Volkswagen Polo Service & Repair Manual: Refrigerant Circuit Extraction and Filling Valves for Service Station Couplings

Refrigerant Circuit with Restrictor and Reservoir

1 -  A/C Compressor 2 -  Condenser 3 -  Restrictor 4 -  ...

Evacuating and Charging Valve with Schrader Valve

Special tools and workshop equipment required Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench 1783 - 1/4" Drive Ratchet -VA ...

Other materials:

Checking with Restrictor, Reservoir and A/C Compressor Regulator Valve -N280-, Externally Regulated A/C Compressor
  Note Connecting service station. Refer to → Chapter „Connecting Service Station“. Observe test requirements. Refer to → Chapter „Pressures, Checking“. –  ...

Refrigerant Circuit, Tracing Leaks, with Electronic Leak Detector -VAG1796
  Note This repair manual describes different methods for detecting leaks in the refrigerant circuit. These methods have been tested and result in success when used correctly. If when searching for compressed air / Nit ...

Notes on towing
First read and observe the introductory information and safety warnings Tow rope or tow bar It is easier and safer to tow a vehicle with a tow bar. Only use a tow rope if you do not have a tow bar. The tow rope should be slightly elastic to reduce the strain on both vehicles. It is advisab ...