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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 Windshield washer system

Fig. 169 Motor compartment: washer fluid reservoir cap The windshield washer reservoir contains the cleaning solution for the windshield/rear window* and the headlight washer system fig. 169. The reservoir capacity can be found. To reduce the risk of lime scale deposits on the spray nozzles, use

 Plenum Chamber End Plate Lower Cover, Removing and Installing

Plenum Chamber End Plate Lower Cover, Removing and Installing, Left Side Removing - Remove plenum chamber sealing cover. Refer to → Chapter "Plenum Chamber End Plate, Removing and Installing". - Open the cable bracket -5- and free up the brake lines with the grommet -2-. - Re

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