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:
System settings
Introduction
General settings are described in this chapter.
You can find specific settings in the chapters
about those settings. The available settings depend
on the vehicle equipment.
Date and time
Applies to: MMI: Select on the home screen:
SETTINGS > General > Date & time.
Possibl
Changing engine oil
Audi recommends having the oil changed at an
authorized Audi dealer or authorized Audi Service
Facility.
Observe the safety precautions.
The engine oil must be changed at the intervals
specified in the Warranty & Maintenance Booklet.
This is very important because the lubrication
function of th
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