VW Golf manuals

Volkswagen Golf Service & Repair Manual: Product characteristics

Refrigerants used in car air conditioning systems belong to the new generation of refrigerants, the chlorine-free, partially-fluoridated hydrocarbons (H-CFC, R134a).
In regard to their physical behaviour, they are refrigerants which can be liquefied under pressure. They are subject to Regulations for Pressure Tanks and may be charged only into approved and identified pressurised gas containers.
Specific conditions which apply for safe and proper use must be maintained.
General safety
...

Handling refrigerants
  WARNING Danger of freezing injuries. The refrigerant can emerge as liquid or as vapour. ...

Other materials:

Cleaning battery clamp and battery terminal
Special tools and workshop equipment required     VAG 1331   Note The use of penetrating fluid, contact spray or grease etc. is prohibited since the missing adhesion ...

Removing and installing covers for auxiliary heater control unit -J364
Removing –  Switch off electrical consumers. –  Switch off auxiliary and supplementary heater and switch off ignition. –  Remove auxiliary heater →  ...

Checking high-pressure safety valve on air conditioner compressor
Checking Function: protects refrigerant circuit against excessive pressures. –  Observe safety precautions → Chapter „Safety precautions when handling refrigerants“. ...

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