Volkswagen Polo Service & Repair Manual: Refrigerant Circuit Design

Pressure Relief Valve

  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the sys ...

Refrigerant Circuit with Expansion Valve and Evaporator

1 -  Evaporator 2 -  Expansion Valve 3 -  Valve for extracting, filling and measuring ...

Other materials:

Introduction
This chapter contains information on the following subjects:  → Washing the vehicle  → Washing the vehicle with a high-pressure cleaner  → Cleaning windows and exterior mirrors  → Cleaning and changing windscreen wiper blades  → Waxing and polishing the ve ...

Airbag and Belt Tensioner Wire Repair Information
  Note Observe general notes for repairs on the vehicle electrical system. Refer to → Chapter „Vehicle Electrical System, General Repair Information“. In addition to the general repairs on wiring harnesses, th ...

Refrigerant Oil
Refrigerant oil mixes with the refrigerant (about 20 - 40%, depending on compressor type and amount of refrigerant) and circulates constantly in the system, lubricating the moving parts. Special synthetic refrigerant oils, for example, ...