Volkswagen Golf Service & Repair Manual: Evaporator

Volkswagen Golf Service & Repair Manual / Air conditioning system with refrigerant R134a / General information on refrigerant circuit / Refrigerant circuit components / Evaporator

The liquid refrigerant evaporates in the tubes of the evaporator. The latent heat of evaporation is taken from the air streaming past the evaporator fins. The air cools. The refrigerant evaporates and is drawn into the air conditioning system compressor carrying with it the heat it has absorbed.

A restrictor or an expansion valve allows a defined quantity of refrigerant to flow to the evaporator. In systems with an expansion valve, the flow is regulated such that only gaseous refrigerant exits the evaporator.

Evaporator

Condenser

The condenser transfers heat from the compressed refrigerant gas to the surrounding air. This allows the refrigerant gas to condense into liquid ...

Reservoir

The reservoir collects the vaporised and gaseous mixture coming from the evaporator to ensure the air conditioner compressor receives only gaseous refrigerant. Gaseou ...

Other materials:

Dimensions – “e-Golf” lettering on rear lid
Note When fitting the lettering, observe the fitting notes → Anchor. 1 - Lettering Model designation 2 - Height dimension 75.5 ± 1 mm, from lower edge of lettering to tail light 3& ...

Removing and installing tyre pressure sensor, Beru tyre pressure monitoring system
View of Beru system WARNING After tyre sealant has been used, the tyre pressure sensor of the respective wheel must be renewed. ...

Removing and installing mirror glass
Special tools and workshop equipment required Note Removal and installation are described only for the left mirror glass. The right side is similar. ...