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:
Overview - Seat Pan Cover and Cushion
Overview - Seat Pan Cover and Cushion, Standard/Folding Seat
Note
The illustration shows versions with a fabric cover.
1 - Seat Pan
2 - Seat Cushion
Seat cover and cushion, removing and installing. Refer to
→ Chapter "Seat Pan Cover and Padding, Removin
Installation Instructions, Run-Flat Tires
Warm up cold tires to the minimum mounting temperature
Note
This applies also to ultra high performance tires
(height-/width ration smaller/same 45% and speed rating symbol
larger than/same as V).
WARNING
The minimum mounting temperature for a tire may not
be below 21℃
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