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:
Fuel Filler Door Unit
Overview - Fuel Filler Door Unit
Overview - Fuel Filler Door Unit
1 - Drain Hose
Make sure the routing is correct. Refer to
→ Chapter "Overview - Fuel Filler Door Unit Drain Hose".
2 - Emergency Release Cable
Overview. Refer to
→ Chapter "Overview
Door Lock, Removing and Installing
Door Lock, Removing and Installing
Caution
There is a risk of malfunctions.
The door lock must be removed and installed together
with the bracket to prevent over-bending the cable when
disengaging and engaging it.
The cable must be disconnected from/attached to the
lever on the d
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