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:

Warning and indicator lamps
The warning and indicator lamps indicate various warnings  , faults   or certain functions. Some warning and indicator lamps light up when the ignition is switched on and should go out once the engine is running or the vehicle is in motion. Depending on the vehicle equipment level, additio ...

Paintwork structure of a factory finish
Structure of a solid-colour (uni) paint finish, conventional Coat thickness approx. 80-120 µm 1 -  Sheet steel 2 -  Zinc phosphate 3 -  ...

Removing and installing striker pin
Special tools and workshop equipment required         Torque wrench -V.A.G 1331- Removing –  Remove trim for rear lid lock → General bod ...

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