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:
When driving
Starting to drive, stopping, and parking
Starting from a stop
Press and hold the brake pedal.
Start the engine.
Select a gear.
Release the parking brake.
Release the brake pedal. The vehicle may roll.
Press the accelerator pedal to accelerate.
Securing the vehicle against rolling
Secure your
Brake fluid
Fig. 151 Engine compartment: cap on brake fluid reservoir
Observe the safety precautions.
Checking the brake fluid level
Park the vehicle on a level surface.
Read the brake fluid level on the brake fluid
reservoir fig. 146. The brake
fluid
level must be between the MIN and MAX markings.
Th
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