VW Polo manuals

Volkswagen Polo Service & Repair Manual: 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.
  WARNING
There is a danger of ice-up.
Refrigerant will leak out if refrigerant circuit is not discharged.
Refrigerant must be extracted before removing valve -C-. 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.
Different threads for switch on high pressure and low pressure sides.
   
Only valves and o-rings that are resistant to refrigerant R134a and refrigerant oil must be installed.
A -  Connection (soldered in)
B -  O-Ring
C -  Valve (with o-ring)
 

Refrigerant Circuit Connections with Valve for Switches

A/C Refrigerant Low Pressure Switch -F73
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. ...

A/C Pressure Switch -F129
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. ...

Other materials:

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. ...

Two-Part Synthetic Adhesion Filler
Definition: Two-Part Synthetic Adhesion Filler -LKF 696 009 A2-, white Two-Part Synthetic Adhesion Filler -LKF 696 040 A2-, black Edition 08/2013 Product Description ...

Changing engine oil
First read and observe the introductory information and safety warningsThe engine oil must be changed regularly in accordance with the data given in the service schedule. The engine oil and filter should always be changed, and used oil disposed of, by a qualified workshop due to the special ...

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