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
SEE MORE:
Chip Card Reader Control Module, Removing and Installing
The Chip Card Reader Control Module -J676--1-
is located inside the glove compartment
-2-.
Removing
- Turn off the ignition and all electrical equipment and
remove the ignition key.
- Remove the glove compartment. Refer to
→ Body Interior; Rep. Gr.68; Storage Co
Brake Lamp Switch, Removing and Installing
Note
The Brake Lamp Switch -F-/Brake Pedal Switch -F63- is
installed in the brake master cylinder.
Removing
Audi RS Q3:
- Remove the air filter housing, refer to
→ Engine Mechanical, Fuel Injection and Ignition; Rep.
Gr.24; Air Filter; Air Filter Housing, Rem
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