Volkswagen Polo Service & Repair Manual: A/C Technology Basic Principles

Additional Information Sources

Technical Service Handbook outlining action to be taken to rectify current problems. For the repair manual for model-specific repair work. Refe ...

Physical Principles

The four known states of water also apply to air conditioning system refrigerants. 1 -  gaseous (invisible) 2&n ...

Other materials:

Snow Chains
Snow Chins, Assembly and Replacing Snow chains may be mounted only on the drive wheels. If the vehicle has AWD, then snow chains may be used on the front wheels only. Snow chains are not possible with all wheel/tire com ...

Wheel, Balancing, Tire and Wheel Radial and Lateral Run-Out, Checking
Before beginning balancing, the following requirements must be fulfilled. The tire pressure must be OK. The tire profile must not be worn on one side. The tire profile must be at least 4 mm. ...

Inspecting Tires
Because tire damage can have serious consequences, the technician and the driver should regularly check the tires, as it is the best form of early problem recognition. Pre-damaged tires cannot withstand driving situations like high vehic ...