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:

Checking
–  Turn off the ignition. –  Connect pressure gauge battery (A/C service station). –  Take pressure gauge readings. There are two possible results A and B.   &nbs ...

Test Requirements
  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”. ...

Volkswagen repair information
First read and observe the introductory information and safety warningsVolkswagen Service information and official Volkswagen repair information can be purchased from the following addresses: Customers in Europe, Asia, Australia, Africa, Central and South America Please contact a Volkswagen d ...