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:

Introduction
This chapter contains information on the following subjects:  → Warning lamp and coolant temperature display  → Coolant specification  → Checking the coolant level and refilling coolant Never carry out any work on the engine coolant system if you are not familiar with t ...

Charging Systems not Requiring a Permit
At this time, A/C service units for extracting, cleaning and filling refrigerant for motor vehicle A/C systems are available from various manufacturers. Charging systems not requiring a permit are ones used for transferring compressed ga ...

Extraction and Charging System Safety Regulations
Make sure the shut-off valves are closed before connecting the charging system to the air conditioning system. Make sure the process is finished before disconnecting the charging system from the A/C system. This prevents any refrig ...

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