VW Polo manuals

Volkswagen Polo Service & Repair Manual: Evacuating and Charging Valve, High Pressure Side

Special tools and workshop equipment required
Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench 1783 - 1/4" Drive Ratchet -VAS6234-
  WARNING
There is a danger of ice-up.
Refrigerant will leak out if refrigerant circuit is not discharged.
Refrigerant must be extracted before opening refrigerant circuit. If refrigerant circuit is not opened within 10 minutes of extraction, pressure may form in refrigerant circuit due to evaporation. Extract the refrigerant once more.
Only valves and connections that are resistant to refrigerant R134a and refrigerant oil must be installed.
Different connections (outer diameter) for high pressure and low pressure side.
Always screw on sealing caps.
Allocation in vehicle.
   
Refer to → Rep. Gr.87 for the vehicle-specific repair manual.
  Note
Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench 1783 - 1/4" Drive Ratchet -VAS6234-
Use a suitable Refrigerant Sockets -T10364- to loosen the valve insert. Refer to → Fig. „“ Refrigerant Sockets -T10364- for the high pressure/low pressure side service connection valves in the refrigerant circuit”“
1 -  Socket with external and internal threads
2 -  O-ring: 10.8 mm; 1.8 mm identification: black or with colors
3 -  Valve with M12 x 1.5 mm external threads and groove for O-ring (7 ± 1 Nm)
4 -  O-ring for the cap: 10.8 mm; 1.8 mm identification: black or with colors
5 -  Cap
 

Evacuating and Charging Valve, High Pressure Side

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 ...

Evacuating and Charging Valve, Low Pressure Side
Special tools and workshop equipment required Torque Wrench 1783 - 2-10Nm -VAG1783- with Torque Wrench 1783 - 1/4" Drive Ratchet -VA ...

Other materials:

Aqua Premium Application Instructions for Water-Soluble Products
Edition 06/2013 When working with water-soluble products, pretreat the base surface very carefully and only with water-soluble products and the recommended processing materials. Base Surface Pre-tr ...

Additional Information Sources
Technical Service Handbook outlining action to be taken to rectify current problems. For the repair manual for model-specific repair work. Refer to → Heating, Ventilation and Air Conditioning; Rep. Gr.87. ...

Driving in a fuel-efficient manner
Fig. 118 Fuel consumption in litres per 100 km at two different outside temperatures First read and observe the introductory information and safety warnings By adopting an economical driving style and anticipating the traffic situation ahead, you can easily reduce fuel consumption by 10- ...

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