VW Polo manuals

Volkswagen Polo Service & Repair Manual: 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.
Refer to → Rep. Gr.87.
   
Function:
Switches off A/C compressor when there is excessive pressure in the refrigerant circuit (approximately 2 bar (29 psi)).
 

A/C Refrigerant Low Pressure Switch -F73

Magnetic Clutch High Pressure Switch -F118
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. ...

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. ...

Other materials:

Water Content
Only very small amounts of water are soluble in liquid refrigerant. On the other hand, refrigerant vapor and water vapor mix in any ratio. Only a small drop of water may get into the refrigerant circuit. The dryer, dryer bag or dryer car ...

A/C Compressor with A/C clutch
  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 ...

Frequently asked questions
If you suspect that there is a fault in the vehicle or if your vehicle has been damaged, read and observe the following information before contacting a Volkswagen dealership or qualified workshop. You may also find useful information in the index under the headings Things to note or Checklist. ...

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