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

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Refrigerant Circuit with Restrictor and Reservoir

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

Other materials:

Pressures, Checking
Note Check cooling performance. The A/C system is functioning correctly when the air flowing from the instrument panel vents has a temperature of 70C or lower. Setting on Climatronic “LO”. ...

Repair Instructions for the Underbody and Stone Chip Protection
Note The underbody and stone chip protection structure must be restored back to its original layer strength and appearance during a repair. Water drain holes must remain free. All threade ...

Physical Principles
The four known states of water also apply to air conditioning system refrigerants. 1 - gaseous (invisible) 2 - vapor 3 - fluid 4&nbs ...