Volkswagen Touran Service Manual: A/C Pressure Switch -F129

Volkswagen Touran Service Manual / Heating, Ventilation and Air Conditioning / Refrigerant Circuit General Information / Switches and Sensors on Refrigerant Circuit and Connections / 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-.

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:

Volkswagen Touran Owners Manual. Checklist
In some countries, special safety standards and emissions-related legislation apply that may differ from the construction of the vehicle. Volkswagen recommends that you visit your Volkswagen dealer before travelling abroad to find out about any legal requirements and the following points ...

Volkswagen Touran Service Manual. Polyurethane Adhesive Sealant
Definition: Polyurethane Adhesive Sealant -AKD 476 KD5 05- Edition 04/2009 Product Description Polyurethane Adhesive Sealant -AKD 476 KD5 05- is a paste-like, one-part adhesi ...