30.2 One complete fully discharged sample (discharged to the manufacturer’s specified END-OF-DISCHARGE VOLTAGE) is to be placed in a full-draft circulating-air oven maintained at a uniform temperature of at least 10°C higher than the maximum temperature of the enclosure measured during the Temperature and operating Limits check Test in Section 16, but not less than 70°C. The sample is to remain in the oven for 7 h.