Audi Q7 Owners & Service Manuals

Audi Q7: A/C System, General Information

Audi Q7 (4M) 2016-2026 Workshop Manual / Heating, Ventilation & Air Conditioning / Refrigerant R134a Servicing / A/C System, General Information

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 General Information

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 c

 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 - Solid

 Refrigerant R134a

Refrigerant R134a Physical Data Vehicle air conditioning systems make use of the vaporization and condensation process. In this case, one works with a substance which boils easily, designated as ref

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 Connections for Quick-Release Coupling on Refrigerant Circuit

General Information Only valves and connections that are resistant to refrigerant R134a and refrigerant oil must be installed. Different connections (outer diameter) for high pressure and low pressure side. Discharge the refrigerant circuit before removing valves or valve inserts. Always scr

 Automatic luggage compartment lid

Applies to: vehicles with automatic luggage compartment lid Fig. 28 Luggage compartment lid: (1) closing button, (2) lock button* (vehicles with convenience key) The luggage compartment lid can be opened and closed automatically in General information. Opening the luggage compartment lid When

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