Other information:
Repair procedures
Refrigerant System Service
Basics (R-134a)
Refrigerant Recovery
Use only U.L.-listed service equipment that is certified to meet the requirements
of SAE J2210 when removing HFC-134a (R-134a) from the air conditioning system.
  ...
Seat belts are designed to bear upon the bony structure of the body, and should
be worn low across the front of the pelvis, chest and shoulders, as applicable;
wearing the lap section of the belt across the abdominal area must be avoided.
Seat belts should be adjusted as firmly as possible, con ...