Volkswagen Polo Service & Repair Manual: Refrigerant Circuit with Expansion Valve and Evaporator

Volkswagen Polo Service & Repair Manual / Refrrigerant R134a Servicing / Refrigerant Circuit General Information / Refrigerant Circuit Design / Refrigerant Circuit with Expansion Valve and Evaporator

1 -	Evaporator

2 -	Expansion Valve

3 -	Valve for extracting, filling and measuring

4 -	Receiver/dryer with dryer bag/dryer cartridge

5 -

Condenser

6 -	A/C Compressor

Note

Arrows point in direction of refrigerant flow.

Refrigerant Circuit with Expansion Valve and Evaporator

Refrigerant Circuit Design

...

Refrigerant Circuit with Restrictor and Reservoir

1 - A/C Compressor 2 - Condenser 3 - Restrictor 4 - ...

Other materials:

A/C Programmer -J127
This programmer switches the refrigerant flow direction through the second evaporator if the temperature on the cooling fins on the second evaporator lowers to the freezing point for water (icing protection). ...

Indicator lamps
First read and observe the introductory information and safety warnings Indicator lamps in the instrument cluster Lit up Possible cause Solution Vehicle lighting not working partially or completely. Change the corresponding bulb or If al ...

Coolant Fan Control Module -J293
Note There are different construction styles. This control module switches on and off the A/C clutch and therefore the A/C compressor. It switches the coolant fan and calculates the pressu ...