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:
Ignition key
Applies to: vehicles with ignition lock
Fig. 80 Steering column: ignition lock
Starting the engine
Press the brake pedal.
Insert the ignition key into the ignition lock.
Turn the key briefly to position 2. The ignition
key automatically returns to position 1. Do not
press the accelerator peda
Subframe, Servicing
Tools and Preliminary Work
Special tools and workshop equipment
required
Hydraulic Press -VAS6178-
with Bearing Installer - Wheel Hub/Bearing Kit - Pressure
Head -T10205/13- from the Bearing Installer - Wheel Hub/Bearing
Kit -T10205A-
Pneumatic/Hydraulic Foot Pump -VAS6179-
Engine a
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