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:

Service and disposal of belt tensioners
First read and observe the introductory information and safety warnings Seat belts may become damaged during any work on the belt tensioners or while removing or refitting any vehicle parts in conjunction with any other repair work. This damage will not always be noticeable. The consequence m ...

Introduction
This chapter contains information on the following subjects:  → Warning and indicator lamps  → Engine oil specification  → Checking the engine oil level and refilling engine oil  → Engine oil consumption  → Changing engine oil Additional information and w ...

Refrigerant R134a Vapor Pressure Table
The vapor pressure table for every refrigerant is published in literature for refrigeration system engineers. This table makes it possible to determine the vapor pressure acting on the column of liquid in a vessel if the temperature of the vessel is know ...