Refrigerant Weight Scale

Verify that no refrigerant other than HFC-134a (R-134a) and specified lubricants have been used with the scale. The hose fitting must be 1/2"-16 ACME if the scale controls refrigerant flow electronically.

Fig 1: Weighing Refrigerant Container Using Refrigerant Weight Scale

Courtesy of NISSAN NORTH AMERICA, INC.