Volkswagen Polo Service & Repair Manual: Electrical Components Not on Refrigerant Circuit

A/C Compressor Regulator Valve -N280

  Note For switching pressures, removing and installing switches and switch arrangement and version, see vehicle-specific refrigerant circuit. ...

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 fr ...

Other materials:

Certificate of Conformity
The vehicle manufacturer must request an EU type approval for all passenger vehicles (vehicle class M1). A certificate of conformity is produced based on this type approval. This document confirms that the vehicle confor ...

A/C without Magnetic Clutch with Torsion-Elastic Clutch
  Caution Non-approved tools or materials such as leak sealing additives can cause damage or malfunctions in the system. Only use tools and materials approved by the manufactu ...

Loading the trailer
First read and observe the introductory information and safety warnings Trailer weight and drawbar load The trailer weight is the weight that the vehicle can pull . The drawbar load is the weight that the towing bracket exerts on the ball coupling vertically from above . The figures for tr ...