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
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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
Actuator Information
Actuator Information
Caution
A/C system (heater) malfunctions
A/C system malfunctions can occur if the actuator
and/or the corresponding connectors are switched.
A/C system (heater) malfunctions can occur when a
connecting element (lever, gear) is interchanged or
incorrectly
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