VW Polo manuals

Volkswagen Polo Service & Repair Manual: A/C Pressure Switch -F129

  Note
For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit.
Refer to → Rep. Gr.87.
   
This pressure switch has 3 functions:
1. Switches the coolant fan to the next higher level when the pressure in the refrigerant circuit increases (approximately 16 bar (232 psi)).
2. Switches off A/C system if pressure is excessive (approximately 32 bar (464 psi)), for example. because of insufficient engine cooling.
3. Switches off A/C system if pressure is insufficient (approximately 2 bar (29 psi)), for example. loss of refrigerant.
  Note
A/C Pressure Switch -F129- replaces the A/C Refrigerant High Pressure Switch -F23-, A/C Refrigerant Low Pressure Switch -F73- and the Magnetic Clutch High Pressure Switch -F118-.
 

A/C Pressure Switch -F129

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. ...

High Pressure Sensor -G65
  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. ...

Other materials:

Using the menus in the instrument cluster
Fig. 13 Vehicles without multifunction steering wheel: press button ① in the windscreen wiper lever to confirm the menu point and rocker switch ② to change the menu Fig. 14 Vehicles with multifunction steering wheel: control buttons for menus in the instrument cluster First read and ob ...

Corrective Action When Vehicle Pulls to One Side
Test Conditions Before and During the Road Test –  Check all suspension components on front and rear axle for damage. –  Check tire pressure and correct if necessary. –  ...

Infrared Dryer -VAS6878
Definition: Infrared Dryer -VAS6878- Product Description: The infrared dryer is used to dry paste, filler, base paint, top coats and clear coats on vertical and horizontal surfaces. ...

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