VW Golf manuals

Volkswagen Golf Service & Repair Manual: Physical basics

The four known physical states of water also apply to air conditioning refrigerants.
1 -  Gas (invisible)
2 -  Vapour
3 -  Liquid
4 -  Solid
 

Physical basics

When water is heated in a container (heat absorption), the rising water vapour is visible. If the vapour is heated by further heat absorption, the visible vapour becomes invisible gas. This process is reversible. If heat is extracted from gaseous water, it changes first to vapour, then to water and finally to ice.
A -  Heat absorption
B -  Heat dissipation
 

Physical basics

Basics of air conditioning
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Heat always flows from warmer to colder material
Every material consists of a mass of moving molecules. The fast moving molecules of a warmer material loose part of their energy to slower molecules possessing less heat. This slows down the molec ...

Other materials:

Fitting locations overview - TV system
1 -  Display unit for control device of front display and information control panel -J685- Removing and installing → Chapter „Removing and installing radio -R-, Composition Touch and Composition Colour version“ Re ...

Locking and unlocking the vehicle from the inside
Fig. 29 In the driver door: central locking button First read and observe the introductory information and safety warnings  Press the button  : Unlocks the vehicle. Locks the vehicle. The central locking b ...

Swellings in the tyre sidewall
A swelling in the sidewall of the tyre indicates that the substructure of the carcass has been damaged.     Typical causes for such damage include, for example, driving over kerbs at a sharp angle. ...

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