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:
Front Brake Caliper, Replacing
Brake Caliper, Replacing,1LJ, 1 ZD Brakes
Note
In the following description the brake caliper is removed
and replaced. The brake hose is removed.
Special tools and workshop equipment
required
Torque Wrench 1331 5-50Nm -VAG1331-
Brake Pedal Actuator -VAG1869/2-.
Container -1-
Rear Lid Lock Cylinder Unlock Button -F248-, Removing and Installing
Removing
- Remove the rear lid trim panel. Refer to
→ Body Interior; Rep. Gr.70; Luggage Compartment Trim Panels;
Rear Lid Lower Trim Panel, Removing and Installing.
- Disconnect the connectors -2 and 4-
and the antenna wire -1-.
- Free up the wiring harness -
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