VW Golf manuals

Volkswagen Golf Service & Repair Manual: Trade names and designations

Refrigerant R134a is currently available under the following trade designations:
H-FKW 134a
SUVA 134a
KLEA 134a
  Note
Other trade designations may be used in other countries.
Among the large selection of various refrigerants, only this one may be used for vehicles. The designations Frigen or Freon are trade names. They apply also to refrigerants which must not be used in vehicles.
   

Colour

Like water, the refrigerant is colourless both in the vapour state and the liquid state. Gases are invisible. Only the boundary layer between gas and liquid is visible. (Fluid level in indicator tube of charging cylinder for bubbles in sight glass.) Liquid refrigerant R134a may appear coloured (milky) in a sight glass. This cloudiness is caused by partially dissolved refrigerant oil and does not indicate a fault.

Characteristics of refrigerant R134a
...

Vapour pressure
In an enclosed container that is not completely full, refrigerant evaporates as vapour at the surface in a quantity sufficient to form an equilibrium between vapour a ...

Other materials:

Adjusting installation position of tail light
  Note Installation position can only be corrected on tail light cluster on body. Removal and installation are described for the left side. Removal and installation on the right side are carried out in the same w ...

Checklist
The following actions must always be carried out in the given order in preparation for filling a tyre : If you get a flat tyre, park your vehicle on a firm and level surface at a safe distance from the flow of traffic. Switch on the electronic parking brake Braking, stopping and ...

Pressing tyre off wheel rim
Unscrew valve insert.   Note If bonded wheel trims are fitted, treat them with great care. The surface is susceptible to scratches. If the wheel trim is damaged, renew wheel rim.   ...

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