WARNING: Although R 134a at normal temperature is non-toxic,
non-flammable and
not explosive in air in any mixture ratio, it is still essential to follow
various safety precautions.
The filled refrigerant circuit of the A/C system is subject to gauge
pressure. When carrying out repairs on the
A/C
Principle
Pre-conditioning cools or heats the car's interior
prior to departure to a comfortable temperature.
The system automatically cools, vents, and heats
depending on the interior, external, and set temperature.
Snow and ice may be removed more
easily.
The system starts the engine automatica