Being the judgment manner which judges concerning the refrigerant use equipment or the judgment

摘要

PROBLEM TO BE SOLVED: To provide a simple judging method for judging the possibility of reuse of a refrigerant-using equipment or a refrigerant piping, for the purpose of reusing the refrigerant-using equipment or the refrigerant piping.;SOLUTION: This method is a method for judging the possibility of the reuse of the refrigerant-using equipment or the refrigerant piping, and is provided with the first step, and the second step. A residue left in an inside of the refrigerant-using equipment or the refrigerant piping is applied onto a check sheet 30, in the first step. The possibility about the reuse of the refrigerant-using equipment or the refrigerant piping is judged based on a color in the check sheet 30 applied with the residue, in the second step.;COPYRIGHT: (C)2003,JPO