VW Polo manuals

Volkswagen Polo Service & Repair Manual: A/C Service Station, Working with

Refrigerant Circuit
A/C System Repair Information An A/C system made for refrigerant R12 must not be filled with refrigerant R134a without making modifications to the refrigerant circui ...

Important Information when Working with the A/C Service Station
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the ...

Other materials:

Pressure Relief Valve
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...

Discharge Refrigerant Circuit with A/C Service Station
  Caution If it is suspected that chemicals were added to the refrigerant circuit to seal leaks, do not connect the A/C service station and do not extract the refrigerant. ...

Refrigerant Circuit Connections with Valve for Switches
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. Refer to → Rep. Gr.87.   ...

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