Refrigerant Circuit, General Precautions
Follow the instructions for the workplace. They should be
displayed in the workplace.
Ensure absolute cleanliness when working.
Wear work clothing, safety goggles and gloves when working
with refrigerant and ...
Test Requirements
Radiator and condenser are clean (clean if necessary).
The ribbed belt for the A/C compressor and alternator
tensioned correctly.
All air ducts, covers and seals are OK and installed
correctly.
...
Refrigerant R134a Physical Data
Vehicle air conditioning systems make use of the
vaporization and condensation process. In this case, one works
with a substance which boils easily, designated as refrigerant.
The refrigerant employed is tetrafluoroethane R134a, which
bo ...