In order to ensure a clear allocation of the quality levels from these three test instructions to thecurrent instruction, the quality requirements are compared in Table 3.The quality levels were listed in reverse order in the old technical specifications (parts lists,drawings, instructions) which were valid before the present specification took effect. If thepresent specification is used together with the older technical specifications, the plausibility ofthe mentioned quality levels shall be checked in accordance with Tables 2 and 3.