Volkswagen Golf Service & Repair Manual: Refrigerant circuit with restrictor and reservoir

Refrigerant circuit with expansion valve and evaporator

1 -  Evaporator 2 -  Expansion valve 3 -  Valve for extracting, charging and measuring ...

Evacuation and charging valves for quick-release couplings of air conditioner service station on refrigerant circuit

Special tools and workshop equipment required Torque wrench -V.A.G 1783- (2…10 Nm) with 1/4" ratchet adapter -VAS 6234- ...

Other materials:

Safety precautions when working on the cooling system
Risk of scalding by hot coolant When the engine is warm, the cooling system is under pressure. Danger of scalding due to steam and hot coolant. –  Always wear safety gloves. –  Always wear safety goggles. –  ...

Removing and installing digital sound package control unit -J525
Special tools and workshop equipment required     Protective cap for wiring harness connector -VAS 6223/9- If the control unit is replaced, select the Replace function of the resp ...

Dismantling and assembling heater and air conditioning unit
  Note There are different designs and makes of heater and air conditioning unit. The individual components of the various heaters and air conditioning units are similar but not identical. The combined fitting of different makes of component ...