(a) Each performance test must be conducted according to the requirements in Sec. 63.7(e) and the procedures of Sec. 63.997(e)(1) and (2).
(b) You may not conduct performance tests during periods of startup, shutdown, or malfunction, as specified in Sec. 63.7(e)(1).
(c) You must conduct three separate test runs for each performance test required in this section, as specified in Sec. 63.7(e)(3). Each test run must last at least 1 hour.