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:

Adhesive sealant
Designation: Adhesive sealer -D 511 500 A2-, grey Adhesive sealer -D 511 510 A2-, black Issued 04.2009 Product description Adhesive sealant -D 511 500 ...

Removing and installing coolant pipes
Special tools and workshop equipment required Hose clamps up to 25 mm -3094- Hose clip pliers -VAS 6362- ...

Belt height adjuster
Fig. 68 Next to the front seats: belt height adjuster First read and observe the introductory information and safety warnings The seat belt height adjusters for the front seats can be used to adjust the position of the seat belt on the shoulder so that it can be fastened properly: P ...