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:

Assembly overview – plenum chamber bulkhead
1 -  Plenum chamber bulkhead q   Removing and installing → Chapter 2 -  Hexagon nut Qty. 2 8.0 Nm 3 -  Seal, plenum chamber bulkhead ...

Safety precautions when working on ignition system
Risk of injury due to electric shock The ignition system is under high-voltage when the engine is running. Touching the ignition system may result in an electric shock. –  Do not touch or disconnect ignition cables when the engine is running or bei ...

Without needing to purge refrigerant circuit of contaminants (cleaning), e.g. in cases of external damage after an accident
Drain refrigerant circuit. –  Remove air conditioner compressor.   Note If a different air conditioner compressor with other refrigerant oil is fitted, purge the refrigerant circuit with R134a r ...