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Volkswagen Golf Service & Repair Manual: Retrofitting refrigerant circuit from R12 refrigerant to R134a refrigerant

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / Refrigerant circuit / Retrofitting refrigerant circuit from R12 refrigerant to R134a refrigerant

Chlorofluorocarbon (CFC) is no longer used as a refrigerant in the automotive sector.
R12Converting refrigerant circuits from refrigerant R12 to refrigerant R134a and repairing the converted circuits.
→ Repair manual for air conditioning systems with refrigerant R12 parts 2 and 3. This workshop manual is only available as a hard copy.
   
Important repair notes on air conditioning
Air conditioning systems designed for refrigerant R12 must not be charged with refrigerant R134a until specific conversion measures have been performed →& ...

Working with the air conditioner service station
  Caution If there is evidence to suggest that chemical substances have been added in the vehicle to seal leaks, ...

Other materials:

Dealing with problems with Midtronics -MCR340V- battery tester
Under certain circumstances, the display may show errors or messages according to status. The most frequent display messages are listed below, together with suggested solutions.   Note For messages not liste ...

Removing and installing fuse holder, battery
Removing –  With ignition switched off, disconnect earth cable from battery → Chapter.     –  Open cover -1-. –  ...

Removing and installing headlight
Special tools and workshop equipment required     Torque wrench -V.A.G 1783-   Torque screwdriver -VAS 6494- ...

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