VW Polo manuals

Volkswagen Polo Service & Repair Manual: 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 freezing point for water (icing protection).
 

A/C Programmer -J127

Electrical Components Not on Refrigerant Circuit
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Coolant Fan Control Module -J293
  Note There are different construction styles.     This control module switches on and off the A/C clutch ...

Other materials:

Single Wire Seals, Installing
  Note Single wire seals prevent the penetration of water and dirt into the contact housing. They are installed, for example, in the engine compartment and must be reinstalled after a repair. Single wire seal is crimpe ...

Refrigerant Circuit Pipes and Hoses
  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 ...

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”. ...

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