or wirelessly using the smartphone
interface. Certain content on your smartphone is
adapted in the MMI while driving and can be operated
through the MMI.
Connecting smartphones with a cable
R
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