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:
Tires with emergency running characteristics, PAX
Caution
It is mandatory for run-flat tires to have a tire
pressure monitoring system in the vehicle.
Work on tires with emergency running characteristics (PAX)
must only be performed at skilled facilities.
These have the corresponding trained personnel and necessary
tools availabl
Condensation Water Drain, Checking
Procedure
- Remove the glove compartment. Refer to
→ Body Interior; Rep. Gr.68; Storage Compartments and Covers;
Glove Compartment, Removing and Installing.
- Remove the right front footwell center console trim panel.
Refer to
→ Body Interior; Rep. Gr
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