Volkswagen Golf Service & Repair Manual: Refrigerant circuit

Maintaining records on refrigerant

  Note The laws and regulations listed below are valid in the Federal Republic of Germany. Other or additional laws and regulations may apply in ot ...

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 →& ...

Other materials:

Safety precautions when working on subframe
It is not permitted to carry out welding and straightening operations on load-bearing or wheel-guiding suspension components. Always renew corroded nuts and bolts. Bonded rubber bushes can be twisted only to ...

Switching off auxiliary and supplementary heater
If the button instant heat button has been pressed, or after the preset operating time has expired or the coolant has reached a temperature of 88° C, the combustion is ended and the run-on mode begins. The circulation pump -V55- and the combustion air ...

If there is still refrigerant in the refrigerant circuit
  Drain refrigerant circuit. –  Remove defective part, purge with compressed air and collect escaping refrigerant oil. –  A quantity of fresh refrigerant oil equal to the quantity of ...