Volkswagen Golf Service & Repair Manual: Trade names and designations
| Refrigerant R134a is currently available under the following
trade designations: |
 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. |
|
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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.
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:
Introduction
This chapter contains information on the following subjects:
→ Preparation for changing a wheel
→ Wheel bolts
→ Lifting the vehicle with the jack
→ Changing a wheel
→ After changing a wheel
Some models are delivered without a factory-fitted jack or bo ...
Mechanical controls on the front seat
Fig. 43 Front left-hand seat controls
First read and observe the introductory information
and safety warnings The layout of the controls on the front right-hand seat
is a mirror image of the layout of the controls on the front left-hand seat.
The following section contains a description o ...
Overview of fitting locations - reversing camera system
1 -
Display unit for control device of front display and information
control panel -J685-
In front of centre console.
Removing and installing
→ Chapter.
2 -
Control unit 1 for information elect ...
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Vapour pressure